Charles G Cox MD Medical Corporation
NPI 1083849004 · Gastroenterology Physician · Sonora, CA
Charles G Cox MD Medical Corporation is a Gastroenterology Physician organization in Sonora, CA (NPI 1083849004).
Provider details
- NPI number
- 1083849004
- Entity type
- Organization
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Charles Cox, President(209) 532-7281
- License
- G40851 (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
17 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
Other names (DBA / former)
- Doing business as
- Sierra Gastroenterology Consultants
Registry dates
- Enumerated
- 2009-05-19
- Last updated
- 2009-05-28
Frequently asked questions
- What is Charles G Cox MD Medical Corporation's NPI number?
- Charles G Cox MD Medical Corporation's National Provider Identifier (NPI) is 1083849004, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Charles G Cox MD Medical Corporation?
- Charles G Cox MD Medical Corporation is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Charles G Cox MD Medical Corporation located?
- Charles G Cox MD Medical Corporation's practice location on file with NPPES is 940 Sylva Ln, Sonora, CA 95370-5969.
- What is Charles G Cox MD Medical Corporation's phone number?
- The practice phone number listed in the NPPES registry for Charles G Cox MD Medical Corporation is (209) 532-7281.
- Who is the authorized official for Charles G Cox MD Medical Corporation?
- The authorized official listed on Charles G Cox MD Medical Corporation's NPPES record is Charles Cox, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Charles G Cox MD Medical Corporation's NPI active?
- Yes — Charles G Cox MD Medical Corporation's NPI (1083849004) is active in the NPPES registry as of the last update on 2009-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.