Paul Greenberg, M.D.
NPI 1427057975 · Hematology & Oncology Physician · Flushing, NY
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Paul Greenberg, M.D. is a Hematology & Oncology Physician provider in Flushing, NY (NPI 1427057975).
Provider details
- NPI number
- 1427057975
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 165801 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 129 | 44 |
| Amlodipine Besylate | 73 | 22 |
| Atorvastatin Calcium | 61 | 20 |
| Losartan Potassium | 45 | 14 |
| Lisinopril | 28 | — |
| Levothyroxine Sodiumbrand: Synthroid | 27 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$31 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-18
- Last updated
- 2026-05-01
- Certified
- 2026-05-01
Frequently asked questions
- What is Paul Greenberg's NPI number?
- Paul Greenberg's National Provider Identifier (NPI) is 1427057975, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paul Greenberg's specialty?
- Paul Greenberg is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Paul Greenberg located?
- Paul Greenberg's practice location on file with NPPES is 15811 Harry Van Arsdale Jr Ave, Flushing, NY 11365-3085.
- What is Paul Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Paul Greenberg is (718) 591-2014.
- Does Paul Greenberg accept Medicare?
- Paul Greenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Paul Greenberg's NPI active?
- Yes — Paul Greenberg's NPI (1427057975) is active in the NPPES registry as of the last update on 2026-05-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.