John Ferrante, M.D.
NPI 1649269523 · Internal Medicine Physician · Milton, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Ferrante, M.D. is a Internal Medicine Physician provider in Milton, MA (NPI 1649269523).
Provider details
- NPI number
- 1649269523
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 153853 (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
634 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 393 | $102 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 121 | $139 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 83 | $69 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 37 | $99 |
Typical Medicare-allowed amounts for these services range $69–$139 (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 · 84 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 288 | 73 |
| Atorvastatin Calcium | 281 | 89 |
| Lisinopril | 262 | 58 |
| Omeprazole | 219 | 59 |
| Amlodipine Besylate | 214 | 71 |
| Levothyroxine Sodium | 191 | 53 |
| Gabapentin |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-14
- Last updated
- 2012-06-05
Frequently asked questions
- What is John Ferrante's NPI number?
- John Ferrante's National Provider Identifier (NPI) is 1649269523, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Ferrante's specialty?
- John Ferrante is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Ferrante located?
- John Ferrante's practice location on file with NPPES is 100 Highland St, Milton, MA 02186-3881.
- What is John Ferrante's phone number?
- The practice phone number listed in the NPPES registry for John Ferrante is (617) 313-1500.
- Does John Ferrante accept Medicare?
- John Ferrante is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Ferrante's NPI active?
- Yes — John Ferrante's NPI (1649269523) is active in the NPPES registry as of the last update on 2012-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.