Doctor profile · Federal record
Dr. John Earnest, D.C.
Chiropractor (CMS: Chiropractic) · Tustin, CA
- NPI 1629093687
- 54 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
14742 Plaza Dr, Ste 101
Tustin, CA 927808010
(714) 838-1255
fax (714) 838-5784
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- January 30, 2008
- Year of graduation
- 1972 — 54 yrs since
- Specialty taxonomy
- 111N00000X — NUCC code
- State license (1)
- California #DC10881
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629093687. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
818
Distinct HCPCS
1
Medicare allowed
$23,409
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
98940 |
Chiropractic manipulative treatment, 1-2 spinal regions | 818 | 97 | $29 |
In context: peer comparison
Among 11 peers in this city , average services per provider: 369. This provider delivers 2.2× the peer median.Frequently asked questions
What is Dr. John Earnest's medical specialty?
Dr. John Earnest practices Chiropractor in Tustin, CA.
Where does Dr. John Earnest practice?
Dr. John Earnest practices at 14742 Plaza Dr, Tustin, CA 927808010. Office phone: 7148381255.
What is Dr. John Earnest's NPI?
Dr. John Earnest's National Provider Identifier (NPI) is 1629093687, issued by NPPES.
Does Dr. John Earnest accept Medicare assignment?
Dr. John Earnest does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. John Earnest commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 1-2 spinal regions (HCPCS 98940). Source: CMS Medicare Physician & Other Practitioners file.