IndividualActive
William Masters, RDN, LDN
NPI 1659893881 · Registered Dietitian · Gibsonia, PA
William Masters, RDN, LDN is a Registered Dietitian provider in Gibsonia, PA (NPI 1659893881).
Provider details
- NPI number
- 1659893881
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RDN, LDN
- Sex
- Male
- Sole proprietor
- No
- License
- DN006171 (PA)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Detailed profile(79/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
5375 William Flynn Hwy
Gibsonia, PA 15044-9666
Phone: (724) 444-4700
Fax: (724) 444-4730
Street-level locationGet directions
Mailing address
5375 William Flynn Hwy
Gibsonia, PA 15044-9666
Additional practice locations (2)
- 20397 Route 19 Ste 330Cranberry Township, PA 16066-6133Phone: (724) 772-3300Fax: (724) 772-3360
- 9335 Mcknight Rd Fl 1Pittsburgh, PA 15237-5903Phone: (412) 847-2020Fax: (412) 847-2025
Registry dates
- Enumerated
- 2017-07-10
- Last updated
- 2021-09-14
- Certified
- 2021-09-14
Frequently asked questions
- What is William Masters's NPI number?
- William Masters's National Provider Identifier (NPI) is 1659893881, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Masters's specialty?
- William Masters is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is William Masters located?
- William Masters's practice location on file with NPPES is 5375 William Flynn Hwy, Gibsonia, PA 15044-9666.
- What is William Masters's phone number?
- The practice phone number listed in the NPPES registry for William Masters is (724) 444-4700.
- Is William Masters's NPI active?
- Yes — William Masters's NPI (1659893881) is active in the NPPES registry as of the last update on 2021-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.