Gregory Mcwilliams, MD
NPI 1710418512 · Internal Medicine Physician · New York, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Mcwilliams, MD is a Internal Medicine Physician provider in New York, NY (NPI 1710418512).
Provider details
- NPI number
- 1710418512
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
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 tenure28% of score
9 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
1,041 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 | 253 | $150 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 207 | $9 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 179 | $19 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 98 | $107 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 73 | $155 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 186 | 50 |
| Amlodipine Besylate | 70 | 22 |
| Rosuvastatin Calcium | 58 | 15 |
| Levothyroxine Sodium | 42 | 14 |
| Pantoprazole Sodium | 39 | 13 |
| Apixabanbrand: Eliquis | 39 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-03-23
- Last updated
- 2023-07-03
- Certified
- 2023-07-03
Frequently asked questions
- What is Gregory Mcwilliams's NPI number?
- Gregory Mcwilliams's National Provider Identifier (NPI) is 1710418512, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Mcwilliams's specialty?
- Gregory Mcwilliams is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Mcwilliams located?
- Gregory Mcwilliams's practice location on file with NPPES is 215 E 85th St, New York, NY 10028-3108.
- What is Gregory Mcwilliams's phone number?
- The practice phone number listed in the NPPES registry for Gregory Mcwilliams is (646) 962-7300.
- Does Gregory Mcwilliams accept Medicare?
- Gregory Mcwilliams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Mcwilliams's NPI active?
- Yes — Gregory Mcwilliams's NPI (1710418512) is active in the NPPES registry as of the last update on 2023-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.