Doctor profile · Federal record
Dr. John Harman, D.C.
Chiropractor (CMS: Chiropractic) · Tustin, CA
- NPI 1366888398
- Accepts Medicare
- 43 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1131 E Main St Ste 106
Tustin, CA 927804450
(714) 731-5433
fax (714) 731-5422
Credentials & registration
- NPI registered
- May 2013 — 13 yrs on file
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 111N00000X — NUCC code
- State license (1)
- California #15941
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1366888398. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
532
Distinct HCPCS
1
Medicare allowed
$21,448
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
98941 |
Chiropractic manipulative treatment, 3-4 spinal regions | 532 | 44 | $40 |
In context: peer comparison
Among 11 peers in Tustin Chiropractor, average services per provider: 369. This provider delivers 1.4× the peer median.Frequently asked questions
What is Dr. John Harman's medical specialty?
Dr. John Harman practices Chiropractor in Tustin, CA.
Where does Dr. John Harman practice?
Dr. John Harman practices at 1131 E Main St Ste 106, Tustin, CA 927804450. Office phone: 7147315433.
What is Dr. John Harman's NPI?
Dr. John Harman's National Provider Identifier (NPI) is 1366888398, issued by NPPES.
Does Dr. John Harman accept Medicare assignment?
Yes. Dr. John Harman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Harman commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 3-4 spinal regions (HCPCS 98941). Source: CMS Medicare Physician & Other Practitioners file.