Mary Lou Williams, MS/RPT
NPI 1215170139 · Physical Therapist · Dallas, PA
Mary Lou Williams, MS/RPT is a Physical Therapist provider in Dallas, PA (NPI 1215170139).
Provider details
- NPI number
- 1215170139
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- MS/RPT
- Sex
- Female
- Sole proprietor
- Yes
- License
- PT000911E (PA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
Mailing address
Registry dates
- Enumerated
- 2009-04-07
- Last updated
- 2009-04-07
Frequently asked questions
- What is Mary Lou Williams's NPI number?
- Mary Lou Williams's National Provider Identifier (NPI) is 1215170139, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Lou Williams's specialty?
- Mary Lou Williams is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mary Lou Williams located?
- Mary Lou Williams's practice location on file with NPPES is 5 Pioneer Ave, Dallas, PA 18612-9501.
- What is Mary Lou Williams's phone number?
- The practice phone number listed in the NPPES registry for Mary Lou Williams is (570) 262-9836.
- Is Mary Lou Williams's NPI active?
- Yes — Mary Lou Williams's NPI (1215170139) is active in the NPPES registry as of the last update on 2009-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.