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HAROLD R KATZ M.D.
NPI 1356439210
Ophthalmology in Baltimore, MD

Active since October 10, 2006
1838 GREENE TREE RD, SUITE 225, BALTIMORE, MD 21208(410) 653-0200(410) 653-3667 Get Directions Write a Review

NPPES record last updated: March 21, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Harold R Katz M.d. NPPES

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

HAROLD R KATZ M.D. (NPI 1356439210) is an individual ophthalmology provider in Baltimore, Maryland, licensed in Maryland (D30934) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1356439210
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameHAROLD R KATZCredential: M.D.
Location Address1838 GREENE TREE RD, SUITE 225Baltimore, MD 21208-6391
Mailing Address100 Park AveBaltimore, MD 21201-3416 · (410) 752-1677 · Fax (410) 752-4435
Phone(410) 653-0200
Fax(410) 653-3667
Sole ProprietorNo
Enumeration DateOctober 10, 2006
Last NPPES UpdateMarch 21, 2008
✔ NPI 1356439210 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in MD · D30934
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
1838 GREENE TREE RD, Baltimore, MD 21208
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Other Identifiers 3

Medicare NSC4091880004MD
Medicare PIN693LO582MD
Medicare UPINE21318MD

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.

EDWARD ZIMMERMAN M.D.
Internal Medicine (Gastroenterology)
1838 GREENE TREE RD, STE 400
BALTIMORE, MD 21208
Baltimore County (410) 602-7782
KEN M ZONIES MD LLC
Internal Medicine
1838 GREENE TREE RD, STE 300
PIKESVILLE, MD 21208
Baltimore County (410) 653-0366
DR. NORBERT ZEMANKIEWICZ D.O.
Surgery
1838 GREENE TREE RD, SUITE 285
PIKESVILLE, MD 21208
Baltimore County (410) 602-0777
SHOSHANA COHEN O.D.
Optometrist
1838 GREENE TREE RD, SUITE 225
BALTIMORE, MD 21208
Baltimore County (410) 653-0200
MILAN WISTER M.D.
Internal Medicine
1838 GREENE TREE RD, SUITE 535
PIKESVILLE, MD 21208
Baltimore County (443) 438-4925
OROSZLAN LLC
Internal Medicine
1838 GREENE TREE RD, STE 300
PIKESVILLE, MD 21208
Baltimore County (410) 653-0366
CENTER FOR PAIN MANAGEMENT, LLC
Pain Medicine (Interventional Pain Medicine)
1838 GREENE TREE RD, SUITE 150
PIKESVILLE, MD 21208
Baltimore County (410) 383-7443
LIFEBRIDGE COMMUNITY GASTROENTEROLOGY, LLC
Internal Medicine (Gastroenterology)
1838 GREENE TREE RD, SUITE 400
PIKESVILLE, MD 21208
Baltimore County (410) 602-7782

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 Harold Katz's NPI number?

The NPI number for Harold Katz is 1356439210. It was assigned to this individual provider in the NPPES registry on October 10, 2006.

Where is Harold Katz located?

Harold Katz practices at 1838 Greene Tree Rd Suite 225, Baltimore, MD 21208. The listed phone number is (410) 653-0200.

What is Harold Katz's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

When was this NPI record last updated?

The NPPES record for Harold Katz was last updated on March 21, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years 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.