Quick answers
- Which hospitals does Douglas A. Kooyman work at?
- Medicare's official clinician data lists Douglas A. Kooyman at 1 hospital: Sutter Surgical Hospital - North Valley. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Douglas A. Kooyman see patients?
- Medicare's clinician data lists 6 practice locations, including Roseville, CA, Yuba City, CA and Napa, CA. Call before your visit to confirm the address.
- What is Douglas A. Kooyman's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Douglas A. Kooyman accept Medicare assignment?
- Yes. Medicare's clinician data says Douglas A. Kooyman 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 Douglas A. Kooyman?
- (916) 773-8780, as listed in official Medicare / NPI Registry data.
- What is Douglas A. Kooyman's NPI number?
- 1891099024. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Douglas A. Kooyman works
Medicare's Facility Affiliation Data lists Douglas A. Kooyman at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Sutter Surgical Hospital - North ValleyYuba City, CA · Acute Care Hospital · CCN 050766
Practice locations
Addresses where Douglas A. Kooyman is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 4 Medical Plaza Dr, Suite 210Roseville, CA 95661 (916) 773‑8780
- 460 Plumas BlvdYuba City, CA 95991 (530) 741‑1400
- 460 Plumas Blvd, Suite 202Yuba City, CA 95991 (530) 749‑5500
- 480 Plumas BlvdYuba City, CA 95991 (530) 749‑3500
- 480 Plumas Blvd, Suite 204Yuba City, CA 95991 (530) 749‑3307
Group practices
Medicare enrollment lists Douglas A. Kooyman as a member of these groups (CMS data updated 2026-10-02).
- Sutter Valley Medical Foundation2,500 clinicians in the group
- Green Anesthesia22 clinicians in the group
- Anesthesia Services of Napa Valley5 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), California →
Other nurse anesthetists in Roseville
Clinicians with the same Medicare primary specialty in Roseville, CA — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2010 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1891099024 |
| 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