MARTIN I PASSEN M.D.
NPI 1093708877
Internal Medicine in Baltimore, MD

Active since August 26, 2005
307 S EATON ST STE A, BALTIMORE, MD 21224(410) 337-8446 Get Directions Write a Review

NPPES record last updated: June 21, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Martin I Passen M.d. NPPES

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

MARTIN I PASSEN M.D. (NPI 1093708877) is an individual internal medicine provider in Baltimore, Maryland, licensed in Maryland (D0042561) and active in the NPI registry since August 2005.

NPPES Registry Identity

NPI1093708877
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMARTIN I PASSENCredential: M.D.
Location Address307 S EATON ST STE ABaltimore, MD 21224-2525
Mailing Address307 S Eaton St Ste ABaltimore, MD 21224-2525 · (410) 337-8446
Sole ProprietorYes
Enumeration DateAugust 26, 2005
Last NPPES UpdateJune 21, 2025
NPPES CertifiedJune 21, 2025
NPI 1093708877 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 · D0042561
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.

307 S EATON ST STE A, Baltimore, MD 21224

Other Providers at the Same Location NPPES

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

Internal Medicine
307 S EATON ST STE A
BALTIMORE, MD 21224

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 Martin Passen's NPI number?

The NPI number for Martin Passen is 1093708877. It was assigned to this individual provider in the NPPES registry on August 26, 2005.

Where is Martin Passen located?

Martin Passen practices at 307 S Eaton St Ste A, Baltimore, MD 21224. The listed phone number is (410) 337-8446.

What is Martin Passen'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 Martin Passen was last updated on June 21, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.