Johns Hopkins University

Group Practice·747 providers

5215 LOUGHBORO RD NW, Washington, DC 200162618

12 Locations

12 Specialties

40 Insurance Plans

Contact Johns Hopkins University

(202) 537-4000 Get Directions

5215 LOUGHBORO RD NW, Washington, DC 200162618

Providers

747

Locations

Specialties

Insurance Plans

About Johns Hopkins University

Background and practice information

Johns Hopkins University is a large multi-specialty medical practice based in Baltimore, MD, with 747 affiliated healthcare providers practicing across 12 locations in 4 states.

The practice brings together providers across multiple specialties, including internal medicine, diagnostic radiology, physician assistant, and hospitalist. Its providers are in-network with 40 insurance plans, though coverage varies by individual provider and should be confirmed before scheduling.

Practice Locations

12 locations

Johns Hopkins UniversityPrimary

5215 LOUGHBORO RD NW, Washington, DC 200162618

(202) 537-4000

Baltimore, MD

632 providers

Middle River, MD

301 providers

Bethesda, MD

182 providers

Nottingham, MD

18 providers

Arlington, VA

7 providers

Columbia, MD

6 providers

York, PA

4 providers

Frederick, MD

4 providers

Bowie, MD

1 provider

Lutherville, MD

1 provider

Mc Lean, VA

1 provider

Affiliations

Hospitals where providers at Johns Hopkins University hold admitting privileges

Johns Hopkins Hospital, The · Baltimore, MD490 providers Johns Hopkins Bayview Medical Center · Baltimore, MD319 providers Sibley Memorial Hospital · Washington, DC176 providers Suburban Hospital · Bethesda, MD118 providers Johns Hopkins Howard County Medical Center · Columbia, MD62 providers Frederick Health Hospital · Frederick, MD10 providers George Washington Univ Hospital · Washington, DC10 providers Medstar Georgetown University Hospital · Washington, DC10 providers

Insurance Networks

Accepted insurance plans and networks

Johns Hopkins University accepts 156 plans from 16 insurers, including Kaiser Permanente Mid-Atlantic States, Cigna, Aetna.

Kaiser Permanente Mid-Atlantic States

In-NetworkView all Kaiser Permanente Mid-Atlantic States doctors in Washington, DC →

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Source: CMS Transparency in Coverage filings (March 2026). Network participation may change — verify with the provider's office before scheduling.

Specialties at Johns Hopkins University

Provider specialties represented at this practice

Internal Medicine111 providers

Diagnostic Radiology89 providers

Physician Assistant73 providers

Hospitalist50 providers

Nurse Practitioner49 providers

Pathology49 providers

Cardiovascular Disease (cardiology)40 providers

General Surgery38 providers

Orthopedic Surgery27 providers

Radiation Oncology27 providers

Gastroenterology26 providers

Otolaryngology16 providers

Healthcare Providers in Washington

196 providers practice here

Hamza Aziz, MD

Cardiac Surgery · Telehealth

Washington, DC

Duke Cameron, MD

Cardiac Surgery · Telehealth

Washington, DC

James Gammie, MD

Cardiac Surgery · Telehealth

Washington, DC

Mehrdad Ghoreishi, MD

Cardiac Surgery · Telehealth

Washington, DC

Fayyaz Hashmi, MD

Cardiac Surgery

Washington, DC

Sunil Prasad, MD

Cardiac Surgery

Washington, DC

Zeshan Ahmad, MD

Cardiovascular Disease (cardiology) · Telehealth

Washington, DC

Christina Bax, MD

Dermatology

Washington, DC

Yoseph Dalia, MD

Dermatology

Washington, DC

Jun Kang, MD

Dermatology

Washington, DC

Jennifer Powers, MD

Dermatology

Washington, DC

Kevin Sharghi, MD

Dermatology

Washington, DC

Ashkan Akhavan Malayeri, MD

Diagnostic Radiology

Washington, DC

Amir Batouli, MD

Diagnostic Radiology

Washington, DC

William Craig, MD

Diagnostic Radiology

Washington, DC

Hugh Dainer, MD

Diagnostic Radiology

Washington, DC

Rodrigo De Castro Luna, MD

Diagnostic Radiology

Washington, DC

Bryan Defranco, MD

Diagnostic Radiology

Washington, DC

Francis Deng, MD

Diagnostic Radiology

Washington, DC

Jonathan Foster, MD

Diagnostic Radiology

Washington, DC

Andrew Harbuck, MD

Diagnostic Radiology

Washington, DC

Meisam Hoseinyazdi, MD

Diagnostic Radiology

Washington, DC

Margaret Houser, MD

Diagnostic Radiology

Washington, DC

Brian Johnson, MD

Diagnostic Radiology

Washington, DC

Frequently Asked Questions

Common questions about Johns Hopkins University

How many providers are at Johns Hopkins University?

Johns Hopkins University has 747 affiliated healthcare providers across 12 locations. You can browse the full provider roster, with specialties and locations, on this page.

What specialties does Johns Hopkins University offer?

The practice includes providers in internal medicine, diagnostic radiology, physician assistant, and hospitalist, among others. Use the specialty filter on the provider list to find a specific type of provider.

What insurance does Johns Hopkins University accept?

Providers at Johns Hopkins University are collectively in-network with 40 insurance plans. Acceptance varies by individual provider, so confirm your specific plan with the office before your visit.

Where is Johns Hopkins University located?

Johns Hopkins University's primary location is in Baltimore, MD, with 11 additional locations listed on this page. See the contact section for the full address and phone number.

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