Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. HUGH TRENT MACKAY M.D.
NPI 1346232261
Obstetrics & Gynecology in Bethesda, MD

Active since August 17, 2005
8901 WISCONSIN AVE., DEPT. OF OBSTETRICS AND GYNECOLOGY, BETHESDA, MD 20889(301) 295-1128(301) 295-0674 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Hugh Trent Mackay M.d. NPPES

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

DR. HUGH TRENT MACKAY M.D. (NPI 1346232261) is an individual obstetrics & gynecology provider in Bethesda, Maryland, licensed in Georgia (037858) and active in the NPI registry since August 2005.

NPPES Registry Identity

NPI1346232261
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameDR. HUGH TRENT MACKAYCredential: M.D.
Location Address8901 WISCONSIN AVE., DEPT. OF OBSTETRICS AND GYNECOLOGYBethesda, MD 20889-0001
Mailing Address6100 Executive Blvd., Suite 8b13Bethesda, MD 20892-0001 · (301) 435-6988 · Fax (301) 480-1972
Fax(301) 295-0674
Sole ProprietorNo
Enumeration DateAugust 17, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1346232261 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License Licensed in GA · 037858
Definition

An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

8901 WISCONSIN AVE., Bethesda, MD 20889

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.

Pharmacist
8901 WISCONSIN AVE., PHARMACY SERVICE
BETHESDA, MD 20889
Internal Medicine
8901 WISCONSIN AVE., WALTER REED NATIONAL MILITARY MEDICAL CTR
BETHESDA, MD 20889
Psychiatry & Neurology (Neurology)
8901 WISCONSIN AVE., NATIONAL NAVAL MEDICAL CENTER, DEPT. OF NEUROLOGY
BETHESDA, MD 20889
Dentist (Prosthodontics)
8901 WISCONSIN AVE.
BETHESDA, MD 20889
Dentist (Periodontics)
8901 WISCONSIN AVE.
BETHESDA, MD 20889
Anesthesiology
8901 WISCONSIN AVE., TRANSITIONAL PRGM WRNMMC
BETHESDA, MD 20889
Internal Medicine
8901 WISCONSIN AVE., INTERNAL MEDICINE
BETHESDA, MD 20889
Pharmacist
8901 WISCONSIN AVE., BUILDING#9 RM2315A
BETHESDA, MD 20889

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1346232261, enumerated as an "individual" on August 17, 2005.

The provider is located at 8901 WISCONSIN AVE. DEPT. OF OBSTETRICS AND GYNECOLOGY BETHESDA, MD 20889 and the phone number is (301) 295-1128.

Obstetrics & Gynecology with taxonomy code 207V00000X.