Sierra Ferguson, MD, MSC
NPI 1689036857 · Psychiatry Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sierra Ferguson, MD, MSC is a Psychiatry Physician provider in Brooklyn, NY (NPI 1689036857).
Provider details
- NPI number
- 1689036857
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MSC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 291311 (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
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 10 Station LnNyack, NY 10960-5014Phone: (917) 287-0122Fax: (254) 459-3760
Registry dates
- Enumerated
- 2016-03-25
- Last updated
- 2025-05-30
- Certified
- 2025-05-30
Frequently asked questions
- What is Sierra Ferguson's NPI number?
- Sierra Ferguson's National Provider Identifier (NPI) is 1689036857, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sierra Ferguson's specialty?
- Sierra Ferguson is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Sierra Ferguson located?
- Sierra Ferguson's practice location on file with NPPES is 506 6th St, Brooklyn, NY 11215-3609.
- What is Sierra Ferguson's phone number?
- The practice phone number listed in the NPPES registry for Sierra Ferguson is (718) 780-3000.
- Does Sierra Ferguson accept Medicare?
- Sierra Ferguson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sierra Ferguson's NPI active?
- Yes — Sierra Ferguson's NPI (1689036857) is active in the NPPES registry as of the last update on 2025-05-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.