Quick answers
- Where does Alan J. Katz see patients?
- Medicare's clinician data lists 3 practice locations, including Rye, NY, Rockville Center, NY and Greenvale, NY. Call before your visit to confirm the address.
- What is Alan J. Katz's specialty?
- Medicare lists Radiation Oncology as the primary specialty.
- Does Alan J. Katz accept Medicare assignment?
- Yes. Medicare's clinician data says Alan J. Katz accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Alan J. Katz?
- (914) 848-8888, as listed in official Medicare / NPI Registry data.
- What is Alan J. Katz's NPI number?
- 1366486029. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Alan J. Katz is enrolled with Medicare (CMS data updated 2026-10-02).
- 1 Theall RdRye, NY 10580 (914) 848‑8888
- 1000 N Village AveRockville Center, NY 11570
- 2200 Northern BlvdGreenvale, NY 11548
Group practices
Medicare enrollment lists Alan J. Katz as a member of these groups (CMS data updated 2026-10-02).
- CHS Physician Partners PC743 clinicians in the group
- Westchester Medical Group, P.C415 clinicians in the group
Specialties
- Radiation Oncologyprimary
Other radiation oncologists in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | New York University School Of Medicine |
| Graduation year | 1977 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1366486029 |
| 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
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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