NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Mrs. Doreen Onipede Jackson, MD

Colon & Rectal Surgery Physician in Travis Air Force Base, CA · enumerated 2013.

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

National Provider Identifier

1649615287

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Registry record

Entity type Individual (Type 1)
Name Mrs. Doreen Onipede Jackson
Credential MD
Sex Female
Practice address Travis Air Force Base, CA, 94535
Enumeration date May 9, 2013
Last updated in NPPES Aug 19, 2022

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

208600000X Surgery Physician Allopathic & Osteopathic Physicians · License 171636 (CA) Secondary
208C00000X Colon & Rectal Surgery Physician Allopathic & Osteopathic Physicians · License ME139661 (FL) Secondary
208D00000X General Practice Physician Allopathic & Osteopathic Physicians · License 204413 (NC) Secondary
208C00000X Colon & Rectal Surgery Physician Allopathic & Osteopathic Physicians · License 171636 (CA) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

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 Doreen Jackson?
Doreen Jackson is registered in NPPES with the primary taxonomy of Colon & Rectal Surgery 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 2022-08-19.