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Brian Hennessy, D.D.S.
NPI 1184838294 · General Practice Dentistry · San Rafael, CA
Brian Hennessy, D.D.S. is a General Practice Dentistry provider in San Rafael, CA (NPI 1184838294).
Provider details
- NPI number
- 1184838294
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 29059 (CA)
Specialties & taxonomies
Dental Providers
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
912 Grand Ave
Suite 101
San Rafael, CA 94901-3563
Phone: (415) 453-3842
Fax: (415) 453-3561
Street-level locationGet directions
Mailing address
912 Grand Ave
San Rafael, CA 94901-3563
Registry dates
- Enumerated
- 2007-05-09
- Last updated
- 2007-07-08
Frequently asked questions
- What is Brian Hennessy's NPI number?
- Brian Hennessy's National Provider Identifier (NPI) is 1184838294, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Hennessy's specialty?
- Brian Hennessy is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is Brian Hennessy located?
- Brian Hennessy's practice location on file with NPPES is 912 Grand Ave, San Rafael, CA 94901-3563.
- What is Brian Hennessy's phone number?
- The practice phone number listed in the NPPES registry for Brian Hennessy is (415) 453-3842.
- Is Brian Hennessy's NPI active?
- Yes — Brian Hennessy's NPI (1184838294) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.