Quick answers
- Which hospitals does Karl Nessi work at?
- Medicare's official clinician data lists Karl Nessi at 1 hospital: Mercy Medical Center Redding. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Karl Nessi see patients?
- Medicare's clinician data lists 2 practice locations, including Chico, CA and Redding, CA. Call before your visit to confirm the address.
- What is Karl Nessi's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Karl Nessi accept Medicare assignment?
- Yes. Medicare's clinician data says Karl Nessi 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 Karl Nessi?
- (530) 225-6000, as listed in official Medicare / NPI Registry data.
- What is Karl Nessi's NPI number?
- 1982919825. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Karl Nessi works
Medicare's Facility Affiliation Data lists Karl Nessi at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Medical Center ReddingRedding, CA · Acute Care Hospital · CCN 050280
Practice locations
Addresses where Karl Nessi is enrolled with Medicare (CMS data updated 2026-10-02).
- 131 Raley BlvdChico, CA 95928
- 2175 Rosaline AveRedding, CA 96001 (530) 225‑6000
Group practices
Medicare enrollment lists Karl Nessi as a member of these groups (CMS data updated 2026-10-02).
- Cep America - Anesthesia PC849 clinicians in the group
- Orthopedic Associates of Northern California a Medical Group29 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), California →
Other nurse anesthetists in Chico
Clinicians with the same Medicare primary specialty in Chico, CA — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1982919825 |
| 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