NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Wendy S. Sullivan, P.A.

Physician Assistant in Baltimore, MD · enumerated 2006.

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

National Provider Identifier

1194781617

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Registry record

Entity type Individual (Type 1)
Name Wendy S. Sullivan
Credential P.A.
Sex Female
Practice address 6820 Hospital Dr, Suite 210, Baltimore, MD, 21237
Fax (410) 391-6144
Enumeration date Apr 24, 2006
Last updated in NPPES Nov 1, 2012

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 0110 002181 (VA) Primary
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License C0002516 (MD) Secondary
PA · Physician Assistant: A licensed clinician who practices medicine in collaboration with physicians, trained in a graduate PA program. About the PA credential

Other identifiers

Identifier Type State Issuer
010234085 Medicaid VA -
541203530 Other VA TAS IDENTIFICATION NUMBER

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

Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
What specialty is Wendy Sullivan?
Wendy Sullivan is registered in NPPES with the primary taxonomy of Physician Assistant. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-11-01.