Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Cristina P Hamill

Obstetrics & Gynecology Physician in Baltimore, MD · enumerated 2005.

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

National Provider Identifier

1508866690

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Registry record

Entity type Individual (Type 1)

Name Cristina P Hamill

Sex Female

Practice address 330 N Howard St, Baltimore, MD, 21201

Phone (410) 576-1400

Fax (410) 576-7600

Enumeration date Jul 29, 2005

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

207V00000X Obstetrics & Gynecology Physician Allopathic & Osteopathic Physicians · License D0057895 (MD) Primary

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 Cristina Hamill?

The National Provider Identifier (NPI) for Cristina Hamill is 1508866690, a Type 1 (individual) record in the CMS NPPES registry.

Where does Cristina Hamill practice?

The practice location on file with NPPES is in Baltimore, MD. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.