OrganizationActive
Gian P Nhan MD Inc
NPI 1225248198 · Anesthesiology Physician · Sonoma, CA
Gian P Nhan MD Inc is a Anesthesiology Physician organization in Sonoma, CA (NPI 1225248198).
Provider details
- NPI number
- 1225248198
- Entity type
- Organization
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Gian Nhan, President(951) 929-6260
- License
- A64288 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
347 Andrieux St
Sonoma, CA 95476-6811
Phone: (951) 929-6260
Fax: (951) 765-2855
Street-level locationGet directions
Mailing address
Po Box 788
Hemet, CA 92546-0788
Registry dates
- Enumerated
- 2007-05-22
- Last updated
- 2020-08-22
Frequently asked questions
- What is Gian P Nhan MD Inc's NPI number?
- Gian P Nhan MD Inc's National Provider Identifier (NPI) is 1225248198, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gian P Nhan MD Inc?
- Gian P Nhan MD Inc is classified in the NPPES registry as Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gian P Nhan MD Inc located?
- Gian P Nhan MD Inc's practice location on file with NPPES is 347 Andrieux St, Sonoma, CA 95476-6811.
- What is Gian P Nhan MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Gian P Nhan MD Inc is (951) 929-6260.
- Who is the authorized official for Gian P Nhan MD Inc?
- The authorized official listed on Gian P Nhan MD Inc's NPPES record is Gian Nhan, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gian P Nhan MD Inc's NPI active?
- Yes — Gian P Nhan MD Inc's NPI (1225248198) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.