Giovanni D'Ambrosio, M.D.
NPI 1598738510 · Internal Medicine Physician · Medford, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Giovanni D'Ambrosio, M.D. is a Internal Medicine Physician provider in Medford, MA (NPI 1598738510).
Provider details
- NPI number
- 1598738510
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 48496 (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
132 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 132 | $99 |
Typical Medicare-allowed amounts for these services range $99–$99 (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 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 65 | 30 |
| Nirmatrelvir/Ritonavirbrand: Paxlovid | 61 | 61 |
| Simvastatin | 51 | 19 |
| Lisinopril | 49 | 24 |
| Hydrochlorothiazide | 39 | 19 |
| Levothyroxine Sodium | 36 | 17 |
| Amlodipine Besylate | 30 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-09
- Last updated
- 2020-11-16
- Certified
- 2020-11-16
Frequently asked questions
- What is Giovanni D'Ambrosio's NPI number?
- Giovanni D'Ambrosio's National Provider Identifier (NPI) is 1598738510, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Giovanni D'Ambrosio's specialty?
- Giovanni D'Ambrosio is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Giovanni D'Ambrosio located?
- Giovanni D'Ambrosio's practice location on file with NPPES is 26 City Hall Mall, Medford, MA 02155-4754.
- What is Giovanni D'Ambrosio's phone number?
- The practice phone number listed in the NPPES registry for Giovanni D'Ambrosio is (781) 306-5323.
- Does Giovanni D'Ambrosio accept Medicare?
- Giovanni D'Ambrosio is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Giovanni D'Ambrosio's NPI active?
- Yes — Giovanni D'Ambrosio's NPI (1598738510) is active in the NPPES registry as of the last update on 2020-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.