Mark Thomas, PH.D.
NPI 1699968735 · Counseling Psychologist · New York, NY
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Thomas, PH.D. is a Counseling Psychologist provider in New York, NY (NPI 1699968735).
Provider details
- NPI number
- 1699968735
- Entity type
- Individual
- Primary specialty
- Counseling PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 012991-1 (NY)
Specialties & taxonomies
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
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
- 2007-08-22
- Last updated
- 2007-08-22
Frequently asked questions
- What is Mark Thomas's NPI number?
- Mark Thomas's National Provider Identifier (NPI) is 1699968735, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Thomas's specialty?
- Mark Thomas is listed in the NPPES registry with a primary specialty of Counseling Psychologist (Behavioral Health & Social Service Providers).
- Where is Mark Thomas located?
- Mark Thomas's practice location on file with NPPES is 420 W End Ave, New York, NY 10024-5708.
- What is Mark Thomas's phone number?
- The practice phone number listed in the NPPES registry for Mark Thomas is (212) 721-6275.
- Does Mark Thomas accept Medicare?
- Mark Thomas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Thomas's NPI active?
- Yes — Mark Thomas's NPI (1699968735) is active in the NPPES registry as of the last update on 2007-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.