Quick answers
- Does Doron Z. Katz accept Medicare assignment?
- Yes. Medicare's clinician data says Doron Z. Katz accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Doron Z. Katz see?
- In 2024, CMS data shows 227 Original Medicare patients and 947 services for Doron Z. Katz. This counts Original Medicare only and measures volume, not quality.
- What is Doron Z. Katz's NPI number?
- 1053351106. 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 Doron Z. Katz, 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 | 227 |
|---|---|
| Services billed to Medicare | 947 |
| Different services or procedures | 54 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Insertion of needle into vein for collection of blood sample (36415)133 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)133 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)122 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)103 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)85 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 cholesterol75%
- High blood pressure54%
- Arthritis48%
- Osteoporosis27%
- Diabetes24%
- Ischemic heart disease22%
Hospitals where Doron Z. Katz works
Medicare's Facility Affiliation Data lists Doron Z. Katz 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.
- Englewood Hospital and Medical CenterEnglewood, NJ · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 310045
Practice locations
Addresses where Doron Z. Katz is enrolled with Medicare (CMS data updated October 2, 2026).
- 36 Laurel AveSouth Fallsburg, NY 12779 (845) 482‑9394
- 728 N Main StNew Square, NY 10977 (845) 354‑9300
Group practices
Medicare enrollment lists Doron Z. Katz as a member of this group (CMS data updated October 2, 2026).
- Refuah Health Center Inc89 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in South Fallsburg
Clinicians with the same Medicare primary specialty in South Fallsburg, NY — not a recommendation.
Other clinicians in Refuah Health Center Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Albert Einstein College Of Medicine Of Yeshiva University |
| Graduation year | 2001 (25 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1053351106 |
| 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