Quick answers
- Which hospitals does Thomas J. Rydz work at?
- Medicare's official clinician data lists Thomas J. Rydz at 2 hospitals: Providence Redwood Memorial Hospital and Providence St Joseph Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Thomas J. Rydz see patients?
- Medicare's clinician data lists 7 practice locations, including Santa Rosa, CA, Anaheim, CA and Eureka, CA. Call before your visit to confirm the address.
- What is Thomas J. Rydz's specialty?
- Medicare lists General Surgery as the primary specialty, and also Thoracic Surgery and Vascular Surgery.
- Does Thomas J. Rydz accept Medicare assignment?
- Yes. Medicare's clinician data says Thomas J. Rydz 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 Thomas J. Rydz?
- (707) 546-3210, as listed in official Medicare / NPI Registry data.
- What is Thomas J. Rydz's NPI number?
- 1184781536. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Thomas J. Rydz works
Medicare's Facility Affiliation Data lists Thomas J. Rydz at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Providence Redwood Memorial HospitalFortuna, CA · Critical Access Hospital · CCN 051318
- Providence St Joseph HospitalEureka, CA · Acute Care Hospital · CCN 050006
Practice locations
Addresses where Thomas J. Rydz is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 1165 Montgomery DrSanta Rosa, CA 95405 (707) 546‑3210
- 200 W Ctr St PromenadeAnaheim, CA 92805
- 2700 Dolbeer StEureka, CA 95501 (707) 445‑8121
- 2710 Dolbeer StEureka, CA 95501 (707) 267‑2060
- 2752 Harrison AveEureka, CA 95501
Group practices
Medicare enrollment lists Thomas J. Rydz as a member of this group (CMS data updated 2026-10-02).
- Providence Medical Foundation1,466 clinicians in the group
Specialties
- General Surgeryprimary
- Thoracic Surgeryalso
- Vascular Surgeryalso
Other general surgeons in Santa Rosa
Clinicians with the same Medicare primary specialty in Santa Rosa, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, Geffen School Of Medicine |
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1184781536 |
| 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