Colin Hamblin, a Professional Medical Corporation
NPI 1538049598 · Family Medicine Physician · Greenbrae, CA
Colin Hamblin, a Professional Medical Corporation is a Family Medicine Physician organization in Greenbrae, CA (NPI 1538049598).
Provider details
- NPI number
- 1538049598
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Basil Hamblin, President(415) 663-1082
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
Mailing address
Registry dates
- Enumerated
- 2025-09-02
- Last updated
- 2025-09-02
Frequently asked questions
- What is Colin Hamblin, a Professional Medical Corporation's NPI number?
- Colin Hamblin, a Professional Medical Corporation's National Provider Identifier (NPI) is 1538049598, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Colin Hamblin, a Professional Medical Corporation?
- Colin Hamblin, a Professional Medical Corporation is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Colin Hamblin, a Professional Medical Corporation located?
- Colin Hamblin, a Professional Medical Corporation's practice location on file with NPPES is 599 Sir Frances Drake Blvd, Greenbrae, CA 94904.
- What is Colin Hamblin, a Professional Medical Corporation's phone number?
- The practice phone number listed in the NPPES registry for Colin Hamblin, a Professional Medical Corporation is (415) 663-1082.
- Who is the authorized official for Colin Hamblin, a Professional Medical Corporation?
- The authorized official listed on Colin Hamblin, a Professional Medical Corporation's NPPES record is Basil Hamblin, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Colin Hamblin, a Professional Medical Corporation's NPI active?
- Yes — Colin Hamblin, a Professional Medical Corporation's NPI (1538049598) is active in the NPPES registry as of the last update on 2025-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.