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University of Maryland Neurosurgery Associates P A

Neurological Surgery Physician in Columbia, MD · enumerated 2026 · authorized official Karol Zimmerman, Director.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1821941204

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Registry record

Entity type Organization (Type 2)
Legal business name University of Maryland Neurosurgery Associates P A
Practice address 5900 Waterloo Rd Ste 250, Columbia, MD, 21045
Phone (410) 328-8209
Fax (410) 328-1413
Enumeration date Feb 17, 2026
Last updated in NPPES Feb 17, 2026

Taxonomy & classification

207T00000X Neurological Surgery Physician Allopathic & Osteopathic Physicians Primary

Authorized official

Name Karol Zimmerman
Title Director
Phone (667) 214-1620

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for University of Maryland Neurosurgery Associates P A?
The NPI for University of Maryland Neurosurgery Associates P A is 1821941204, a Type 2 (organization) record in the CMS NPPES registry.
Who is the authorized official for University of Maryland Neurosurgery Associates P A?
NPPES lists Karol Zimmerman (Director) as the authorized official for this organization.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-02-17.