Doctor profile · Federal record
Dr. John Greene, D.C.
Sports Physician Chiropractor (CMS: Chiropractic) · Irvine, CA
- NPI 1144245119
- Accepts Medicare
- 45 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
4200 Trabuco RD, Suite 180
Irvine, CA 926203600
(949) 857-6631
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1981 — 45 yrs since
- Specialty taxonomy
- 111NS0005X — NUCC code
- State license (1)
- California #14078
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144245119. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
375
Distinct HCPCS
1
Medicare allowed
$20,953
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
98942 |
Chiropractic manipulative treatment, 5 spinal regions | 375 | 26 | $56 |
In context: peer comparison
Among 2 peers in Irvine Sports Physician Chiropractor, average services per provider: 298. This provider delivers 1.3× the peer median.Frequently asked questions
What is Dr. John Greene's medical specialty?
Dr. John Greene practices Sports Physician Chiropractor in Irvine, CA.
Where does Dr. John Greene practice?
Dr. John Greene practices at 4200 Trabuco RD, Irvine, CA 926203600. Office phone: 9498576631.
What is Dr. John Greene's NPI?
Dr. John Greene's National Provider Identifier (NPI) is 1144245119, issued by NPPES.
Does Dr. John Greene accept Medicare assignment?
Yes. Dr. John Greene accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Greene commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 5 spinal regions (HCPCS 98942). Source: CMS Medicare Physician & Other Practitioners file.