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Clifford Upshaw
NPI 1639330350 · Optometrist · Tracy, CA
Clifford Upshaw is a Optometrist provider in Tracy, CA (NPI 1639330350).
Provider details
- NPI number
- 1639330350
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 12241T (CA)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
3250 W Grant Line Rd
Tracy, CA 95304-8427
Phone: (209) 836-3937
Fax: (209) 836-3466
Street-level locationGet directions
Mailing address
3250 W Grant Line Rd
Tracy, CA 95304-8427
Registry dates
- Enumerated
- 2008-06-25
- Last updated
- 2008-06-25
Frequently asked questions
- What is Clifford Upshaw's NPI number?
- Clifford Upshaw's National Provider Identifier (NPI) is 1639330350, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clifford Upshaw's specialty?
- Clifford Upshaw is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Clifford Upshaw located?
- Clifford Upshaw's practice location on file with NPPES is 3250 W Grant Line Rd, Tracy, CA 95304-8427.
- What is Clifford Upshaw's phone number?
- The practice phone number listed in the NPPES registry for Clifford Upshaw is (209) 836-3937.
- Is Clifford Upshaw's NPI active?
- Yes — Clifford Upshaw's NPI (1639330350) is active in the NPPES registry as of the last update on 2008-06-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.