James Kirshenbaum, MD
NPI 1457341661 · Cardiovascular Disease Physician · Boston, MA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Kirshenbaum, MD is a Cardiovascular Disease Physician provider in Boston, MA (NPI 1457341661).
Provider details
- NPI number
- 1457341661
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 47337 (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
1,623 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 637 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 531 | $101 |
| Critical Care, First 30-74 Minutes99291 | 119 | $220 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 114 | $124 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 72 | $187 |
| 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 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 486 | 135 |
| Amlodipine Besylate | 404 | 118 |
| Atorvastatin Calcium | 396 | 116 |
| Rosuvastatin Calcium | 341 | 98 |
| Apixabanbrand: Eliquis | 323 | 79 |
| Lisinopril | 295 | 79 |
| Furosemide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-27
- Last updated
- 2010-01-05
Frequently asked questions
- What is James Kirshenbaum's NPI number?
- James Kirshenbaum's National Provider Identifier (NPI) is 1457341661, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Kirshenbaum's specialty?
- James Kirshenbaum is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is James Kirshenbaum located?
- James Kirshenbaum's practice location on file with NPPES is 75 Francis St, Boston, MA 02115-6110.
- What is James Kirshenbaum's phone number?
- The practice phone number listed in the NPPES registry for James Kirshenbaum is (857) 307-1967.
- Does James Kirshenbaum accept Medicare?
- James Kirshenbaum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Kirshenbaum's NPI active?
- Yes — James Kirshenbaum's NPI (1457341661) is active in the NPPES registry as of the last update on 2010-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.