Doctor profile · Federal record
Dr. John Glaspy, MD
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Los Angeles, CA
- NPI 1639104250
- Accepts Medicare
- MIPS 84.9 / 100 · 2023
- 47 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
100 Medical Plz, Ste 550
Los Angeles, CA 900950001
(310) 794-4955
fax (310) 443-0477 - Mailing address
-
5767 W Century Blvd, Suite 200
Los Angeles, CA 900455632
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- March 30, 2010
- Year of graduation
- 1979 — 47 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- California #G42778
- Medicaid
- CA #00G427780
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639104250. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
21,655
Distinct HCPCS
10
Medicare allowed
$671,749
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J9271 |
Injection, pembrolizumab, 1 mg | 7,000 | 13 | $55 | |
J1453 |
Injection, fosaprepitant, 1 mg | 5,700 | 18 | $0 | |
J0897 |
Injection, denosumab, 1 mg | 4,200 | 23 | $23 | |
J2469 |
Injection, palonosetron hcl, 25 mcg | 640 | 27 | $1 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 609 | 307 | $140 | |
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 485 | 22 | $0 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 427 | 183 | $8 | |
J3480 |
Injection, potassium chloride, per 2 meq | 360 | 13 | $0 | |
J2405 |
Injection, ondansetron hydrochloride, per 1 mg | 268 | 13 | $0 | |
J7050 |
Infusion, normal saline solution, 250 cc | 219 | 63 | $1 |
In context: peer comparison
Among 50 peers in Los Angeles Hematology & Oncology Physician, average services per provider: 1,244. This provider delivers 17× the peer median.Open Payments
Industry payments received
All-time total
$12,072
Transactions
11
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Acrotech Biopharma INC. | 8 | $9,191.42 | |
| E.R. Squibb & Sons, L.L.C. | 2 | $2,864.00 | |
| Array Biopharma INC | 1 | $16.23 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
47
Patients
23
Total drug cost
$1,468
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 47 | 23 | $1,468 |
Hospital affiliations
Frequently asked questions
What is Dr. John Glaspy's medical specialty?
Dr. John Glaspy practices Hematology & Oncology Physician in Los Angeles, CA.
Where does Dr. John Glaspy practice?
Dr. John Glaspy practices at 100 Medical Plz, Los Angeles, CA 900950001. Office phone: 3107944955.
What is Dr. John Glaspy's NPI?
Dr. John Glaspy's National Provider Identifier (NPI) is 1639104250, issued by NPPES.
Does Dr. John Glaspy accept Medicare assignment?
Yes. Dr. John Glaspy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Glaspy commonly perform?
Top Medicare-reported procedures in 2023: Injection, pembrolizumab, 1 mg (HCPCS J9271); Injection, fosaprepitant, 1 mg (HCPCS J1453); Injection, denosumab, 1 mg (HCPCS J0897). Source: CMS Medicare Physician & Other Practitioners file.