Quick answers
- Does Zaki Nakach accept Medicare assignment?
- Medicare's clinician data says Zaki Nakach may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Zaki Nakach see?
- In 2024, CMS data shows 459 Original Medicare patients and 4,721 services for Zaki Nakach. This counts Original Medicare only and measures volume, not quality.
- What is Zaki Nakach's NPI number?
- 1861576621. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Zaki Nakach, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 459 |
|---|---|
| Services billed to Medicare | 4,721 |
| Different services or procedures | 44 |
| Participating Medicare provider | Yes |
| Average age of these patients | 80 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)2,857 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)493 services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)238 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)238 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)207 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Diabetes75%
- Ischemic heart disease67%
- Alzheimer's disease or dementia62%
- Arthritis57%
Hospitals where Zaki Nakach works
Medicare's Facility Affiliation Data lists Zaki Nakach at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Mount Sinai Beth IsraelNew York, NY · Acute Care Hospital · closed, according to its website · CCN 330169
- New York Community Hospital of Brooklyn, Inc.Brooklyn, NY · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 330019
Practice locations
Addresses where Zaki Nakach is enrolled with Medicare (CMS data updated October 2, 2026).
- 1309 Ave P, Suite 1Brooklyn, NY 11229 (718) 375‑6100
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Brooklyn
Clinicians with the same Medicare primary specialty in Brooklyn, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1977 (49 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1861576621 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians