Clayton Casey, MD
NPI 1215477955 · Family Medicine Physician · Modesto, CA
Clayton Casey, MD is a Family Medicine Physician provider in Modesto, CA (NPI 1215477955).
Provider details
- NPI number
- 1215477955
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A160928 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
Mailing address
Registry dates
- Enumerated
- 2017-02-28
- Last updated
- 2025-05-07
- Certified
- 2025-05-07
Frequently asked questions
- What is Clayton Casey's NPI number?
- Clayton Casey's National Provider Identifier (NPI) is 1215477955, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clayton Casey's specialty?
- Clayton Casey is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Clayton Casey located?
- Clayton Casey's practice location on file with NPPES is 1501 Oakdale Rd Ste 301, Modesto, CA 95355-3382.
- What is Clayton Casey's phone number?
- The practice phone number listed in the NPPES registry for Clayton Casey is (209) 622-0936.
- Is Clayton Casey's NPI active?
- Yes — Clayton Casey's NPI (1215477955) is active in the NPPES registry as of the last update on 2025-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.