NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Keegan J Ziemba, M.D.

General Practice Physician in Concord, NH · enumerated 2011.

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

National Provider Identifier

1568751824

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Registry record

Entity type Individual (Type 1)
Name Mrs. Keegan J Ziemba
Credential M.D.
Sex Female
Practice address 76 Fort Eddy Rd, Suite 1 #1075, Concord, NH, 03301
Enumeration date Apr 6, 2011
Last updated in NPPES Mar 2, 2026

Taxonomy & licenses

208D00000X General Practice Physician Allopathic & Osteopathic Physicians · License 0101271796 (VA) Primary
208D00000X General Practice Physician Allopathic & Osteopathic Physicians · License 320959 (NY) Secondary
208D00000X General Practice Physician Allopathic & Osteopathic Physicians · License 35.123674 (OH) Secondary
208D00000X General Practice Physician Allopathic & Osteopathic Physicians · License 1014384 (MA) Secondary
208D00000X General Practice Physician Allopathic & Osteopathic Physicians · License MD469713 (PA) Secondary
208D00000X General Practice Physician Allopathic & Osteopathic Physicians · License TPME3162 (FL) Secondary
208D00000X General Practice Physician Allopathic & Osteopathic Physicians · License 21260 (NH) Secondary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
320959 Other NY STATE LICENSE
1014384 Other MA STATE LICENSE
96605 Other GA STATE LICENSE
NCX417A Other NC MEDICARE
TPME3162 Other FL STATE LICENSE
U8858 Other TX STATE LICENSE
0101271796 Other VA STATE LICENSE
MD469713 Other PA STATE LICENSE
21260 Other NH STATE LICENSE
35.123674 Other OH STATE LICENSE

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What specialty is Keegan Ziemba?
Keegan Ziemba is registered in NPPES with the primary taxonomy of General Practice Physician. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
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.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-03-02.