Mark Williams, DPT
NPI 1578731527 · Physical Therapist · New York, NY
Mark Williams, DPT is a Physical Therapist provider in New York, NY (NPI 1578731527).
Provider details
- NPI number
- 1578731527
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- DPT
- Sex
- Male
- Sole proprietor
- No
- License
- 030077-1 (NY)
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
18 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
- 2008-02-12
- Last updated
- 2017-03-22
Frequently asked questions
- What is Mark Williams's NPI number?
- Mark Williams's National Provider Identifier (NPI) is 1578731527, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Williams's specialty?
- Mark Williams is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mark Williams located?
- Mark Williams's practice location on file with NPPES is 225 Broadway, New York, NY 10007-3001.
- What is Mark Williams's phone number?
- The practice phone number listed in the NPPES registry for Mark Williams is (212) 732-2100.
- Is Mark Williams's NPI active?
- Yes — Mark Williams's NPI (1578731527) is active in the NPPES registry as of the last update on 2017-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.