Quick answers
- Which hospitals does Jonathan P. Castro work at?
- Medicare's official clinician data lists Jonathan P. Castro at 3 hospitals: Garnet Health Medical Center, Montefiore St Luke's Cornwall and St Anthony Community Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jonathan P. Castro see patients?
- Medicare's clinician data lists 9 practice locations, including Monroe, NY, Chester, NY and Newburgh, NY. Call before your visit to confirm the address.
- What is Jonathan P. Castro's specialty?
- Medicare lists Endocrinology as the primary specialty.
- Does Jonathan P. Castro accept Medicare assignment?
- Yes. Medicare's clinician data says Jonathan P. Castro 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 Jonathan P. Castro?
- (845) 783-6266, as listed in official Medicare / NPI Registry data.
- What is Jonathan P. Castro's NPI number?
- 1093709479. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jonathan P. Castro works
Medicare's Facility Affiliation Data lists Jonathan P. Castro at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Garnet Health Medical CenterMiddletown, NY · Acute Care Hospital · CCN 330126
- Montefiore St Luke's CornwallNewburgh, NY · Acute Care Hospital · CCN 330264
- St Anthony Community HospitalWarwick, NY · Acute Care Hospital · CCN 330205
Practice locations
Addresses where Jonathan P. Castro is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 9; the Medicare profile lists all.
- 1200 State Route 208Monroe, NY 10950 (845) 783‑6266
- 1200 State Route 208, Suite 15Monroe, NY 10950 (845) 549‑1010
- 1460 State Route 17mChester, NY 10918 (845) 651‑1400
- 1460 State Route 17m, Suite AChester, NY 10918 (845) 469‑4211
- 147 Lake StNewburgh, NY 12550 (845) 563‑8000
Group practices
Medicare enrollment lists Jonathan P. Castro as a member of these groups (CMS data updated 2026-10-02).
- Horizon Medical Group PC75 clinicians in the group
- Cornerstone Family Healthcare64 clinicians in the group
Specialties
- Endocrinologyprimary
Other endocrinologists in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1996 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1093709479 |
| 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 2026-10-02, retrieved 2026-10-29
- 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