Quick answers
- Which hospitals does Paul Hartendorp work at?
- Medicare's official clinician data lists Paul Hartendorp at 1 hospital: NYU Langone Hospitals. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Paul Hartendorp see patients?
- Medicare's clinician data lists 1 practice location in Garden City, NY. Call before your visit to confirm the address.
- What is Paul Hartendorp's specialty?
- Medicare lists Colorectal Surgery (Proctology) as the primary specialty.
- Does Paul Hartendorp accept Medicare assignment?
- Medicare's clinician data says Paul Hartendorp may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Paul Hartendorp?
- (516) 741-9562, as listed in official Medicare / NPI Registry data.
- What is Paul Hartendorp's NPI number?
- 1285734673. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Paul Hartendorp works
Medicare's Facility Affiliation Data lists Paul Hartendorp at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- NYU Langone HospitalsNew York, NY · Acute Care Hospital · CCN 330214
Practice locations
Addresses where Paul Hartendorp is enrolled with Medicare (CMS data updated 2026-10-02).
- 520 Franklin Ave, Suite 222Garden City, NY 11530 (516) 741‑9562
Specialties
Find other Colorectal Surgery (Proctology) doctors in New York →
Other colorectal surgeons in Garden City
Clinicians with the same Medicare primary specialty in Garden City, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | College Of Medicine And Surgery |
| Graduation year | 1979 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1285734673 |
| 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