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John S Underwood, MD

John S Underwood, MD

Internal Medicine, Hematology & Oncology, Pediatrics
(317) 859-5252
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.

Request An Appointment

accepting new patients

Provider Ratings

4.9 out of 5 (77 ratings)

Locations

or Use My Current Location

Franciscan Health Oncology & Hematology Specialists, a department of Franciscan Health Indianapolis

8111 S. Emerson Ave.
Suite 101
Indianapolis, IN 46237

View hours
Monday
7:30am - 5:00pm
Tuesday
7:30am - 5:00pm
Wednesday
7:30am - 5:00pm
Thursday
7:30am - 5:00pm
Friday
7:30am - 5:00pm
Franciscan Health Oncology & Hematology Specialists, a department of Franciscan Health Indianapolis
317-859-5252 View Details
Request An Appointment

Franciscan Health Indianapolis

8111 South Emerson Avenue
Indianapolis, IN 46237

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 Indianapolis
317-528-5000 View Details

About Me

Education

Medical School:
University of Missouri School of Medicine

Residency:
Indiana University Internal Medicine/Pediatrics Residency

Fellowship:
Indiana University Hematology Oncology Fellowship

Board Certifications

American Board of Internal Medicine

American Board of Pediatrics

Video

Insurances Accepted

  • Aetna
  • Anthem
  • Anthem HIP
  • Anthem Medicaid
  • CareSource
  • Cigna Health Plans
  • Cofinity
  • Corvel
  • Department of Labor
  • Devoted Health
  • Encore Health Network
  • Humana
  • Managed Health Services
  • Managed Health Services MarketPlace
  • Medicaid IN
  • Medicare IN
  • Medicare Rail Road
  • MultiPlan/PHCS
  • Sagamore
  • SIHO
  • Tricare/Humana Military
  • United Health Care
  • United Health Care Medicaid
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Provider Blogs

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Provider Ratings

4.9 out of 5

(77 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.

44 Reviews

02/10/2026

Great communication skills

02/07/2026

He is a “straight shooter”. While we were in the appointment he looked me straight in the eyes. He made sure that Iunderstood everything that we discussed.

01/29/2026

very professional and caring

01/09/2026

Took time for myself

01/08/2026

Feel he would take excellent care of them.

01/06/2026

GREAT DOCTOR EXPLAINES THINGS TO WHERE YOU CAN UNDERSTAND. VERY POLITE AND CONSIDERATE.

12/24/2025

Took his time listening and explaining things.

11/25/2025

Caring and took time

11/21/2025

Wonderful personality and willing to sit and listen. Spends as much time as you need and doesn’t want to push you out.

11/19/2025

Dr Underwood listens to you and cares about you

11/19/2025

Prompt, friendly, listened to my responses.

11/12/2025

Pretty much same as this facility

11/12/2025

VERY KIND, PATIENT, UNDERSTANDING, CARING, CONSIDERATE GIVES GREAT ADVICE, SPEAKS TO PATIENT IN A VERY PERSONALABLE WAY, SHOWS COMPASSION TO PATIENT, GREAT DOCTOR, I WOULD HIGHLY RECOMMEND THIS DOCTOR TO ANYONE I KNOW.

11/11/2025

He was very thorough he explained everything about the test that I would be having.

11/06/2025

He listened to our concerns and was really interested in helping us.

11/01/2025

He is very pleasant, polite. Takes his time with you and listens to what you have to say. Answers with complete honesty and talks to you in terms and ways you can understand the medical side with and without the medical terms we may not understand.

10/31/2025

Excellent, friendly, caring, kind

10/30/2025

Dr Underwood was very kind and knowledgeable. Listened to my concerns

09/25/2025

Very nice and informative

09/16/2025

Only had a brief council with him but was very impressed with his attention to what my input was and provided impor tant information geared to my personal case.

09/05/2025

As stated previously, Dr. Underwood was very thorough and explained everything clearly. His advice for continuing treatment was good.

09/05/2025

Awesome doctors and customer service

09/04/2025

He was very friendly and knowledgeable and took my symptoms seriously.

08/24/2025

Excellent care. She attended to and answered my questions and inquired about my process from the beginning of my illness. She also found out who my treating doctor was at Orlando Health so I could continue treatment.

08/23/2025

He was very nice and listened to what I had to say.

08/16/2025

He seems very knowledgeable and very personable!

08/15/2025

Realistically he cared

08/12/2025

he was very attentive and thoughtful.

08/07/2025

He was very kind, explained everything well, and took great care of me. So grateful for him and his team.

08/06/2025

Dr. Underwood was very was able to communicate the findings of my blood work in a very understandable and patient manner. He seemed to want to talk with me until I had no further questions. I was very impressed by him.

08/05/2025

Very friendly and knowledgeable

07/22/2025

GREAT PERSONAL CARE WITH HIS PATIENTS

07/19/2025

Dr. Underwood is understanding, knowledgeable, and provides useful medical information relevant to me. I appreciate it.

07/10/2025

Very informative

07/03/2025

Excellent doctor. Took his time, really listened and payed attention.

07/03/2025

He is brilliant in his field and beyond, and most importantly, he does not believe everything is in a clinical book; he thinks outside the box, as it were, and does not follow the conventional wisdom of other doctors.

06/25/2025

He listens. He is astute

06/10/2025

He listened to my concerns and also put me at ease. He explains meicalterms

06/06/2025

Very patient concerning my situation. Able to ask questions. Very nice visit and doctor!

06/05/2025

Very nice guy and he made me feel heard .

05/29/2025

Very knowledgeable and straightforward.

05/23/2025

He was kind and answered all my questions.

04/30/2025

He seems to be a great doctor, and was all over the pancreas issue that was diagnosed. So nothing but good things so say about his knowledge and bedside manner.

04/01/2025

GREAT PATIENT CARE
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Hospitals

(317) 859-5252