Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Nancy Anne Jameson, M.D.
Ophthalmology Physician in Napa, CA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1992770804
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Registry record
Entity type Individual (Type 1)
Name Nancy Anne Jameson
Credential M.D.
Sex Female
Practice address 800 Trancas St, Suite A, Napa, CA, 94558
Phone (707) 255-6212
Fax (707) 255-6290
Enumeration date Feb 22, 2006
Last updated in NPPES Feb 1, 2008
Taxonomy & licenses
207W00000X Ophthalmology Physician Allopathic & Osteopathic Physicians · License G63552 (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.
Frequently asked questions
What is the NPI number for Nancy Jameson?
The National Provider Identifier (NPI) for Nancy Jameson is 1992770804, a Type 1 (individual) record in the CMS NPPES registry.
Where does Nancy Jameson practice?
The practice location on file with NPPES is in Napa, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → John Bosetti Ophthalmology Physician · Napa, CA NPI 1023082393 Eye Specialists Medical Group of Napa Valley Inc Specialist · Napa, CA NPI 1003833856 Tamara Lewis Optometrist · Napa, CA NPI 1972698462 Phong Vu Optometrist · Napa, CA NPI 1255523189 Mohit Mehtani Ophthalmology Physician · Napa, CA NPI 1770808339 Allison Hinko Retina Specialist (Ophthalmology) Physician · Napa, CA NPI 1255612941 Eyelliance Vision Partners Asc LLC Ambulatory Surgical Clinic/Center · Napa, CA NPI 1043896061
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-02-01.