James Willis, MD
NPI 1952389090 · Cardiovascular Disease Physician · Watertown, NY
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Willis, MD is a Cardiovascular Disease Physician provider in Watertown, NY (NPI 1952389090).
Provider details
- NPI number
- 1952389090
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 1570511 (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
2,635 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) |
|---|---|---|
| Evaluation of Single, Dual, Multiple Lead Or Leadless Pacemaker System Or Implantable Defibrillator System, Remote Up to 90 Days93296 | 470 | $20 |
| Evaluation of Single, Dual, Multiple Lead Or Leadless Pacemaker System, Remote Up to 90 Days93294 | 366 | $28 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 341 | $13 |
| Evaluation of Cardiac Rhythm Monitor System, Remote Up to 30 Days93298 | 209 | $95 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 182 | $8 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Spironolactone | 599 | 170 |
| Atorvastatin Calcium | 539 | 162 |
| Apixabanbrand: Eliquis | 515 | 127 |
| Carvedilol | 499 | 129 |
| Chlorthalidone | 342 | 103 |
| Amlodipine Besylate | 246 | 72 |
| Torsemide | 243 | 70 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$19 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
- 2006-01-09
- Last updated
- 2024-05-06
- Certified
- 2024-05-06
Frequently asked questions
- What is James Willis's NPI number?
- James Willis's National Provider Identifier (NPI) is 1952389090, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Willis's specialty?
- James Willis is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is James Willis located?
- James Willis's practice location on file with NPPES is 19436 Howell Dr, Watertown, NY 13601-6459.
- What is James Willis's phone number?
- The practice phone number listed in the NPPES registry for James Willis is (315) 786-2000.
- Does James Willis accept Medicare?
- James Willis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Willis's NPI active?
- Yes — James Willis's NPI (1952389090) is active in the NPPES registry as of the last update on 2024-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.