Quick answers
- Where does Karen E. Muchowski see patients?
- Medicare's clinician data lists 3 practice locations, including Murrieta, CA and Temecula, CA. Call before your visit to confirm the address.
- What is Karen E. Muchowski's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Karen E. Muchowski accept Medicare assignment?
- Yes. Medicare's clinician data says Karen E. Muchowski 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 Karen E. Muchowski?
- (760) 291-6700, as listed in official Medicare / NPI Registry data.
- What is Karen E. Muchowski's NPI number?
- 1699791178. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Karen E. Muchowski is enrolled with Medicare (CMS data updated 2026-10-02).
- 25405 Hancock AveMurrieta, CA 92562 (760) 291‑6700
- 31795 Rancho California Rd, Suite B 700Temecula, CA 92591 (760) 291‑6700
- 41840 Enterprise Cir NTemecula, CA 92590 (951) 225‑6400
Group practices
Medicare enrollment lists Karen E. Muchowski as a member of these groups (CMS data updated 2026-10-02).
- Neighborhood Healthcare150 clinicians in the group
- Graybill Medical Group Inc104 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Murrieta
Clinicians with the same Medicare primary specialty in Murrieta, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, Davis School Of Medicine |
| Graduation year | 1996 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1699791178 |
| 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
- 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