Doctor profile · Federal record
Dr. Graham Parker
Internal Medicine Physician (CMS: Internal Medicine) · Los Angeles, CA
- NPI 1770232639
- Accepts Medicare
- 4 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1200 N State St Ste A7D
Los Angeles, CA 900891001
(323) 409-7556
Credentials & registration
- NPI registered
- March 2022 — 4 yrs on file
- Profile last updated
- July 12, 2025
- Year of graduation
- 2022 — 4 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A188171
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1770232639. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$25
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Adc Therapeutics America, INC. | 1 | $24.58 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
59
Patients
11
Total drug cost
$1,952
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 21 | 11 | $994 |
| Gabapentin | Generic | 16 | 0 | $470 |
| Benazepril Hcl | Generic | 11 | 0 | $272 |
| Metformin Hcl | Generic | 11 | 0 | $216 |
Hospital affiliations
Frequently asked questions
What is Dr. Graham Parker's medical specialty?
Dr. Graham Parker practices Internal Medicine Physician in Los Angeles, CA.
Where does Dr. Graham Parker practice?
Dr. Graham Parker practices at 1200 N State St Ste A7D, Los Angeles, CA 900891001. Office phone: 3234097556.
What is Dr. Graham Parker's NPI?
Dr. Graham Parker's National Provider Identifier (NPI) is 1770232639, issued by NPPES.
Does Dr. Graham Parker accept Medicare assignment?
Yes. Dr. Graham Parker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.