Frederick Diel, DPM

Frederick Diel, DPM

Clinical Areas: Podiatry
Specialties: Podiatrist, Foot Surgery Podiatrist
Franciscan Physician Network
Languages Spoken
English

The tau symbol represents physicians who are employees of the Franciscan Physician Network, a division of Franciscan Alliance, Inc. All other physicians are independent members of the Medical Staff who choose to practice at a Franciscan Health hospital.

accepting new patients

Franciscan Physician Network Orthopedics & Podiatry Munster

759 45th Street
Suite 201
Munster, IN 46321

View hours
Monday
8:00am - 4:30pm
Tuesday
8:00am - 5:00pm
Wednesday
8:00am - 4:30pm
Thursday
8:00am - 5:00pm
Friday
8:00am - 1:30pm
Franciscan Physician Network Orthopedics & Podiatry Munster

Franciscan Health Dyer

24 Joliet Street
Dyer, IN 46311

View hours
Sunday
Open 24 hours
Monday
Open 24 hours
Tuesday
Open 24 hours
Wednesday
Open 24 hours
Thursday
Open 24 hours
Friday
Open 24 hours
Saturday
Open 24 hours
Franciscan Health Dyer

Franciscan Health Munster

701 Superior Avenue
Munster, IN 46321

View hours
Sunday
Open 24 hours
Monday
Open 24 hours
Tuesday
Open 24 hours
Wednesday
Open 24 hours
Thursday
Open 24 hours
Friday
Open 24 hours
Saturday
Open 24 hours
Franciscan Health Munster

About Me

Education

Podiatric School:
Willliam M. Scholl College of Podiatric Medicine

Internship:
Mount Sinai Hospital Medical Center

Residency:
Mount Sinai Hospital Medical Center

Board Certifications

American Board of Foot & Ankle Surgery

American Board of Foot & Ankle Surgery

Video

Insurances Accepted

  • Aetna
  • Anthem
  • Anthem HIP
  • Anthem Medicaid
  • BCBS IL
  • CareSource
  • Cigna Health Plans
  • Cigna HealthSpring
  • Cofinity
  • Community Health Alliance
  • Corvel
  • Department of Labor
  • Devoted Health
  • Encore Health Network
  • Franciscan PHO Northern Indiana, LLC.
  • Healthcare Finest Network
  • Humana
  • Lutheran Preferred
  • Managed Health Services
  • Managed Health Services MarketPlace
  • Medicaid IL
  • Medicaid IN
  • Medicare IN
  • Medicare Rail Road
  • MultiPlan/PHCS
  • Preferred Network Access
  • Sagamore
  • SIHO
  • Tricare/Humana Military
  • United Health Care
  • United Health Care Medicaid
Show more

Procedures Performed

  • Plantar Fasciitis Treatment

Provider Blogs

Preventing And Managing Plantar Fasciitis

Preventing And Managing Plantar Fasciitis

Read More

Podcasts

 

Provider Ratings

4.9 out of 5

(395 ratings)

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

226 Reviews

08/31/2026

Very professional

08/27/2026

Through and concise in his evaluation.

08/26/2026

Very professional

08/26/2026

He is very friendly and thorough. His residents were wonderful as well. My issue was resolved with the medication the doctor prescribed. I would definitely come back to him if I ever have a foot issue again.

08/26/2026

Good doctor

08/26/2026

Dr gave some use full information for my problem

08/26/2026

Dr. Diel is genuine. Great doctor.

08/25/2026

I feel that he’s taking care of me in a professional manner and I trust what he’s telling me. I am getting better.

08/25/2026

Dr Diel is the BEST!! I affectionately call him the REAL DIEL! He’s so informative and he acts immediately upon my concerns. I appreciate his honesty and his care about my health. He shows that he truly cares for his patients!

08/25/2026

Dr. Diel is wonderful! I have been going to him for years. He listens to what you have to say and genuinely cares about his patients.

08/25/2026

Very professional

08/24/2026

Doctor Diel has very , very good bedside manner. He listen to what hurt you then he answer your questions . He is very gentle with you feet.

08/24/2026

See above. This is based on excellent care.

08/24/2026

Good job

08/21/2026

Caring doctor

08/11/2026

Great manner/personality. Very calm and thorough. Polite.

08/11/2026

Dr. Diel is very thorough and professional.

08/08/2026

Dr. Diel was wonderful! My issue is already subsiding with the recommended treatment. I highly recommend him!

08/08/2026

Great guy

08/06/2026

He is a good Doctor and listens.

08/06/2026

Well known throughout staff

08/06/2026

He’s everything you want in a doctor: nice, smart, and helpful.

08/06/2026

Very attentive and explained all possibilities. Great bed side manor

08/05/2026

He was very thorough and explained everything to me. He also told me about my X-rays that I had taken.

08/04/2026

Dr. Diel always keeps his appointments times close to when they are scheduled, always asks if we have any additional questions or concerns before we leave.

08/03/2026

He is understanding, knowledgeable, professional, friendly, caring, gentle and thorough. I can get an appointment quickly when it is an important issue.

08/02/2026

Dr Diel was very thorough and addressed all my concerns.

07/29/2026

He is very good at evaluating a problem and making the necessary adjustments.

07/28/2026

He does an excellent job.

07/27/2026

Tells me all that is going on with my foot and explains what is happening and what is going to happen. Very easy to talk with about what is going on and answers my questions in a way I can understand.

07/13/2026

Takes time for his patient

07/11/2026

Dr. Diel has saved my life. He has cared for me and I am loyal to him.

07/09/2026

Very knowledgeable.

07/09/2026

Excellent care and doesn't talk over your head.

07/09/2026

Takes good care of my needs

07/08/2026

I met Dr. Diel for the first time and felt very comfortable when he walked in the room. Definitely a great doctor with a great personality.

07/06/2026

Polite, Professional and Informative.

07/02/2026

Very informative on my issue on my left foot.

07/01/2026

always pleasant and offers help beyond the issue that promted the visit

06/29/2026

Very caring and excellent service.

06/25/2026

The exceptional attention given to my needs.

06/25/2026

Caring and professional

06/23/2026

Dr. Diel is very approachable. He has a very easy-going bedside manner. He has also insured that my pain is addressed and even encouraged me to contact him if I need any refills on pain medication. He is very thoughtful.

06/20/2026

He's a very good doctor an is very caring about his patient's

06/18/2026

He is great!!

06/18/2026

He's an awesome doctor

06/17/2026

Excellent physician who explains

06/15/2026

Very thorough and super friendly.

06/12/2026

I like him.

06/11/2026

Dr.Diel is a doctor who I trust and who gives me great advice.

06/10/2026

He’s caring and takes good care of me and my SIL

06/10/2026

I like Dr. Diel and how he handles our treatment

06/09/2026

Excellent care

06/09/2026

Very informative.

06/08/2026

Great bedside manner

06/06/2026

Very Ryan good doctor, and listens to your every consern,plus he never wants to put me through things that I don't need

05/29/2026

He is modern and listens very informative. helped me with my problem

05/28/2026

Great

05/27/2026

Excellent care from start to finish. The doctor was thorough, compassionate, and very professional.

05/27/2026

Very personable, and he's very thorough. DR Diel always provide details and options for treatment.

05/26/2026

Very courteous and helpful.

05/23/2026

Knowledgeable, friendly, efficient ~ answers all my questions and provided sound feedback and recommendations.

05/20/2026

Dr Diel was patient, attentive, and very nice. Took his time explaining things. What else can you ask for

05/19/2026

As above,Dr. Diel was great.

05/18/2026

Dr. Diel takes his time with the patient. Address the issues and explain his treatment plan to the patient.

05/18/2026

He and the nurse were very patient with me specially when they put a injection on my heel, they always had a smile on their faces

05/18/2026

He listen and answer you question Dr Diel has very good bed side Manner

05/16/2026

As per the above answer. I recommended him to my daughter and she had a very positive experience.

05/14/2026

Dr Diel was great! I felt very comfortable with him.

05/09/2026

Excellent physician

05/07/2026

He listens and speaks so you understand instead of talking above you.

05/07/2026

HE BROKE DOWN WHAT TREATMENT THAT WOULD HELP ME START FEELING BETTER

05/04/2026

Great doctor explained everything.

05/01/2026

Knowledgeable and well educated and experienced

04/28/2026

Easy to relate to and was concerned about my problems

04/28/2026

He’s good at what he does

04/27/2026

I've been seeing this doctor for years!!!!!! I won't allow no one other than Dr. Deil touch this foot!!!!!

04/27/2026

I didn’t feel rushed.

04/27/2026

He's the best!

04/27/2026

Dr. Diel is wonderful. From the moment you walk in, it’s clear he genuinely cares about his patients. He takes his time during appointments, listens carefully to your concerns, and explains everything thoroughly so you always leave feeling informed and confident about your care. It’s rare to find a doctor who doesn’t make you feel rushed, and Dr. Diel is exactly that. Highly recommend him to anyone looking for a podiatrist who truly puts his patients first.

04/22/2026

Dr Diel is a very good doctor & is very friendly & engaging.

04/21/2026

He’s on top of any issues that I have with my feet.

04/20/2026

Great doctor

04/17/2026

Not one bad experience with Dr.

04/17/2026

Very Personal and kind He was open for discussion and suggestions. He helped my condition tremendously.

04/14/2026

Dr. Diel informed me of alternatives for my condition.

04/14/2026

He dedicated enough time to answer questions, he’s patient and polite

04/13/2026

Concern for my health

04/09/2026

they took the time to look at my foot to tell me what was going on what they thought would help with the reason that I was feeling the way that I was

04/08/2026

Very professional and courteous

04/07/2026

Very knowledgeable, take his time to explain everything to me. He's a great Dr. Diel.

04/07/2026

Excellent caring doctor

04/06/2026

He is very knowledgeable, friendly and explains all procedures. He also asks if you have any concerns about your feet.

04/03/2026

Very pleasant ad friendly great service

04/02/2026

Great care provided

03/25/2026

Nice guy, very friendly and he listens.

03/24/2026

While I met him briefly, his resident physician was extremely knowledgeable and caring in my treatment. She took plenty of time with me and I felt really cared for by her and the nurse.

03/23/2026

Dr.Diel listens to my concerns and discusses possible solutions.

03/19/2026

Dr.Diel is awesome

03/19/2026

Good service

03/18/2026

He explained and answered all my questions.

03/14/2026

Doctor does such a great job

03/12/2026

When he cuts and takes care of my nails I don’t have any pain or discomfort.

03/11/2026

i have sent 5 people to him already get doc

03/10/2026

Easy to talk to

03/10/2026

Doctor is easy to talk to. Overall very nice place to do business.

03/03/2026

Excellent demeanor and skilled

03/03/2026

Very smart crew very smart people very happy with everybody. Jessica who is assistant nurse is fantastic thank you for everything

03/02/2026

I am very satisfied with his care and concern.

03/02/2026

Very friendly & helpful.

02/26/2026

As I stated above Dr. Diel is very efficient physician, very patient, answers your questions, and is very easy to speak to.

02/26/2026

Friendly and helpful

02/26/2026

Very easy to talk to about surgery concerns

02/24/2026

Dr. Diel is an excellent doctor who takes good care of his patients.

02/24/2026

Professional

02/21/2026

Dr. Diel treated my injury with care and recommended an effective treatment plan.

02/17/2026

Great doctor.

02/14/2026

Truly caring doc. Great communication He continues to help me as I age.

02/11/2026

He answers my questions and checks my feet and inserts for any changes.

02/11/2026

Very professional and informative

02/10/2026

Very helpful and attentive to my needs

02/09/2026

Takes very good care of my feet.

02/09/2026

I've been with him for many years. He knows his stuff and has given me excellent care and advice.

02/09/2026

DR Diel answer questions I asked him.and he was very nice

02/09/2026

He has been very thorough and answered all my questions. I have no concerns regarding my care.

02/04/2026

Doctor Diel is very friendly and have good bedside manner.

02/03/2026

Dr relates my issues so it is understandable

02/01/2026

He seems very nice, he had an intern who did my toenail. It is not pretty.

01/27/2026

Explains and makes the patient comfortable, n u don't feel like his rushing you

01/24/2026

he is good

01/23/2026

Dr Diel is very knowledgeable and very caring

01/21/2026

Friendly and listens to problems and takes care of problems

01/20/2026

Helped ease my foot pain.

01/20/2026

A excellent doctor with a great staff.

01/19/2026

Very professional and competent in his field

01/19/2026

Dr Diel has a great professional demeanor

01/19/2026

Compassion, medical knowledge, and the ability to reach possible treatment options.

01/13/2026

He is a good listener. Understood my pain and we’re working to relieve the pain. He is very kind and not hurried.

01/10/2026

Dr. Diel is very friendly, knowledgeable and gentle while working/caring for your feet.

01/10/2026

Their very professional and kind and courteous.

01/10/2026

Dr. Diel, has wonderful bedside manners. He explains to you what has happened, if you are injured, as I was, and what he is going to do to help you through the injury. He asked if I had any questions, which I did, and he answered them in a way I understood, as opposed to Medical language.

01/08/2026

great doc

01/07/2026

Very personable doctor

01/06/2026

Because he's the BEST!!!

01/06/2026

Because of my experience, they have witnessed my care and are also impressed with the quality of the care I received.

12/29/2025

Honest educated and compassionate for your needs

12/29/2025

Dr Diel very attentive and answers my questions without hurry

12/29/2025

Listen to my concerns...caring....

12/27/2025

He shows caring for the patient

12/27/2025

Professionalism

12/23/2025

He cares for you.

12/22/2025

FROM MY STATEMENT ABOVE: Dr. Frederick Diel and his assisting nurse technician, Jessica, are wonderful I have been going to him for over 14 years. He has taken care of all of my foot problems, from many foot stress fractures I have had over the years, foot surgeries, and maintenance problems. Franciscan Munster Clinic is very fortunate to have Dr. Diel as one of their providers

12/22/2025

Dr. Diel listens to my concerns and he works with me in an attempt to find a solution.

12/22/2025

Dr Diel and the staff have been very kind. They made me feel very at ease during my visits and were informative every step of the way during my healing process. Dr. Diel kept me feeling at ease every step of the way. He is very informative and kind. I would recommend him to everyone.

12/18/2025

He did a great job on me and was knowledgeable with the questions I asked.

12/18/2025

Very thorough and polite, takes time to talk to you and explain the situation

12/18/2025

Because he showed me that he cared doing my grievance.

12/17/2025

He was approachable and made sure I understood everything we discussed.

12/16/2025

CARING AND EFFICIENT DOCTOR

12/16/2025

Dr Diel is very pleasant, friendly & a great healthcare provider.

12/16/2025

Just set up an appointment for my wife.

12/16/2025

He is kind and personable, always answers my questions and explains everything.

12/16/2025

Dr. Diel is amazing. I am so lucky I was assigned to his care when I broke my ankle. No complaints. Excellent doctor!!

12/15/2025

Excellent doctor exceptional care

12/15/2025

Very friendly and thorough. Explains what the best options are.

12/13/2025

Dr. Diel gives excellent service and is always friendly.

12/11/2025

He's a great doctor that is knowledgeable and patient

12/10/2025

Great guy.

12/09/2025

You will definitely get the best medical care.

12/09/2025

Dr Diel is very knowledgeable and kind

12/05/2025

He’s very nice and personable. He listens to you with every concern you have about your feet. He doesn’t need you when he cuts your toenails. I have not been cut by him at all. He does a real good job.

12/02/2025

Very friendly and doesn't leave you filling like he doesn't care

11/29/2025

Great care. Listened to my problems and took care.

11/25/2025

He knows what he's doing, and he treats the problem the way it should be treated

11/24/2025

Dr Diel Very informative. Listens and explains everything.

11/24/2025

He is an excellent Dr and Surgeon.

11/24/2025

He is the Doctor with the best possible knowledge! And I did recommended to one of my family member.

11/20/2025

He has a great bedside manner. Very thorough with his explanations and put me at ease.

11/20/2025

Makes my pain go away and cure my issues

11/17/2025

Dr. Diel took his time explaining everything to me. He was very thorough and kind. He made me feel at ease during my visit.

11/17/2025

The student did a lot of cutting and there was blood. Dr. Diel did a good job cleaning it and we talked about what to do about it. I will watch for redness. He seemed concerned.

11/17/2025

Wonderful bedside manner very kind and explained everything to me about my broken ankle. Asked me if I had any questions, was very patient, just a good egg! I would recommend him to anyone.

11/17/2025

Caring professional

11/17/2025

Great Dr.

11/17/2025

Inasmuch as my previous podiatrist is no longer in the network, today was my first visit with Frederick Diel and I was very pleased with his professional service

11/13/2025

friendly

11/11/2025

Doctor Diel it’s very knowledgeable and takes the time to explain what the problem is and how he is going to treat it, which is very important to me. He is also very kind of courteous.

11/11/2025

Listens and provides excellent care.

11/10/2025

Eased callous pain.

11/06/2025

Great DR.

11/04/2025

He’s very committed to his patients.

11/01/2025

Spends the time and listens to you and what is going on. Truly cares about your well-being.

10/27/2025

Very informative and professional

10/23/2025

he is a good Dr and a great surgeon

10/22/2025

Dr was personable and his personality made me comfortable to speak with

10/21/2025

Professionalism

10/21/2025

very Caring & personable

10/21/2025

Dr. Diel is a wonderful doctor, who listens and takes time with his patients.

10/20/2025

Patient, caring and supportive

10/14/2025

As I said above -- I have been a patient of Dr. Frederick Diel for over 10 years. He is a wonderful physician. He is very knowledgeable and personable, and I have recommended him to other people. He has a good staff, who I have known for years as well. I am thankful that I have him as my doctor. Franciscan Munster Clinic is very fortunate to have him on their staff.

10/14/2025

Dr. Diel clearly explained what was going on and what my options were. Also provided me with 2 cushions I could try to minimize the pain due to friction.

10/14/2025

He fixed my issue

10/12/2025

Dr Diel and his team are excellent and explain their diagnosis and treatments very well

10/11/2025

Very good doctor.

10/08/2025

Professional and attentive to my issues.

10/07/2025

Very good doctor

10/07/2025

great md. but long waits.

10/06/2025

Dr.Diel is very knowledgeable And cares very much for his patients

10/03/2025

He’s a nice guy seems to care about your well being.

09/30/2025

He did a good job

09/29/2025

I trust them and their knowledge

09/29/2025

My husband has been a patient of his for 6 years and have always admired his knowledge and compassion.

09/25/2025

He’s a wonderful doctor, and he takes his time aggressing any issues that you might have.

09/25/2025

Takes his time and answers questions

09/24/2025

Dr. Diel was thorough and explained everything carefully.

09/23/2025

AS ALWAYS EXCELLENT SERVICE FROM EVERYONE

09/22/2025

He takes the time, answers questions, and makes me feel very comfortable.

09/20/2025

I would rather the doctor took care of the callous on my foot, not his assistant. Or at least have the doctor in the room to make sure he's doing it right. The assistant only sanded it down. Last time, his assistant removed the stem of the callous.

09/18/2025

Im satisfied hes great

09/18/2025

Smart, kind on time

09/16/2025

Concern for my health. Answered my questions

09/16/2025

Easy to talk to with and thoughtful with his answers.

09/16/2025

He is very friendly and is a very effective provider. He took my fungus affected toes to the point where they now look perfectly normal. I cannot say enough good things about Dr Diel.

09/15/2025

Honest and professional

09/10/2025

Feel very relaxed with Dr Diel and he knows what he is doing with my feet.

09/07/2025

Very personable and professional
Show more

Hospitals