Olga Sinyavskaya, MD
NPI 1861052342 · Child & Adolescent Psychiatry Physician · Boston, MA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Olga Sinyavskaya, MD is a Child & Adolescent Psychiatry Physician provider in Boston, MA (NPI 1861052342).
Provider details
- NPI number
- 1861052342
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 292756 (MA)
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
7 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
- 2019-06-18
- Last updated
- 2024-10-28
- Certified
- 2024-10-28
Frequently asked questions
- What is Olga Sinyavskaya's NPI number?
- Olga Sinyavskaya's National Provider Identifier (NPI) is 1861052342, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Olga Sinyavskaya's specialty?
- Olga Sinyavskaya is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Olga Sinyavskaya located?
- Olga Sinyavskaya's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2621.
- What is Olga Sinyavskaya's phone number?
- The practice phone number listed in the NPPES registry for Olga Sinyavskaya is (617) 726-2000.
- Does Olga Sinyavskaya accept Medicare?
- Olga Sinyavskaya is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Olga Sinyavskaya's NPI active?
- Yes — Olga Sinyavskaya's NPI (1861052342) is active in the NPPES registry as of the last update on 2024-10-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.