Mark O'Brien, M.D. , M.P.H.
NPI 1972726495 · Developmental - Behavioral Pediatrics Physician · Cranston, RI
Mark O'Brien, M.D. , M.P.H. is a Developmental - Behavioral Pediatrics Physician provider in Cranston, RI (NPI 1972726495).
Provider details
- NPI number
- 1972726495
- Entity type
- Individual
- Primary specialty
- Developmental - Behavioral Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D. , M.P.H.
- Sex
- Male
- Sole proprietor
- No
- License
- MD05818 (RI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2007-04-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark O'Brien's NPI number?
- Mark O'Brien's National Provider Identifier (NPI) is 1972726495, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark O'Brien's specialty?
- Mark O'Brien is listed in the NPPES registry with a primary specialty of Developmental - Behavioral Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Mark O'Brien located?
- Mark O'Brien's practice location on file with NPPES is 6 Harrington Rd, Cranston, RI 02920-3080.
- What is Mark O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Mark O'Brien is (401) 462-2760.
- Is Mark O'Brien's NPI active?
- Yes — Mark O'Brien's NPI (1972726495) 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.