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Brian Duhn, DDS
NPI 1417557844 · General Practice Dentistry · Petaluma, CA
Brian Duhn, DDS is a General Practice Dentistry provider in Petaluma, CA (NPI 1417557844).
Provider details
- NPI number
- 1417557844
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- Yes
- License
- DDS105108 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
Established profile(63/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
401 Kenilworth Dr Ste 960
Petaluma, CA 94952-3406
Phone: (707) 789-9600
Approximate (ZIP-level) locationGet directions
Mailing address
2460 39th Ave
San Francisco, CA 94116-2153
Registry dates
- Enumerated
- 2020-10-26
- Last updated
- 2020-10-26
- Certified
- 2020-10-26
Frequently asked questions
- What is Brian Duhn's NPI number?
- Brian Duhn's National Provider Identifier (NPI) is 1417557844, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Duhn's specialty?
- Brian Duhn is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is Brian Duhn located?
- Brian Duhn's practice location on file with NPPES is 401 Kenilworth Dr Ste 960, Petaluma, CA 94952-3406.
- What is Brian Duhn's phone number?
- The practice phone number listed in the NPPES registry for Brian Duhn is (707) 789-9600.
- Is Brian Duhn's NPI active?
- Yes — Brian Duhn's NPI (1417557844) is active in the NPPES registry as of the last update on 2020-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.