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Gregory Yesensky, D.O.
NPI 1437261302 · Family Medicine Physician · Fairfield, CA
Gregory Yesensky, D.O. is a Family Medicine Physician provider in Fairfield, CA (NPI 1437261302).
Provider details
- NPI number
- 1437261302
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 20A8758 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 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
2201 Courage Dr
Fairfield, CA 94533-6733
Phone: (707) 784-2010
Approximate (ZIP-level) locationGet directions
Mailing address
2201 Courage Dr.
Fairfield, CA 94533
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2015-05-21
Frequently asked questions
- What is Gregory Yesensky's NPI number?
- Gregory Yesensky's National Provider Identifier (NPI) is 1437261302, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Yesensky's specialty?
- Gregory Yesensky is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Yesensky located?
- Gregory Yesensky's practice location on file with NPPES is 2201 Courage Dr, Fairfield, CA 94533-6733.
- What is Gregory Yesensky's phone number?
- The practice phone number listed in the NPPES registry for Gregory Yesensky is (707) 784-2010.
- Is Gregory Yesensky's NPI active?
- Yes — Gregory Yesensky's NPI (1437261302) is active in the NPPES registry as of the last update on 2015-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.