OrganizationActive
Ralph E Retherford MD Inc
NPI 1952319816 · Family Medicine Physician · Sonora, CA
Ralph E Retherford MD Inc is a Family Medicine Physician organization in Sonora, CA (NPI 1952319816).
Provider details
- NPI number
- 1952319816
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Ralph Retherford, Owner(209) 588-1424
- License
- A24305 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 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
16050 Via Este Rd
Sonora, CA 95370-8428
Phone: (209) 588-1424
Fax: (209) 588-1521
Street-level locationGet directions
Mailing address
16050 Via Este Rd
Sonora, CA 95370
Registry dates
- Enumerated
- 2006-08-04
- Last updated
- 2008-10-22
Frequently asked questions
- What is Ralph E Retherford MD Inc's NPI number?
- Ralph E Retherford MD Inc's National Provider Identifier (NPI) is 1952319816, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ralph E Retherford MD Inc?
- Ralph E Retherford MD Inc is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ralph E Retherford MD Inc located?
- Ralph E Retherford MD Inc's practice location on file with NPPES is 16050 Via Este Rd, Sonora, CA 95370-8428.
- What is Ralph E Retherford MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Ralph E Retherford MD Inc is (209) 588-1424.
- Who is the authorized official for Ralph E Retherford MD Inc?
- The authorized official listed on Ralph E Retherford MD Inc's NPPES record is Ralph Retherford, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ralph E Retherford MD Inc's NPI active?
- Yes — Ralph E Retherford MD Inc's NPI (1952319816) is active in the NPPES registry as of the last update on 2008-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.