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Bernard Nahlen, MD
NPI 1134389547 · Family Medicine Physician · Ventura, CA
Bernard Nahlen, MD is a Family Medicine Physician provider in Ventura, CA (NPI 1134389547).
Provider details
- NPI number
- 1134389547
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C 41687 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
3291 Loma Vista Rd
Ventura, CA 93003-3099
Phone: (805) 652-6656
Fax: (805) 652-6286
Street-level locationGet directions
Mailing address
3291 Loma Vista Rd
Ventura, CA 93003
Registry dates
- Enumerated
- 2008-06-10
- Last updated
- 2008-06-10
Frequently asked questions
- What is Bernard Nahlen's NPI number?
- Bernard Nahlen's National Provider Identifier (NPI) is 1134389547, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bernard Nahlen's specialty?
- Bernard Nahlen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Bernard Nahlen located?
- Bernard Nahlen's practice location on file with NPPES is 3291 Loma Vista Rd, Ventura, CA 93003-3099.
- What is Bernard Nahlen's phone number?
- The practice phone number listed in the NPPES registry for Bernard Nahlen is (805) 652-6656.
- Is Bernard Nahlen's NPI active?
- Yes — Bernard Nahlen's NPI (1134389547) is active in the NPPES registry as of the last update on 2008-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.