Quick answers
- Which hospitals does Mark Goodenough work at?
- Medicare's official clinician data lists Mark Goodenough at 2 hospitals: Geisinger Medical Center and Maimonides Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark Goodenough see patients?
- Medicare's clinician data lists 4 practice locations, including Staten Island, NY. Call before your visit to confirm the address.
- What is Mark Goodenough's specialty?
- Medicare lists Oral Surgery as the primary specialty.
- Does Mark Goodenough accept Medicare assignment?
- Yes. Medicare's clinician data says Mark Goodenough 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 Mark Goodenough?
- (718) 226-1251, as listed in official Medicare / NPI Registry data.
- What is Mark Goodenough's NPI number?
- 1154858033. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark Goodenough works
Medicare's Facility Affiliation Data lists Mark Goodenough at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Geisinger Medical CenterDanville, PA · Acute Care Hospital · CCN 390006
- Maimonides Medical CenterBrooklyn, NY · Acute Care Hospital · CCN 330194
Practice locations
Addresses where Mark Goodenough is enrolled with Medicare (CMS data updated 2026-10-02).
- 256 C Mason AveStaten Island, NY 10305
- 256 C Mason Ave, Suite 3Staten Island, NY 10305
- 256 C Mason Ave 3rd FlStaten Island, NY 10305 (718) 226‑1251
- 256 Mason Ave, CStaten Island, NY 10305
Group practices
Medicare enrollment lists Mark Goodenough as a member of this group (CMS data updated 2026-10-02).
- Staten Island Oral and Maxillofacial Surgery4 clinicians in the group
Specialties
- Oral Surgeryprimary
Other oral surgeons in Staten Island
Clinicians with the same Medicare primary specialty in Staten Island, NY — not a recommendation.
Clinician information
| Medical school | Columbia University College Of Dental Medicine |
|---|---|
| Graduation year | 2017 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1154858033 |
| 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