NPI Portal NPI Lookup & Verification

George A. Johnson, MD

George A. Johnson is a Pediatrics Physician provider (Pediatrics) practicing in Mountain View, CA, registered in the NPPES registry with NPI 1124104054 since 2006. The credential MD stands for Doctor of Medicine. Practices at Kaiser Foundation Health Plan Inc (listed at the same practice address in NPPES).

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NPI 1124104054
Entity type Individual (Type 1)
Name George A. Johnson
Credential MD
Sex Male
Practice address 555 CASTRO ST, Mountain View, CA, 94041
Phone 6509033000
Enumeration date 2006-10-31
Last updated in NPPES 2007-07-08

Taxonomy & licenses

Taxonomy code Specialty Primary License State
208000000X Pediatrics Physician Primary G61753 CA

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
00G617530 Medicaid CA
Copy-ready billing details
Provider: George Johnson, MD
NPI: 1124104054
Taxonomy: 208000000X (Pediatrics Physician)
Address: 555 CASTRO ST, Mountain View, CA, 94041

Other providers at this practice address

NPI Name Type Specialty Location
1871554022 Susie Jang Individual Internal Medicine Physician Mountain View, CA
1902837859 Vickie Chou Individual Pediatrics Physician Mountain View, CA
1285744631 Danael Caywood Individual Family Nurse Practitioner Mountain View, CA
1962512103 Susana Traber Individual Registered Nurse Mountain View, CA
1881792984 Theresa Gettinger Individual Nurse Practitioner Mountain View, CA
1609957422 Tracy Namimatsu Individual Pharmacist Mountain View, CA
1548347487 Steven Shpall Individual Dermatology Physician Mountain View, CA
1497832349 Wakako Nomura Individual Obstetrics & Gynecology Physician Mountain View, CA

Verify this record

Cross-check NPI 1124104054 against the authoritative CMS record: view George A. Johnson on the official NPPES registry .

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 or validate an NPI number.

Frequently asked questions

What is the NPI number for George Johnson?
The National Provider Identifier (NPI) for George Johnson is 1124104054, a Type 1 (individual) record in the CMS NPPES registry.
Where does George Johnson practice?
The practice location on file with NPPES is in Mountain View, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-07-08.