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George Grames, M.D.
NPI 1770693087 · Nephrology Physician · Fontana, CA
George Grames, M.D. is a Nephrology Physician provider in Fontana, CA (NPI 1770693087).
Provider details
- NPI number
- 1770693087
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G92880 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 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
16655 Foothill Blvd
Fontana, CA 92335-8416
Phone: (909) 356-9664
Fax: (909) 356-9687
Street-level locationGet directions
Mailing address
299 W Foothill Blvd
Upland, CA 91786-3804
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2007-10-25
Frequently asked questions
- What is George Grames's NPI number?
- George Grames's National Provider Identifier (NPI) is 1770693087, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is George Grames's specialty?
- George Grames is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is George Grames located?
- George Grames's practice location on file with NPPES is 16655 Foothill Blvd, Fontana, CA 92335-8416.
- What is George Grames's phone number?
- The practice phone number listed in the NPPES registry for George Grames is (909) 356-9664.
- Is George Grames's NPI active?
- Yes — George Grames's NPI (1770693087) is active in the NPPES registry as of the last update on 2007-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.