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William Griffiths, MD
NPI 1689661720 · Gastroenterology Physician · Modesto, CA
William Griffiths, MD is a Gastroenterology Physician provider in Modesto, CA (NPI 1689661720).
Provider details
- NPI number
- 1689661720
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C38621 (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
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
1541 Florida Ave
Ste 200
Modesto, CA 95350-4429
Phone: (209) 577-3388
Fax: (209) 523-0764
Street-level locationGet directions
Mailing address
1541 Florida Ave
Modesto, CA 95350-4429
Registry dates
- Enumerated
- 2005-10-04
- Last updated
- 2011-03-29
Frequently asked questions
- What is William Griffiths's NPI number?
- William Griffiths's National Provider Identifier (NPI) is 1689661720, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Griffiths's specialty?
- William Griffiths is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is William Griffiths located?
- William Griffiths's practice location on file with NPPES is 1541 Florida Ave, Modesto, CA 95350-4429.
- What is William Griffiths's phone number?
- The practice phone number listed in the NPPES registry for William Griffiths is (209) 577-3388.
- Is William Griffiths's NPI active?
- Yes — William Griffiths's NPI (1689661720) is active in the NPPES registry as of the last update on 2011-03-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.