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Leon Williams, MS, CGC
NPI 1194446344 · Genetic Counselor (M.S.) · Philadelphia, PA
Leon Williams, MS, CGC is a Genetic Counselor (M.S.) provider in Philadelphia, PA (NPI 1194446344).
Provider details
- NPI number
- 1194446344
- Entity type
- Individual
- Primary specialty
- Genetic Counselor (M.S.)Other Service Providers
- Credential
- MS, CGC
- Sex
- Female
- Sole proprietor
- No
- License
- GC000752 (PA)
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(60/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
3500 Civic Center Blvd
Philadelphia, PA 19104-4395
Phone: (215) 590-2920
Street-level locationGet directions
Mailing address
4401 Penn Ave Ste 1200
Pittsburgh, PA 15224-1334
Registry dates
- Enumerated
- 2022-09-07
- Last updated
- 2025-03-28
- Certified
- 2025-03-28
Frequently asked questions
- What is Leon Williams's NPI number?
- Leon Williams's National Provider Identifier (NPI) is 1194446344, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leon Williams's specialty?
- Leon Williams is listed in the NPPES registry with a primary specialty of Genetic Counselor (M.S.) (Other Service Providers).
- Where is Leon Williams located?
- Leon Williams's practice location on file with NPPES is 3500 Civic Center Blvd, Philadelphia, PA 19104-4395.
- What is Leon Williams's phone number?
- The practice phone number listed in the NPPES registry for Leon Williams is (215) 590-2920.
- Is Leon Williams's NPI active?
- Yes — Leon Williams's NPI (1194446344) is active in the NPPES registry as of the last update on 2025-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.