Quick answers
- Which hospitals does Peter T. Simonson work at?
- Medicare's official clinician data lists Peter T. Simonson at 5 hospitals: Good Samaritan Hospital of Suffern, Hudson Valley Hospital Center, New York-Presbyterian Hospital, Nyack Hospital and Valley Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Peter T. Simonson see patients?
- Medicare's clinician data lists 1 practice location in Suffern, NY. Call before your visit to confirm the address.
- What is Peter T. Simonson's specialty?
- Medicare lists Obstetrics/Gynecology as the primary specialty.
- Does Peter T. Simonson accept Medicare assignment?
- Yes. Medicare's clinician data says Peter T. Simonson 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 Peter T. Simonson?
- (845) 369-9100, as listed in official Medicare / NPI Registry data.
- What is Peter T. Simonson's NPI number?
- 1811973258. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Peter T. Simonson works
Medicare's Facility Affiliation Data lists Peter T. Simonson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Good Samaritan Hospital of SuffernSuffern, NY · Acute Care Hospital · CCN 330158
- Hudson Valley Hospital CenterCortlandt Manor, NY · Acute Care Hospital · CCN 330267
- New York-Presbyterian HospitalNew York, NY · Acute Care Hospital · CCN 330101
- Nyack HospitalNyack, NY · Acute Care Hospital · CCN 330104
- Valley HospitalParamus, NJ · Acute Care Hospital · CCN 310012
Practice locations
Addresses where Peter T. Simonson is enrolled with Medicare (CMS data updated 2026-10-02).
- 257 Lafayette Ave, Suite 120Suffern, NY 10901 (845) 369‑9100
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Suffern
Clinicians with the same Medicare primary specialty in Suffern, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | New York University School Of Medicine |
| Graduation year | 1987 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811973258 |
| 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