Doctor profile · Federal record
Dr. Gregory Adamson, M.D.
Sports Medicine (Orthopaedic Surgery) Physician (CMS: Sports Medicine) · Orthopaedic Surgery Physician · Pasadena, CA
- NPI 1972590610
- Accepts Medicare
- MIPS 76.6 / 100 · 2023
- 45 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
800 S Raymond Ave
Pasadena, CA 911053229
(626) 795-8051
fax (626) 795-0356 - Mailing address
-
Po Box 90730
Pasadena, CA 911090730
Credentials & registration
- NPI registered
- September 2005 — 21 yrs on file
- Profile last updated
- March 4, 2024
- Year of graduation
- 1981 — 45 yrs since
- Specialty taxonomy
- 207XX0005X — NUCC code
- State license (1)
- California #G58923
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1972590610. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,150
Distinct HCPCS
10
Medicare allowed
$101,884
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 408 | 245 | $138 | |
73560 |
X-ray of knee, 1-2 views | 137 | 108 | $39 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 131 | 41 | $1 | |
73565 |
X-ray of both knees while standing | 129 | 125 | $46 | |
73030 |
X-ray of shoulder, minimum of 2 views | 112 | 91 | $40 | |
20610 |
Aspiration and/or injection of fluid from large joint | 92 | 48 | $86 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 64 | 64 | $180 | |
73721 |
Mri scan of leg joint without contrast | 28 | 28 | $174 | |
73221 |
Mri scan of arm joint without contrast | 18 | 18 | $174 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 18 | 16 | $98 |
In context: peer comparison
Among 3 peers in Pasadena Sports Medicine (Orthopaedic Surgery) Physician, average services per provider: 116. This provider delivers 9.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
22
Patients
20
Total drug cost
$157
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 22 | 20 | $157 |
Hospital affiliations
Frequently asked questions
What is Dr. Gregory Adamson's medical specialty?
Dr. Gregory Adamson practices Sports Medicine (Orthopaedic Surgery) Physician in Pasadena, CA.
Where does Dr. Gregory Adamson practice?
Dr. Gregory Adamson practices at 800 S Raymond Ave, Pasadena, CA 911053229. Office phone: 6267958051.
What is Dr. Gregory Adamson's NPI?
Dr. Gregory Adamson's National Provider Identifier (NPI) is 1972590610, issued by NPPES.
Does Dr. Gregory Adamson accept Medicare assignment?
Yes. Dr. Gregory Adamson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Adamson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); X-ray of knee, 1-2 views (HCPCS 73560); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301). Source: CMS Medicare Physician & Other Practitioners file.