Doctor profile · Federal record
Dr. John Adamson, MD
Hematology (Internal Medicine) Physician (CMS: Hematology/Oncology) · San Diego, CA
- NPI 1477504801
- Accepts Medicare
- 64 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
8929 University Center Ln, Suite 201
San Diego, CA 921221006
(858) 405-2272
fax (858) 550-9032 - Mailing address
-
File 53726
Los Angeles, CA 900740001
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- November 12, 2025
- Year of graduation
- 1962 — 64 yrs since
- Specialty taxonomy
- 207RH0000X — NUCC code
- State license (1)
- California #A20742
- Medicaid
- WI #32601800
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477504801. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
99
Distinct HCPCS
3
Medicare allowed
$11,423
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 55 | 43 | $131 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 26 | 25 | $85 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 18 | 18 | $112 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 25. This provider delivers 4.0× the peer median.Open Payments
Industry payments received
All-time total
$123
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| SOBI, INC | 1 | $122.73 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
240
Patients
51
Total drug cost
$171,409
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 138 | 36 | $118,873 |
| Tranexamic Acid | Generic | 31 | 15 | $5,473 |
| Enoxaparin Sodium | Generic | 25 | 0 | $15,192 |
| Xarelto (Rivaroxaban) | Brand | 25 | 0 | $29,370 |
| Celecoxib | Generic | 21 | 0 | $2,503 |
Hospital affiliations
Frequently asked questions
What is Dr. John Adamson's medical specialty?
Dr. John Adamson practices Hematology (Internal Medicine) Physician in San Diego, CA.
Where does Dr. John Adamson practice?
Dr. John Adamson practices at 8929 University Center Ln, San Diego, CA 921221006. Office phone: 8584052272.
What is Dr. John Adamson's NPI?
Dr. John Adamson's National Provider Identifier (NPI) is 1477504801, issued by NPPES.
Does Dr. John Adamson accept Medicare assignment?
Yes. Dr. John Adamson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Adamson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.