Dr. John M. Ryan
- Gender: Male
- Experience: 37 years
- Graduated from: Warren Alpert Medical School Of Brown University
- Graduation year: 1984
- Sole propriator: No
- NPI: 1841230968
Dr. John M. Ryan M.D.
Internist
He is located at 245 Chapman Street in Providence, RI 02905. Can help patients with the following: Chronic Obstructive Pulmonary Disease (COPD), Heart Disease, Hiatal Hernia, High Blood Pressure, Hyperlipidemia, Hyponatremia. His National Provider Identifier (NPI) number is 1841230968. Appointment can be made via the phone number (401) 444-4741. He is affiliated with 2 hospitals.
Conditions treated
Dr. John Mark Ryan, being an internist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. John M. Ryan.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Asthma
- Atherosclerosis
- Bladder Control
- Chest Pain
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Constipation
- Cystitis
- Diarrhea
- Edema
- Fever
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Headache
- Heart Disease
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Influenza
- Inguinal Hernia
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Peptic Ulcer
- Prescription Refill
- Urethritis
- Urinary Tract Infection (UTI)
Procedures Performed by Dr. John M. Ryan
Insurances Accepted by Dr. John M. Ryan
- Medicare
Medicare Enrollment
Dr. John M. Ryan is enrolled to bill Medicare as a Practitioner - Internal Medicine .
Bills through: Brown Medicine
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.
Payments received
Drug payment
| Medtronic | $156 |
| GlaxoSmithKline | $14 |
| Covidien | $11 |
Other
| Food and Beverage | $184 |
Studies
WARREN ALPERT MEDICAL SCHOOL OF BROWN UNIVERSITY
Graduated in 1984
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Questions & Answers
Has Dr. John Mark Ryan affiliation with hospitals?
Dr. John Mark Ryan is affiliated with THE MIRIAM HOSPITAL. For the full list of hospitals see this list.
What conditions does Dr. John Mark Ryan treat?
Dr. John Mark Ryan provides treatment for Chronic Obstructive Pulmonary Disease (COPD), Heart Disease, Hiatal Hernia, High Blood Pressure, Hyperlipidemia, Hyponatremia. For the full list see this list.
Does Dr. John Mark Ryan accept patients with Medicare?
Yes, Dr. John Mark Ryan accepts patients with Medicare.
Where can you meet with Dr. John Mark Ryan?
Dr. John Mark Ryan's office is located at 245 Chapman Street in Providence, RI 02905.