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

GREGG SEMENZA M.D.
NPI 1336184829
Pediatrics in Baltimore, MD

Active since June 18, 2006
601 N CAROLINE ST, BALTIMORE, MD 21287(410) 955-3071 Get Directions Write a Review

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

About Gregg Semenza M.d. NPPES

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

GREGG SEMENZA M.D. (NPI 1336184829) is an individual pediatrics provider in Baltimore, Maryland, licensed in Maryland (D40020) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1336184829
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameGREGG SEMENZACredential: M.D.
Location Address601 N CAROLINE STBaltimore, MD 21287-0006
Mailing AddressPo Box 64316Baltimore, MD 21264-4316
Phone(410) 955-3071
Sole ProprietorNo
Enumeration DateJune 18, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1336184829 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in MD · D40020
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
601 N CAROLINE ST, Baltimore, MD 21287
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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.

ROBERT WISE M.D.
Internal Medicine (Pulmonary Disease)
601 N CAROLINE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-9446
DR. JAMSHID DANAIE M.D.
Radiology (Diagnostic Radiology)
601 N CAROLINE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-9441
HEATHER MAUREEN STARMER S.L.P.
Speech-Language Pathologist
601 N CAROLINE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-1080
SARAH NAKIB MD, MPH
Dermatology
601 N CAROLINE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-8662
AMELIA TENBERG SCHETTINI NP-C
Nurse Practitioner (Adult Health)
601 N CAROLINE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-5000
MR. CHRISTOPHER B FISHER PA-C
Physician Assistant (Surgical)
601 N CAROLINE ST, #5263
BALTIMORE, MD 21287
Baltimore City (410) 955-9551
MRS. MONICA NGAZOIRE BRYANT PA C
Physician Assistant (Medical)
601 N CAROLINE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-3172
DR. DAWN LAPORTE M.D.
Orthopaedic Surgery (Hand Surgery)
601 N CAROLINE ST, RM 5210
BALTIMORE, MD 21287
Baltimore City (410) 955-3134

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 Gregg Semenza's NPI number?

The NPI number for Gregg Semenza is 1336184829. It was assigned to this individual provider in the NPPES registry on June 18, 2006.

Where is Gregg Semenza located?

Gregg Semenza practices at 601 N Caroline St, Baltimore, MD 21287. The listed phone number is (410) 955-3071.

What is Gregg Semenza's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

When was this NPI record last updated?

The NPPES record for Gregg Semenza 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 24 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.