Thomas Sinclair, MD
NPI 1841230430 · Anesthesiology Physician · Newport Beach, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Sinclair, MD is a Anesthesiology Physician provider in Newport Beach, CA (NPI 1841230430).
Provider details
- NPI number
- 1841230430
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G38388 (CA)
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
20 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
- 2006-06-08
- Last updated
- 2012-10-19
Frequently asked questions
- What is Thomas Sinclair's NPI number?
- Thomas Sinclair's National Provider Identifier (NPI) is 1841230430, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Sinclair's specialty?
- Thomas Sinclair is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Sinclair located?
- Thomas Sinclair's practice location on file with NPPES is One Hoag Drive, Newport Beach, CA 92663-4162.
- What is Thomas Sinclair's phone number?
- The practice phone number listed in the NPPES registry for Thomas Sinclair is (949) 764-6954.
- Does Thomas Sinclair accept Medicare?
- Thomas Sinclair is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Sinclair's NPI active?
- Yes — Thomas Sinclair's NPI (1841230430) is active in the NPPES registry as of the last update on 2012-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.