Anthony Alleva, MD
NPI 1518938778 · Internal Medicine Physician · Greenwich, CT
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anthony Alleva, MD is a Internal Medicine Physician provider in Greenwich, CT (NPI 1518938778).
Provider details
- NPI number
- 1518938778
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 025145 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 61 | 37 |
| Amlodipine Besylate | 53 | 25 |
| Levothyroxine Sodium | 38 | 23 |
| Rosuvastatin Calcium | 36 | 17 |
| Losartan Potassium | 26 | 15 |
| Simvastatin | 26 | 17 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-27
- Last updated
- 2017-01-17
Frequently asked questions
- What is Anthony Alleva's NPI number?
- Anthony Alleva's National Provider Identifier (NPI) is 1518938778, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anthony Alleva's specialty?
- Anthony Alleva is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Anthony Alleva located?
- Anthony Alleva's practice location on file with NPPES is 75 Holly Hill Ln, Greenwich, CT 06830-6098.
- What is Anthony Alleva's phone number?
- The practice phone number listed in the NPPES registry for Anthony Alleva is (203) 869-6960.
- Does Anthony Alleva accept Medicare?
- Anthony Alleva is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anthony Alleva's NPI active?
- Yes — Anthony Alleva's NPI (1518938778) is active in the NPPES registry as of the last update on 2017-01-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.