Andrew Zaretsky, M.D.
NPI 1548261829 · Internal Medicine Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Zaretsky, M.D. is a Internal Medicine Physician provider in Brooklyn, NY (NPI 1548261829).
Provider details
- NPI number
- 1548261829
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 217977 (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
5,491 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 Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 2,632 | $55 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 2,263 | $87 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 201 | $132 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 191 | $192 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 107 | $127 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-09
- Last updated
- 2010-02-24
Frequently asked questions
- What is Andrew Zaretsky's NPI number?
- Andrew Zaretsky's National Provider Identifier (NPI) is 1548261829, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Zaretsky's specialty?
- Andrew Zaretsky is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Zaretsky located?
- Andrew Zaretsky's practice location on file with NPPES is 1379 54th St, Brooklyn, NY 11219-4259.
- What is Andrew Zaretsky's phone number?
- The practice phone number listed in the NPPES registry for Andrew Zaretsky is (718) 436-1600.
- Does Andrew Zaretsky accept Medicare?
- Andrew Zaretsky is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Zaretsky's NPI active?
- Yes — Andrew Zaretsky's NPI (1548261829) is active in the NPPES registry as of the last update on 2010-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.