Doctor profile · Federal record
Dr. James Sinclair, M.D.
Hematology & Oncology Physician · La Jolla, CA
- NPI 1356300230
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9850 Genesee Ave Ste 560
La Jolla, CA 920371229
(858) 552-1410
fax (858) 552-0929 - Mailing address
-
Po Box 25100
Fresno, CA 937295100
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- March 7, 2023
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- California #G048926
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1356300230. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
89,750
Distinct HCPCS
10
Medicare allowed
$649,070
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0881 |
Injection, darbepoetin alfa, 1 microgram (non-esrd use) | 43,901 | 38 | $3 | |
J1439 |
Injection, ferric carboxymaltose, 1 mg | 32,250 | 23 | $1 | |
J0897 |
Injection, denosumab, 1 mg | 5,640 | 33 | $23 | |
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 1,872 | 30 | $0 | |
36415 |
Insertion of needle into vein for collection of blood sample | 1,079 | 338 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 916 | 402 | $131 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 709 | 239 | $8 | |
80053 |
Blood test, comprehensive group of blood chemicals | 565 | 184 | $10 | |
J2469 |
Injection, palonosetron hcl, 25 mcg | 460 | 14 | $1 | |
96372 |
Injection of drug or substance under skin or into muscle | 343 | 98 | $16 |
In context: peer comparison
Among 16 peers in this city , average services per provider: 1,484. This provider delivers 60× the peer median.Open Payments
Industry payments received
All-time total
$2,102
Transactions
55
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Alexion Pharmaceuticals, Inc. | 13 | $403.47 | |
| E.R. Squibb & Sons, L.L.C. | 9 | $348.92 | |
| Genmab U.S., Inc. | 2 | $212.81 | |
| ADC Therapeutics America, Inc. | 1 | $121.84 | |
| GENZYME CORPORATION | 1 | $118.95 | |
| ABBVIE INC. | 4 | $101.00 | |
| Novartis Pharmaceuticals Corporation | 4 | $100.24 | |
| Ipsen Biopharmaceuticals, Inc | 3 | $86.05 | |
| Celgene Corporation | 4 | $84.63 | |
| Janssen Biotech, Inc. | 3 | $78.49 | |
| PFIZER INC. | 3 | $76.62 | |
| BeiGene USA, Inc. | 3 | $74.88 | |
| Merck Sharp & Dohme LLC | 2 | $66.54 | |
| Exelixis Inc. | 2 | $44.29 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 1 | $34.66 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
487
Patients
38
Total drug cost
$1,669,257
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 86 | 15 | $478 |
| Anastrozole | Generic | 70 | 23 | $2,879 |
| Hydroxyurea | Generic | 55 | 0 | $1,835 |
| Eliquis (Apixaban) | Brand | 31 | 0 | $21,239 |
| Ibrance (Palbociclib) | Brand | 30 | 0 | $501,693 |
| Levothyroxine Sodium | Generic | 28 | 0 | $235 |
| Imbruvica (Ibrutinib) | Brand | 27 | 0 | $450,203 |
| Venclexta (Venetoclax) | Brand | 26 | 0 | $351,659 |
| Letrozole | Generic | 24 | 0 | $607 |
| Tamoxifen Citrate | Generic | 24 | 0 | $665 |
Frequently asked questions
What is Dr. James Sinclair's medical specialty?
Dr. James Sinclair practices Hematology & Oncology Physician in La Jolla, CA.
Where does Dr. James Sinclair practice?
Dr. James Sinclair practices at 9850 Genesee Ave Ste 560, La Jolla, CA 920371229. Office phone: 8585521410.
What is Dr. James Sinclair's NPI?
Dr. James Sinclair's National Provider Identifier (NPI) is 1356300230, issued by NPPES.
What procedures does Dr. James Sinclair commonly perform?
Top Medicare-reported procedures in 2023: Injection, darbepoetin alfa, 1 microgram (non-esrd use) (HCPCS J0881); Injection, ferric carboxymaltose, 1 mg (HCPCS J1439); Injection, denosumab, 1 mg (HCPCS J0897). Source: CMS Medicare Physician & Other Practitioners file.