Doctor profile · Federal record
Dr. Darwin Leek, D.C.
Chiropractor (CMS: Chiropractic) · Grass Valley, CA
- NPI 1568408110
- 44 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
605 S Auburn St, Ste: D
Grass Valley, CA 959457550
(530) 273-8082
fax (530) 273-1057
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- July 9, 2007
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 111N00000X — NUCC code
- State license (1)
- California #15624DC
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1568408110. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
600
Distinct HCPCS
1
Medicare allowed
$16,250
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
98940 |
Chiropractic manipulative treatment, 1-2 spinal regions | 600 | 110 | $27 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 527. This provider delivers 1.1× the peer median.Frequently asked questions
What is Dr. Darwin Leek's medical specialty?
Dr. Darwin Leek practices Chiropractor in Grass Valley, CA.
Where does Dr. Darwin Leek practice?
Dr. Darwin Leek practices at 605 S Auburn St, Grass Valley, CA 959457550. Office phone: 5302738082.
What is Dr. Darwin Leek's NPI?
Dr. Darwin Leek's National Provider Identifier (NPI) is 1568408110, issued by NPPES.
Does Dr. Darwin Leek accept Medicare assignment?
Dr. Darwin Leek does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Darwin Leek commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 1-2 spinal regions (HCPCS 98940). Source: CMS Medicare Physician & Other Practitioners file.