James Waters, MD
NPI 1821038878 · Interventional Cardiology Physician · N Chelmsford, MA
Enrolled with Medicare as Practitioner - Interventional Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Waters, MD is a Interventional Cardiology Physician provider in N Chelmsford, MA (NPI 1821038878).
Provider details
- NPI number
- 1821038878
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 56915 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
3,717 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 2,026 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 447 | $138 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 242 | $16 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 190 | $71 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 111 | $192 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 483 | 147 |
| Metoprolol Succinate | 434 | 129 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 287 | 89 |
| Lisinopril | 247 | 72 |
| Amlodipine Besylate | 231 | 72 |
| Apixabanbrand: Eliquis | 154 | 39 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$134 across 6 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
- 2006-06-07
- Last updated
- 2019-07-31
Frequently asked questions
- What is James Waters's NPI number?
- James Waters's National Provider Identifier (NPI) is 1821038878, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Waters's specialty?
- James Waters is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is James Waters located?
- James Waters's practice location on file with NPPES is 14 Research Pl, N Chelmsford, MA 01863-2412.
- What is James Waters's phone number?
- The practice phone number listed in the NPPES registry for James Waters is (978) 256-6607.
- Does James Waters accept Medicare?
- James Waters is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Waters's NPI active?
- Yes — James Waters's NPI (1821038878) is active in the NPPES registry as of the last update on 2019-07-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.