James Sepiol, M.D.
NPI 1780857474 · Adult Medicine Physician · Stockton, CA
James Sepiol, M.D. is a Adult Medicine Physician provider in Stockton, CA (NPI 1780857474).
Provider details
- NPI number
- 1780857474
- Entity type
- Individual
- Primary specialty
- Adult Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A330696 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2008-04-02
- Last updated
- 2008-04-02
Frequently asked questions
- What is James Sepiol's NPI number?
- James Sepiol's National Provider Identifier (NPI) is 1780857474, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Sepiol's specialty?
- James Sepiol is listed in the NPPES registry with a primary specialty of Adult Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Sepiol located?
- James Sepiol's practice location on file with NPPES is 1429 W Fremont St, Stockton, CA 95203-2627.
- What is James Sepiol's phone number?
- The practice phone number listed in the NPPES registry for James Sepiol is (209) 546-7767.
- Is James Sepiol's NPI active?
- Yes — James Sepiol's NPI (1780857474) is active in the NPPES registry as of the last update on 2008-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.