William Tarrant
NPI 1871677922 · Specialist · New York, NY
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Tarrant is a Specialist provider in New York, NY (NPI 1871677922).
Provider details
- NPI number
- 1871677922
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
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
83% 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
- 2006-10-25
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Tarrant's NPI number?
- William Tarrant's National Provider Identifier (NPI) is 1871677922, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Tarrant's specialty?
- William Tarrant is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is William Tarrant located?
- William Tarrant's practice location on file with NPPES is 460 W 34th St, New York, NY 10001-2320.
- What is William Tarrant's phone number?
- The practice phone number listed in the NPPES registry for William Tarrant is (212) 273-6519.
- Does William Tarrant accept Medicare?
- William Tarrant is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Tarrant's NPI active?
- Yes — William Tarrant's NPI (1871677922) 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.