William Destefano, MD
NPI 1346291754 · Internal Medicine Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Destefano, MD is a Internal Medicine Physician provider in Brooklyn, NY (NPI 1346291754).
Provider details
- NPI number
- 1346291754
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 163360 (NY)
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
1,317 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 | 345 | $104 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 291 | $147 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 183 | $22 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 168 | $149 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 164 | $22 |
| Administration of Influenza Virus VaccineG0008 | 65 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 49 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 277 | 79 |
| Amlodipine Besylate | 248 | 68 |
| Rosuvastatin Calcium | 213 | 63 |
| Losartan Potassium | 162 | 47 |
| Levothyroxine Sodium | 126 | 36 |
| Hydrochlorothiazide | 103 | 30 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-12
- Last updated
- 2012-05-07
Frequently asked questions
- What is William Destefano's NPI number?
- William Destefano's National Provider Identifier (NPI) is 1346291754, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Destefano's specialty?
- William Destefano is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Destefano located?
- William Destefano's practice location on file with NPPES is 3081 Avenue U, Brooklyn, NY 11229-5116.
- What is William Destefano's phone number?
- The practice phone number listed in the NPPES registry for William Destefano is (718) 648-0969.
- Does William Destefano accept Medicare?
- William Destefano is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Destefano's NPI active?
- Yes — William Destefano's NPI (1346291754) is active in the NPPES registry as of the last update on 2012-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.