Mark Tavitian, PH.D.
NPI 1609909399 · Psychologist · East Greenwich, RI
Mark Tavitian, PH.D. is a Psychologist provider in East Greenwich, RI (NPI 1609909399).
Provider details
- NPI number
- 1609909399
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 000358PS (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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
21 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Psychotherapy, 45 Minutes90834 | 21 | $103 |
Typical Medicare-allowed amounts for these services range $103–$103 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Tavitian's NPI number?
- Mark Tavitian's National Provider Identifier (NPI) is 1609909399, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Tavitian's specialty?
- Mark Tavitian is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Mark Tavitian located?
- Mark Tavitian's practice location on file with NPPES is 2730 S County Trl, East Greenwich, RI 02818-1730.
- What is Mark Tavitian's phone number?
- The practice phone number listed in the NPPES registry for Mark Tavitian is (401) 884-9895.
- Is Mark Tavitian's NPI active?
- Yes — Mark Tavitian's NPI (1609909399) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.