Dr John W Warren, MD - Internal Medicine in Baltimore, MD

Dr John W Warren, MD is a Internal Medicine - Infectious Disease physician based in Baltimore, Maryland. Dr John W Warren is licensed to practice in Maryland (license number D21377) and his current practice location is 22 S Greene St, Baltimore, Maryland. He can be reached at his office (for appointments etc.) via phone at (410) 706-4242.

NPI number for Dr John W Warren is 1548202625 and his current mailing address is Po Box 64442, Baltimore, Maryland. He does not participate in medicare program and thus does not accept medicare assignments. His NPI Number is 1548202625.

Contact Information

Dr John W Warren, MD
22 S Greene St,
Baltimore, MD 21201-1544
(410) 706-4242
(410) 706-4200



Physician's Profile

Full NameDr John W Warren
GenderMale
SpecialityInternal Medicine - Infectious Disease
Location22 S Greene St, Baltimore, Maryland
Accepts Medicare AssignmentsDoes not participate in Medicare Program. He may not accept medicare assignment.
  NPI Data:
  • NPI Number: 1548202625
  • Provider Enumeration Date: 06/12/2006
  • Last Update Date: 11/15/2010

Medical Identifiers

Medical identifiers for Dr John W Warren such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1548202625NPI-NPPES
367770-01OtherMDBLUE CROSS/BLUE SHIELD
984061300MedicaidMD
0223729000MedicaidWV
1548202625MedicaidDE
036599400MedicaidDC

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RI0200XInternal Medicine - Infectious Disease D21377 (Maryland)Primary

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr John W Warren is NOT enrolled with medicare and thus cannot prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr John W Warren, MD
Po Box 64442,
Baltimore, MD 21264-4442

Ph: (410) 706-4242
Dr John W Warren, MD
22 S Greene St,
Baltimore, MD 21201-1544

Ph: (410) 706-4242

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› Verified 4 days ago


Internal Medicine Doctors in Baltimore, MD

Dr. Leonard Anang Sowah, M.D.
Infectious Disease
Medicare: Medicare Enrolled
Practice Location: 22 S Greene St, Baltimore, MD 21201
Phone: 410-706-4619    Fax: 410-706-2062
Dr. Bhavandeep Singh Bajaj, M.D.
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 3345 Wilkens Avenue, Suite L10, Baltimore, MD 21229
Phone: 410-644-4444    Fax: 410-644-4484
Dr. Yonas Sisay, M.D.
Infectious Disease
Medicare: Not Enrolled in Medicare
Practice Location: 822 Guilford Ave, #100, Baltimore, MD 21202
Phone: 410-385-9672    
Dr. Stephen John Witanowski, MD
Infectious Disease
Medicare: Medicare Enrolled
Practice Location: 2700 Quarry Lake Dr, Suite 280, Baltimore, MD 21209
Phone: 410-469-5544    Fax: 410-585-2867
Dr. Susrutha Kotwal, MD
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 4940 Eastern Ave, Mfl Bldg, West Tower, 6th Floor, Baltimore, MD 21224
Phone: 410-550-5018    
Dr. Mitesh G Trambadia, M.D.
Infectious Disease
Medicare: Medicare Enrolled
Practice Location: 6701 N Charles St Ste 5218, Baltimore, MD 21204
Phone: 443-849-3786    
Ronak K Patel, M.D.
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 201 E University Pkwy, Baltimore, MD 21218
Phone: 410-554-2000    

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