Mallory Williams
NPI 1265888051 · Professional Counselor · Pittsburgh, PA
Mallory Williams is a Professional Counselor provider in Pittsburgh, PA (NPI 1265888051).
Provider details
- NPI number
- 1265888051
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 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
Mailing address
Additional practice locations (1)
- 316 Station StBridgeville, PA 15017-1833Phone: (412) 221-1091Fax: (412) 221-1091
Registry dates
- Enumerated
- 2016-05-11
- Last updated
- 2019-01-07
Frequently asked questions
- What is Mallory Williams's NPI number?
- Mallory Williams's National Provider Identifier (NPI) is 1265888051, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mallory Williams's specialty?
- Mallory Williams is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Mallory Williams located?
- Mallory Williams's practice location on file with NPPES is 9401 Mcknight Rd Ste 302, Pittsburgh, PA 15237.
- What is Mallory Williams's phone number?
- The practice phone number listed in the NPPES registry for Mallory Williams is (412) 322-2129.
- Is Mallory Williams's NPI active?
- Yes — Mallory Williams's NPI (1265888051) is active in the NPPES registry as of the last update on 2019-01-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.