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

CAROLINE POPLIN M.D.
NPI 1629048640
Internal Medicine in Bethesda, MD

Active since January 23, 2006
8901 WISCONSIN AVE, BETHESDA, MD 20889(301) 295-4630 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Caroline Poplin M.d. NPPES

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

CAROLINE POPLIN M.D. (NPI 1629048640) is an individual internal medicine provider in Bethesda, Maryland, licensed in Maryland (D0043829) and active in the NPI registry since January 2006.

NPPES Registry Identity

NPI1629048640
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameCAROLINE POPLINCredential: M.D.
Location Address8901 WISCONSIN AVEBethesda, MD 20889-0001
Mailing Address6113 Wynnwood RdBethesda, MD 20816-2016
Sole ProprietorNo
Enumeration DateJanuary 23, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1629048640 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 · D0043829
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.
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
BETHESDA, MD 20889
Radiology (Diagnostic Radiology)
8901 WISCONSIN AVE
BETHESDA, MD 20889
Student in an Organized Health Care Education/Training Program
8901 WISCONSIN AVE
BETHESDA, MD 20889
Internal Medicine (Infectious Disease)
8901 WISCONSIN AVE
BETHESDA, MD 20889
General Practice
8901 WISCONSIN AVE
BETHESDA, MD 20889
General Practice
8901 WISCONSIN AVE
BETHESDA, MD 20889
Psychiatry & Neurology (Psychiatry)
8901 WISCONSIN AVE, WRNMMC, NICOE, BUILDING 51
BETHESDA, MD 20889
Physical Therapist
8901 WISCONSIN AVE
BETHESDA, MD 20889

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 Caroline Poplin's NPI number?

The NPI number for Caroline Poplin is 1629048640. It was assigned to this individual provider in the NPPES registry on January 23, 2006.

Where is Caroline Poplin located?

Caroline Poplin practices at 8901 Wisconsin Ave, Bethesda, MD 20889. The listed phone number is (301) 295-4630.

What is Caroline Poplin'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 Caroline Poplin 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 27 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.