Annmarie Kosiewska, PA
NPI 1548891195 · Psychiatry Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Annmarie Kosiewska, PA is a Psychiatry Physician provider in Brooklyn, NY (NPI 1548891195).
Provider details
- NPI number
- 1548891195
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- PA
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Alprazolam | 194 | 31 |
| Sertraline Hcl | 173 | 38 |
| Clonazepam | 156 | 32 |
| Mirtazapine | 144 | 41 |
| Buspirone Hcl | 142 | 35 |
| Quetiapine Fumarate | 139 | 29 |
| Trazodone Hcl | 95 | 22 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-02-03
- Last updated
- 2021-08-03
- Certified
- 2021-08-03
Frequently asked questions
- What is Annmarie Kosiewska's NPI number?
- Annmarie Kosiewska's National Provider Identifier (NPI) is 1548891195, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Annmarie Kosiewska's specialty?
- Annmarie Kosiewska is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Annmarie Kosiewska located?
- Annmarie Kosiewska's practice location on file with NPPES is 2409 Ocean Ave Unit 1f, Brooklyn, NY 11229-3576.
- What is Annmarie Kosiewska's phone number?
- The practice phone number listed in the NPPES registry for Annmarie Kosiewska is (718) 444-7774.
- Does Annmarie Kosiewska accept Medicare?
- Annmarie Kosiewska is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Annmarie Kosiewska's NPI active?
- Yes — Annmarie Kosiewska's NPI (1548891195) is active in the NPPES registry as of the last update on 2021-08-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.