Leah Groysman
NPI 1861159840 · Medical Physician Assistant · Brooklyn, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leah Groysman is a Medical Physician Assistant provider in Brooklyn, NY (NPI 1861159840).
Provider details
- NPI number
- 1861159840
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Medical Physician Assistant363AM0700X
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
4 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
88 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 45 | $110 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 25 | $145 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 18 | $78 |
Typical Medicare-allowed amounts for these services range $78–$145 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 63 | 62 |
| Azithromycin | 35 | 34 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 29 | 29 |
| Ciprofloxacin Hcl | 28 | 27 |
| Doxycycline Hyclate | 28 | 28 |
| Fluticasone Propionate | 18 | 18 |
| Naproxen | 16 | 16 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-11-24
- Last updated
- 2025-03-19
- Certified
- 2025-03-19
Frequently asked questions
- What is Leah Groysman's NPI number?
- Leah Groysman's National Provider Identifier (NPI) is 1861159840, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leah Groysman's specialty?
- Leah Groysman is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Leah Groysman located?
- Leah Groysman's practice location on file with NPPES is 1760 W 13th St, Brooklyn, NY 11223-1021.
- What is Leah Groysman's phone number?
- The practice phone number listed in the NPPES registry for Leah Groysman is (347) 860-0343.
- Does Leah Groysman accept Medicare?
- Leah Groysman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leah Groysman's NPI active?
- Yes — Leah Groysman's NPI (1861159840) is active in the NPPES registry as of the last update on 2025-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.