Stewart Greisman, M.D.
NPI 1710978812 · Rheumatology Physician · New York, NY
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stewart Greisman, M.D. is a Rheumatology Physician provider in New York, NY (NPI 1710978812).
Provider details
- NPI number
- 1710978812
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 157738 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,214 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 292 | $102 |
| Insertion of Needle Into Vein (3 Years Or Older)36410 | 243 | $20 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 219 | $144 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 150 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 93 | $146 |
| Administration of Influenza Virus VaccineG0008 | 71 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 69 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 331 | 96 |
| Rosuvastatin Calcium | 204 | 55 |
| Losartan Potassium | 155 | 41 |
| Amlodipine Besylate | 145 | 38 |
| Levothyroxine Sodium | 117 | 37 |
| Prednisone | 88 | 30 |
| Methotrexate Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,594 across 31 records (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
- 2005-10-30
- Last updated
- 2008-03-19
Frequently asked questions
- What is Stewart Greisman's NPI number?
- Stewart Greisman's National Provider Identifier (NPI) is 1710978812, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stewart Greisman's specialty?
- Stewart Greisman is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Stewart Greisman located?
- Stewart Greisman's practice location on file with NPPES is 457 W 57th St, New York, NY 10019-1701.
- What is Stewart Greisman's phone number?
- The practice phone number listed in the NPPES registry for Stewart Greisman is (212) 265-1471.
- Does Stewart Greisman accept Medicare?
- Stewart Greisman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stewart Greisman's NPI active?
- Yes — Stewart Greisman's NPI (1710978812) is active in the NPPES registry as of the last update on 2008-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.