Clifford Fisher, MD
NPI 1063495687 · Internal Medicine Physician · Mather, CA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clifford Fisher, MD is a Internal Medicine Physician provider in Mather, CA (NPI 1063495687).
Provider details
- NPI number
- 1063495687
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A066009 (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
20 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
- 2005-11-29
- Last updated
- 2007-07-19
Frequently asked questions
- What is Clifford Fisher's NPI number?
- Clifford Fisher's National Provider Identifier (NPI) is 1063495687, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clifford Fisher's specialty?
- Clifford Fisher is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Clifford Fisher located?
- Clifford Fisher's practice location on file with NPPES is 10535 Hospital Way, Mather, CA 95655-4200.
- What is Clifford Fisher's phone number?
- The practice phone number listed in the NPPES registry for Clifford Fisher is (800) 382-8387.
- Does Clifford Fisher accept Medicare?
- Clifford Fisher is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clifford Fisher's NPI active?
- Yes — Clifford Fisher's NPI (1063495687) is active in the NPPES registry as of the last update on 2007-07-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.