NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Susan M. Geiger, D.O.

Occupational Medicine Physician in Alamosa, CO · enumerated 2006.

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

National Provider Identifier

1346295581

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Registry record

Entity type Individual (Type 1)
Name Dr. Susan M. Geiger
Credential D.O.
Sex Female
Practice address 2115 Stuart Ave, Alamosa, CO, 81101
Fax (719) 589-8111
Enumeration date May 24, 2006
Last updated in NPPES May 5, 2021

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 44134 (CO) Secondary
2083X0100X Occupational Medicine Physician Allopathic & Osteopathic Physicians · License 44134 (CO) Primary
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

Other identifiers

Identifier Type State Issuer
72050268 Medicaid CO -
840255530055 Other CO ROCKY MTN HEALTH PLANS

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 Susan Geiger?
Susan Geiger is registered in NPPES with the primary taxonomy of Occupational Medicine Physician. 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 2021-05-05.