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

H ROBERT BIRSCHBACH MD
NPI 1639145303
Internal Medicine in Rockville, MD

Active since February 23, 2006
10110 MOLECULAR DR STE 206, ROCKVILLE, MD 20850(301) 279-2779(301) 279-2767 Get Directions Write a Review

NPPES record last updated: October 25, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About H Robert Birschbach Md NPPES

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

H ROBERT BIRSCHBACH MD (NPI 1639145303) is an individual internal medicine provider in Rockville, Maryland, licensed in Maryland (D0004115) and active in the NPI registry since February 2006. He maintains a secondary practice location in Gaithersburg.

NPPES Registry Identity

NPI1639145303
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameH ROBERT BIRSCHBACHCredential: MD
Location Address10110 MOLECULAR DR STE 206Rockville, MD 20850-7542
Mailing Address10110 Molecular Dr Ste 206Rockville, MD 20850-7542 · (301) 279-2779 · Fax (301) 279-2767
Fax(301) 279-2767
Sole ProprietorNo
Enumeration DateFebruary 23, 2006
Last NPPES UpdateOctober 25, 2026
✔ NPI 1639145303 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 · D0004115
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.
10110 MOLECULAR DR STE 206, Rockville, MD 20850

Secondary Practice Location 1

Location 1201 Russell AveGaithersburg, MD 20877-2801 · Phone (301) 216-4157 · Fax (301) 987-6297

Other Identifiers 5

Medicaid799921600MD
Other2469271005Cigna
Other41102703MD · Carefirst Md
Other52970006DC · Carefirst Dc
Other110184429MD · Railroad Medicare

Other Providers at the Same Location NPPES 5

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

Nurse Practitioner (Family)
10110 MOLECULAR DR STE 206
ROCKVILLE, MD 20850
Internal Medicine (Infectious Disease)
10110 MOLECULAR DR STE 206
ROCKVILLE, MD 20850
Nurse Practitioner (Acute Care)
10110 MOLECULAR DR STE 206
ROCKVILLE, MD 20850
Internal Medicine
10110 MOLECULAR DR STE 206
ROCKVILLE, MD 20850
Nurse Practitioner
10110 MOLECULAR DR STE 206
ROCKVILLE, MD 20850

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 H Robert Birschbach's NPI number?

The NPI number for H Robert Birschbach is 1639145303. It was assigned to this individual provider in the NPPES registry on February 23, 2006.

Where is H Robert Birschbach located?

H Robert Birschbach practices at 10110 Molecular Dr Ste 206, Rockville, MD 20850. The listed phone number is (301) 279-2779.

What is H Robert Birschbach'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 H Robert Birschbach was last updated on October 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.