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Eric Williamson, RD, PHD, CSSD, CSCS
NPI 1518733641 · Registered Dietitian · Tucson, AZ
Eric Williamson, RD, PHD, CSSD, CSCS is a Registered Dietitian provider in Tucson, AZ (NPI 1518733641).
Provider details
- NPI number
- 1518733641
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD, PHD, CSSD, CSCS
- Sex
- Male
- Sole proprietor
- Yes
- License
- 86242620 (AZ)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Established profile(57/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
7990 E Snyder Rd Apt 9106
Tucson, AZ 85750-9018
Phone: (647) 381-9220
Street-level locationGet directions
Mailing address
7990 E Snyder Rd Apt 9106
Tucson, AZ 85750-9018
Registry dates
- Enumerated
- 2023-11-29
- Last updated
- 2023-11-29
- Certified
- 2023-11-29
Frequently asked questions
- What is Eric Williamson's NPI number?
- Eric Williamson's National Provider Identifier (NPI) is 1518733641, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Williamson's specialty?
- Eric Williamson is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Eric Williamson located?
- Eric Williamson's practice location on file with NPPES is 7990 E Snyder Rd Apt 9106, Tucson, AZ 85750-9018.
- What is Eric Williamson's phone number?
- The practice phone number listed in the NPPES registry for Eric Williamson is (647) 381-9220.
- Is Eric Williamson's NPI active?
- Yes — Eric Williamson's NPI (1518733641) is active in the NPPES registry as of the last update on 2023-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.