Mark Schreffler, PH.D
NPI 1164757878 · Psychologist · Tiverton, RI
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Schreffler, PH.D is a Psychologist provider in Tiverton, RI (NPI 1164757878).
Provider details
- NPI number
- 1164757878
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D
- Sex
- Male
- Sole proprietor
- No
- License
- PS00614 (RI)
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
16 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
- 2009-10-14
- Last updated
- 2009-10-14
Frequently asked questions
- What is Mark Schreffler's NPI number?
- Mark Schreffler's National Provider Identifier (NPI) is 1164757878, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Schreffler's specialty?
- Mark Schreffler is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Mark Schreffler located?
- Mark Schreffler's practice location on file with NPPES is 545 W Demello Dr, Tiverton, RI 02878-2772.
- What is Mark Schreffler's phone number?
- The practice phone number listed in the NPPES registry for Mark Schreffler is (401) 624-6249.
- Does Mark Schreffler accept Medicare?
- Mark Schreffler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Schreffler's NPI active?
- Yes — Mark Schreffler's NPI (1164757878) is active in the NPPES registry as of the last update on 2009-10-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.