Catherine Sinclair, MD, FRACS
NPI 1841504586 · Otolaryngology Physician · New York, NY
Catherine Sinclair, MD, FRACS is a Otolaryngology Physician provider in New York, NY (NPI 1841504586).
Provider details
- NPI number
- 1841504586
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, FRACS
- Sex
- Female
- Sole proprietor
- Yes
- License
- L3176R (AL)
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
15 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
- 2010-08-05
- Last updated
- 2012-05-03
Frequently asked questions
- What is Catherine Sinclair's NPI number?
- Catherine Sinclair's National Provider Identifier (NPI) is 1841504586, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Sinclair's specialty?
- Catherine Sinclair is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Catherine Sinclair located?
- Catherine Sinclair's practice location on file with NPPES is 425 W 59th St, New York, NY 10019-8022.
- What is Catherine Sinclair's phone number?
- The practice phone number listed in the NPPES registry for Catherine Sinclair is (212) 262-4444.
- Is Catherine Sinclair's NPI active?
- Yes — Catherine Sinclair's NPI (1841504586) is active in the NPPES registry as of the last update on 2012-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.