NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Abraham Alan Weber, M.D.

Ophthalmology Physician in Larkspur, CA · enumerated 2006.

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

National Provider Identifier

1750309936

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Dr. Abraham Alan Weber
Credential M.D.
Sex Male
Practice address 5 Bon Air Rd, # 127, Larkspur, CA, 94939
Phone (415) 945-9065
Fax (415) 945-9062
Enumeration date Jul 17, 2006
Last updated in NPPES Dec 19, 2007

Taxonomy & licenses

207W00000X Ophthalmology Physician Allopathic & Osteopathic Physicians · License G12812 (CA) Primary
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
00G128120 Medicaid CA -

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 is the NPI number for Abraham Weber?
The National Provider Identifier (NPI) for Abraham Weber is 1750309936, a Type 1 (individual) record in the CMS NPPES registry.
Where does Abraham Weber practice?
The practice location on file with NPPES is in Larkspur, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-12-19.