Grant Masaoka, M.D.
NPI 1780677120 belongs to Grant Masaoka, M.D., a specialist with a practice location in Anaheim, CA. The NPI was issued on August 30, 2005, and the record was last updated in NPPES on July 13, 2026.
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Specialist Primary | 174400000X | G19094 (CA) |
Practice location
Local context
Active NPPES records list 2,107 providers with specialist as the primary taxonomy within 25 miles of this practice location's ZIP code, 552 of them within 10 miles.
The same primary taxonomy is listed by 9,080 in California and 89,620 nationwide.
These are counts from NPPES records, not a ranking or recommendation. Distances are measured between ZIP code centers, not street addresses.
Record history
- Name on record
- Dr. Grant Roger Masaoka
- Status
- Active
- NPI issued
- Last updated in NPPES
- Deactivated
- Reactivated
Is this your record? Updates are made through NPPES, the official National Plan and Provider Enumeration System.
NPPES data as of · Source: CMS NPPES
Building software? Fetch this NPI programmatically with the NPILayer Provider API.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://api.npilayer.com/v1/providers/1780677120"