Richard Fleming, M.D.
NPI 1831277722 · Internal Medicine Physician · Fairfield, CA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Richard Fleming, M.D. is a Internal Medicine Physician provider in Fairfield, CA (NPI 1831277722).
Provider details
- NPI number
- 1831277722
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G34616 (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
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
Mailing address
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2015-04-20
Frequently asked questions
- What is Richard Fleming's NPI number?
- Richard Fleming's National Provider Identifier (NPI) is 1831277722, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Fleming's specialty?
- Richard Fleming is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Fleming located?
- Richard Fleming's practice location on file with NPPES is 4665 Business Center Dr, Fairfield, CA 94534-1675.
- What is Richard Fleming's phone number?
- The practice phone number listed in the NPPES registry for Richard Fleming is (707) 863-4501.
- Does Richard Fleming accept Medicare?
- Richard Fleming is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Richard Fleming's NPI active?
- Yes — Richard Fleming's NPI (1831277722) is active in the NPPES registry as of the last update on 2015-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.