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

Dr. Joseph Franklin Walter, MD

Dermatology Physician in La Jolla, CA · enumerated 2006.

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

National Provider Identifier

1336111426

Verified

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Registry record

Entity type Individual (Type 1)

Name Dr. Joseph Franklin Walter

Credential MD

Sex Male

Practice address La Jolla, CA, 92037

Phone (858) 452-3244

Fax (858) 452-1018

Enumeration date Feb 3, 2006

Last updated in NPPES Mar 7, 2023

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

Taxonomy & licenses

207N00000X Dermatology Physician Allopathic & Osteopathic Physicians · License C32119 (CA) Primary

207ND0101X MOHS-Micrographic Surgery Physician Allopathic & Osteopathic Physicians · License C32119 (CA) Secondary

207ND0900X Dermatopathology Physician Allopathic & Osteopathic Physicians · License C32119 (CA) Secondary

207NS0135X Procedural Dermatology Physician Allopathic & Osteopathic Physicians · License C32119 (CA) Secondary

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
8584523244	Medicaid	CA	-
05D0S67235	Other	-	CLIA

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 Joseph Walter?

The National Provider Identifier (NPI) for Joseph Walter is 1336111426, a Type 1 (individual) record in the CMS NPPES registry.

Where does Joseph Walter practice?

The practice location on file with NPPES is in La Jolla, CA. 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 2023-03-07.