Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MRS. DIANA R FENG M.D.
NPI 1841251998
Internal Medicine in Baltimore, MD

Active since March 29, 2006
4660 WILKENS AVE, SUITE 100, BALTIMORE, MD 21229(410) 247-0782(410) 242-7819 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mrs. Diana R Feng M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. DIANA R FENG M.D. (NPI 1841251998) is an individual internal medicine provider in Baltimore, Maryland, licensed in Maryland (D0039834) and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1841251998
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameMRS. DIANA R FENGCredential: M.D.
Location Address4660 WILKENS AVE, SUITE 100Baltimore, MD 21229-4848
Mailing Address4660 Wilkens Ave, Suite 100Baltimore, MD 21229-4848 · (410) 247-0782 · Fax (410) 242-7819
Fax(410) 242-7819
Sole ProprietorNo
Enumeration DateMarch 29, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1841251998 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in MD · D0039834
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
4660 WILKENS AVE, Baltimore, MD 21229

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Durable Medical Equipment & Medical Supplies
4660 WILKENS AVE, SUITE 100
BALTIMORE, MD 21229
Nurse Practitioner (Adult Health)
4660 WILKENS AVE, SUITE 100
BALTIMORE, MD 21229
Internal Medicine (Nephrology)
4660 WILKENS AVE, SUITE 203
BALTIMORE, MD 21229
Podiatrist (Foot & Ankle Surgery)
4660 WILKENS AVE, SUITE 202
BALTIMORE, MD 21229
Pediatrics
4660 WILKENS AVE, SUITE 100
BALTIMORE, MD 21229
Specialist
4660 WILKENS AVE, SUITE205
BALTIMORE, MD 21229
Pediatrics
4660 WILKENS AVE, SUITE 100
BALTIMORE, MD 21229
Podiatrist
4660 WILKENS AVE, SUITE 202
BALTIMORE, MD 21229

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Diana Feng's NPI number?

The NPI number for Diana Feng is 1841251998. It was assigned to this individual provider in the NPPES registry on March 29, 2006.

Where is Diana Feng located?

Diana Feng practices at 4660 Wilkens Ave Suite 100, Baltimore, MD 21229. The listed phone number is (410) 247-0782.

What is Diana Feng's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Diana Feng was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 29 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.