Quick answers
- Which hospitals does Irwin M. Reich work at?
- Medicare's official clinician data lists Irwin M. Reich at 2 hospitals: Geisinger-Community Medical Center and San Mateo Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Irwin M. Reich see patients?
- Medicare's clinician data lists 4 practice locations, including San Mateo, CA, Lewistown, PA and Asheville, NC. Call before your visit to confirm the address.
- What is Irwin M. Reich's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does Irwin M. Reich accept Medicare assignment?
- Medicare's clinician data says Irwin M. Reich 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 Irwin M. Reich?
- (650) 573-2222, as listed in official Medicare / NPI Registry data.
- What is Irwin M. Reich's NPI number?
- 1578551073. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Irwin M. Reich works
Medicare's Facility Affiliation Data lists Irwin M. Reich at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Geisinger-Community Medical CenterScranton, PA · Acute Care Hospital · CCN 390001
- San Mateo Medical CenterSan Mateo, CA · Acute Care Hospital · CCN 050113
Practice locations
Addresses where Irwin M. Reich is enrolled with Medicare (CMS data updated 2026-10-02).
- 222 W 39th AveSan Mateo, CA 94403 (650) 573‑2222
- 400 Highland AveLewistown, PA 17044 (717) 248‑5411
- 509 Biltmore AveAsheville, NC 28801 (828) 213‑2325
- 821 N Cobb StMilledgeville, GA 31061 (478) 776‑4000
Group practices
Medicare enrollment lists Irwin M. Reich as a member of these groups (CMS data updated 2026-10-02).
- Geisinger Clinic3,467 clinicians in the group
- Mission Health Community Multispecialty Providers LLC601 clinicians in the group
- County of San Mateo310 clinicians in the group
- Greenland Anesthesia Management, LLC21 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in San Mateo
Clinicians with the same Medicare primary specialty in San Mateo, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Icahn School Of Medicine At Mount Sinai |
| Graduation year | 1979 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1578551073 |
| 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