Quick answers
- Where does Darwin S. Leek see patients?
- Medicare's clinician data lists 2 practice locations, including Grass Valley, CA. Call before your visit to confirm the address.
- What is Darwin S. Leek's specialty?
- Medicare lists Chiropractic as the primary specialty.
- Does Darwin S. Leek accept Medicare assignment?
- Medicare's clinician data says Darwin S. Leek 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 Darwin S. Leek?
- (530) 273-8082, as listed in official Medicare / NPI Registry data.
- What is Darwin S. Leek's NPI number?
- 1568408110. 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 Darwin S. Leek is enrolled with Medicare (CMS data updated 2026-10-02).
- 605 S Auburn St, Suite DGrass Valley, CA 95945
- 605 S Auburn St DGrass Valley, CA 95945 (530) 273‑8082
Specialties
- Chiropracticprimary
Other chiropractors in Grass Valley
Clinicians with the same Medicare primary specialty in Grass Valley, CA — not a recommendation.
Clinician information
| Credential | DC |
|---|---|
| Medical school | Palmer College Chiropractic - Davenport |
| Graduation year | 1982 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1568408110 |
| 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