James Cohen, M.D.
NPI 1013965003 · Internal Medicine Physician · Westford, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Cohen, M.D. is a Internal Medicine Physician provider in Westford, MA (NPI 1013965003).
Provider details
- NPI number
- 1013965003
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 53637 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,076 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) |
|---|---|---|
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 250 | $141 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 221 | $99 |
| 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 | 145 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 131 | $139 |
| Administration of Pneumococcal VaccineG0009 | 107 | $35 |
| Administration of Influenza Virus Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 97 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 461 | 139 |
| Lisinopril | 313 | 99 |
| Amlodipine Besylate | 305 | 94 |
| Losartan Potassium | 300 | 95 |
| Rosuvastatin Calcium | 247 | 71 |
| Levothyroxine Sodium | 138 | 41 |
| Lorazepam |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-04
- Last updated
- 2010-07-23
Frequently asked questions
- What is James Cohen's NPI number?
- James Cohen's National Provider Identifier (NPI) is 1013965003, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Cohen's specialty?
- James Cohen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Cohen located?
- James Cohen's practice location on file with NPPES is 133 Littleton Rd, Westford, MA 01886-3198.
- What is James Cohen's phone number?
- The practice phone number listed in the NPPES registry for James Cohen is (978) 577-1946.
- Does James Cohen accept Medicare?
- James Cohen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Cohen's NPI active?
- Yes — James Cohen's NPI (1013965003) is active in the NPPES registry as of the last update on 2010-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.