John Obena
NPI 1811700081 · Clinical Pharmacology Physician · Bakersfield, CA
John Obena is a Clinical Pharmacology Physician provider in Bakersfield, CA (NPI 1811700081).
Provider details
- NPI number
- 1811700081
- Entity type
- Individual
- Primary specialty
- Clinical Pharmacology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- RPH83247 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
Mailing address
Registry dates
- Enumerated
- 2025-01-30
- Last updated
- 2025-01-30
- Certified
- 2025-01-30
Frequently asked questions
- What is John Obena's NPI number?
- John Obena's National Provider Identifier (NPI) is 1811700081, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Obena's specialty?
- John Obena is listed in the NPPES registry with a primary specialty of Clinical Pharmacology Physician (Allopathic & Osteopathic Physicians).
- Where is John Obena located?
- John Obena's practice location on file with NPPES is 2615 Chester Ave, Bakersfield, CA 93301-2014.
- What is John Obena's phone number?
- The practice phone number listed in the NPPES registry for John Obena is (661) 395-3000.
- Is John Obena's NPI active?
- Yes — John Obena's NPI (1811700081) is active in the NPPES registry as of the last update on 2025-01-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.