Ioannis Xenidis, DO

Ioannis Xenidis, DO

Clinical Areas: Heart Care
Specialties: Cardiovascular Disease
(219) 934-4080
Franciscan Physician Network
Languages Spoken
English, French, Greek

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.

Find an Appointment

accepting new patients

Provider Ratings

4.9 out of 5 (185 ratings)

Locations

or Use My Current Location

Franciscan Physician Network Cardiology Munster

701 Superior Avenue
Suite 4100
Munster, IN 46321

View hours
Monday
8:30am - 5:00pm
Tuesday
8:30am - 5:00pm
Wednesday
8:30am - 5:00pm
Thursday
8:30am - 5:00pm
Friday
8:30am - 5:00pm
Franciscan Physician Network Cardiology Munster
219-934-4080 View Details
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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
219-865-2141 View Details

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
219-922-4200 View Details

Franciscan Health Crown Point

12750 Saint Francis Drive
Crown Point, IN 46307

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 Crown Point
219-738-2100 View Details

About Me

Education

Medical School:
Philadelphia College Of Osteopathic Medicine

Internship:
Philadelphia College of Osteopathic Medicine

Residency:
Philadelphia College of Osteopathic Medicine

Fellowship:
Midwestern University CCOM Cardiology Program

Board Certifications

American Board of Nuclear Medicine

Cardiovascular Disease, American Osteopathic Board of IM

American Osteopathic Board of Internal Medicine

Insurances Accepted

  • Aetna
  • Anthem
  • Anthem HIP
  • Anthem Medicaid
  • BCBS IL
  • CareSource
  • Cigna Health Plans
  • Cigna HealthSpring
  • Cofinity
  • Community Health Alliance
  • 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
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Conditions Treated

  • Afib (Atrial Fibrillation)
  • Congestive Heart Failure
  • Enlarged Heart
  • Heart Attack
  • Heart Failure
  • Heart Murmur
  • Heart Valve Disease
  • Peripheral Arterial Disease

Procedures Performed

  • Abdominal Aortic Aneurysm Repair
  • Abdominal Aortic Ultrasound
  • Cardiac Imaging
  • Cardiac Rehabilitation
  • Electrocardiogram (EKG/ECG)
  • Exercise Stress Test
  • Heart Scan
  • Holter Monitoring

Provider Ratings

4.9 out of 5

(185 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.

98 Reviews

10/21/2026

Dr. Xenidis is a very good doctor

10/16/2026

Dr. Xenidis gives me the truth about my health.

10/14/2026

He takes his time, explains as needed & friendly.

10/12/2026

You feel very cared for

10/04/2026

he is knowledgeable and listens

10/03/2026

He just seemed to be a very knowledgeable doctor and spent a lot of time with you explaining everything

09/29/2026

Dr. Xenidis is a very thorough Dr. and probably but friendly also

09/18/2026

Great bedside manner, explains everything so I understand and I always feel cared for and listened to

09/16/2026

Very knowledgeable, takes the time to explain all your information, friendly, kind.

09/15/2026

Saved my life

09/14/2026

He explains everything! And takes his time answering all my questions. He’s very good!

09/10/2026

I like him and they might to

09/06/2026

Great caring doctor

09/03/2026

i enjoy Dr. Xenidis care and have recently brought my dad into his practice.

08/31/2026

He is more of a friend to me

08/30/2026

They listen to me

08/30/2026

Dr. Xenidis tells you exactly what’s going on with you.

08/29/2026

Great guy. No nonsense. Sense of humor.

08/26/2026

he is caring and attentive to your concerns

08/20/2026

Very thorough.

08/17/2026

Good dr

07/18/2026

He was very patient with me and very helpful.

07/15/2026

He is a very caring doctor

07/08/2026

Dr is very thorough

07/07/2026

DR.XENIDIS TAKES HIS TIME AND EXPLANES EVERY THING WITH YOU

07/07/2026

He explains everything and he doesn't mi nd repeating until understand.

06/25/2026

Dr. Ioannis Xenidis is a very caring & exceptional doctor.

06/24/2026

Daughter was a patient of his first.

06/22/2026

Great Dr.

06/18/2026

I trust his judgment in treating my health problems.

06/18/2026

Great in-depth discussions.

06/17/2026

Always straight forward. Gets right to the point.

06/10/2026

Dr. Xenidis is nice and approachable.

06/10/2026

Dr Xenidis is really good at treating you as a regular person, not just a patient. Makes you feel like you know him as a friend.

05/30/2026

I feel he is a good dr who listens and cares for his patients

05/27/2026

Friendly and knowledgeable

05/22/2026

He treats me like a real person

05/20/2026

I have been a patient of Dr. Xenidis for several years. He always explains things very clearly and effectively. He always takes a few moments to be friendly. Great doctor!

05/20/2026

great Dr.

05/20/2026

Smart man. Easy to talk to.

05/19/2026

Personable and explains things in detail.

05/19/2026

Dr. Xenidis has skills where you feel comfortable & know that you are going to feel better. He has wonderful people skills. He noes how to ask questions & helps you feel comfortable. I never feal fright-end to see Dr Xenidis when I’m ill. I just know that I’m going to feel better. 💞

05/14/2026

He listens and pays attention to all the details.

05/14/2026

Friendly and competent Dr and staff!!

05/05/2026

Great Cardiologist

05/05/2026

He is very concerned about his patients.

05/01/2026

Dr Xenidis has been my cardiologist for over 20 years. He is very caring and concerned about my health and takes the time to talk with me about my health and any procedures that would be needed.

04/30/2026

friendly and counts heavily on test results--

04/29/2026

Very competent and professional.

04/29/2026

Very fine doctor

04/28/2026

Explains everything to you

04/25/2026

Caring, understanding.

03/14/2026

He is kind and knowledgeable.

03/14/2026

He listens but his staff doesn't and doesn't follow through

03/13/2026

Likable and willing to explain

03/13/2026

Very knowledgeable

03/13/2026

I feel he really cares about my health and explains things in a way that I will understand.

03/12/2026

Great bedside manners.

03/11/2026

Very proficient team

03/11/2026

Explains everything you could understand

03/04/2026

He is a wonderful caring doctor who takes care of me.

03/04/2026

Friendly & knowledgeable.

03/02/2026

Great Doctor and makes sure you understand all the medical advice

03/02/2026

Great cardiologist

02/26/2026

I think he is very through.

02/20/2026

My wife and I like him very much

02/20/2026

The doctor knows all about the heart and I like that

02/18/2026

Dr. Xenidis is straight forward with your health.

02/16/2026

Today was one of the times he felt like a friend that was trying to help me

02/16/2026

Doctor Ioannis Xenidis explains everything clearly.

02/14/2026

I have been with the Cardiologist and his nurse for several years.

02/12/2026

He has been willing to listen and talk to you as a patient.

02/09/2026

Dr. Xenidis will tell you the truth about your diagnosis and he doesn’t beat around the bush.

02/09/2026

Dr Xenidis is a great cardiologist.

02/06/2026

He is professional and cares.

02/05/2026

Doctor listens and gives deep insites

02/05/2026

Dr Xenidis is very kind & thoughtful. Always thoughtful & listens to my thoughts.

02/03/2026

Great Doctor answers all the questions and gives a good advice

02/01/2026

He is very through and knowledgeable.

01/31/2026

He was very thorough in his explanations and made sure I understood

01/27/2026

I trust his plan for my cardio problems.

01/26/2026

Dr. Xenidis, answered all my questions, and I didn't feel the appointment was rushed.

01/20/2026

Answered all questions I had and explained them so that I could understand them.

01/20/2026

A true professional. Answers all questions I have. Always takes the time to listen to me. Has the type of personality everyone is looking for in a Medical professional.

01/14/2026

I've been seeing him for 10 years

01/07/2026

He is very caring about his patients

01/07/2026

DR.XENIDIS TAKES HIS TIME AND EXPLANES EVERY THING TO YOU

01/07/2026

Very good at what he does.

12/13/2025

I feel quite comfortable with the people in that department.

12/10/2025

He is very comforting & interested in all the details

12/09/2025

Dr. Xenidis tells it like it is and does not sugar coat anything about my health

12/08/2025

Really listens to his patients!

11/13/2025

The doctor is very caring and concerned

11/12/2025

DOCTOR XENIDIS EXPLAINS EVERY THING AND TAKES HIS TIME HE DOES NOT RUSH

11/12/2025

He is caring and "tells it like it is".

11/10/2025

I already did

11/10/2025

Took time to explain all test results and did so in a very conversational manner.

11/03/2025

Very patience and informative
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Hospitals

(219) 934-4080