Thomas G. O'Brien II, Ms,do,pc
NPI 1205050671 · Family Medicine Physician · New York, NY
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas G. O'Brien II, Ms,do,pc is a Family Medicine Physician organization in New York, NY (NPI 1205050671).
Provider details
- NPI number
- 1205050671
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Thomas O'Brien, Officer(516) 330-4173
- License
- 210513 (NY)
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
- 2007-04-13
- Last updated
- 2020-08-22
Frequently asked questions
- What is Thomas G. O'Brien II, Ms,do,pc's NPI number?
- Thomas G. O'Brien II, Ms,do,pc's National Provider Identifier (NPI) is 1205050671, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Thomas G. O'Brien II, Ms,do,pc?
- Thomas G. O'Brien II, Ms,do,pc is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas G. O'Brien II, Ms,do,pc located?
- Thomas G. O'Brien II, Ms,do,pc's practice location on file with NPPES is 244 Madison Ave, New York, NY 10016-2817.
- What is Thomas G. O'Brien II, Ms,do,pc's phone number?
- The practice phone number listed in the NPPES registry for Thomas G. O'Brien II, Ms,do,pc is (516) 330-4173.
- Does Thomas G. O'Brien II, Ms,do,pc accept Medicare?
- Thomas G. O'Brien II, Ms,do,pc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Thomas G. O'Brien II, Ms,do,pc?
- The authorized official listed on Thomas G. O'Brien II, Ms,do,pc's NPPES record is Thomas O'Brien, Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Thomas G. O'Brien II, Ms,do,pc's NPI active?
- Yes — Thomas G. O'Brien II, Ms,do,pc's NPI (1205050671) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.