Benjamin Leffel, M.D.
NPI 1023469525 · Internal Medicine Physician · Weymouth, MA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Benjamin Leffel, M.D. is a Internal Medicine Physician provider in Weymouth, MA (NPI 1023469525).
Provider details
- NPI number
- 1023469525
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 268784 (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 tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
733 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 404 | $122 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 146 | $119 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 136 | $82 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 47 | $135 |
Typical Medicare-allowed amounts for these services range $82–$135 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefpodoxime Proxetil | 29 | 27 |
| Prednisone | 20 | 18 |
| Apixabanbrand: Eliquis | 19 | 12 |
| Azithromycin | 16 | 15 |
| Metoprolol Succinate | 14 | 14 |
| Amlodipine Besylate | 11 | — |
| Furosemide | 11 | 11 |
Practice location
Mailing address
Additional practice locations (1)
- 736 Cambridge StBrighton, MA 02135-2907Phone: (617) 789-3000
Registry dates
- Enumerated
- 2016-06-26
- Last updated
- 2019-10-25
Frequently asked questions
- What is Benjamin Leffel's NPI number?
- Benjamin Leffel's National Provider Identifier (NPI) is 1023469525, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Benjamin Leffel's specialty?
- Benjamin Leffel is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Benjamin Leffel located?
- Benjamin Leffel's practice location on file with NPPES is 55 Fogg Rd, Weymouth, MA 02190.
- What is Benjamin Leffel's phone number?
- The practice phone number listed in the NPPES registry for Benjamin Leffel is (781) 624-8000.
- Does Benjamin Leffel accept Medicare?
- Benjamin Leffel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Benjamin Leffel's NPI active?
- Yes — Benjamin Leffel's NPI (1023469525) is active in the NPPES registry as of the last update on 2019-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.