Doctor profile · Federal record
Dr. Gregory Gilmore, D.O.
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Corona, CA
- NPI 1205271640
- Accepts Medicare
- MIPS 91.9 / 100 · 2023
- 13 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
320 W 6Th St
Corona, CA 928823349
(951) 898-2828
fax (951) 898-2811 - Mailing address
-
Po Box 512185
Los Angeles, CA 900510185
Credentials & registration
- NPI registered
- April 2013 — 13 yrs on file
- Profile last updated
- June 8, 2022
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- California #20A13656
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1205271640. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
887
Distinct HCPCS
7
Medicare allowed
$118,435
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 463 | 190 | $148 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 280 | 189 | $100 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 68 | 68 | $188 | |
99497 |
Advance care planning, first 30 minutes | 25 | 21 | $78 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 20 | 16 | $100 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 16 | 16 | $138 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 15 | 15 | $180 |
In context: peer comparison
Among 2 peers in Corona Hematology & Oncology Physician, average services per provider: 91. This provider delivers 9.7× the peer median.Open Payments
Industry payments received
All-time total
$57
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| PharmaEssentia USA Corporation | 1 | $42.03 | |
| Janssen Biotech, INC. | 1 | $15.34 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
468
Patients
162
Total drug cost
$761,864
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ondansetron Hcl | Generic | 58 | 39 | $727 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 51 | 25 | $1,476 |
| Letrozole | Generic | 43 | 16 | $4,035 |
| Prochlorperazine Maleate | Generic | 39 | 28 | $1,001 |
| Dexamethasone | Generic | 36 | 23 | $815 |
| Anastrozole | Generic | 32 | 0 | $568 |
| Loperamide (Loperamide Hcl) | Brand | 31 | 11 | $685 |
| Lonsurf (Trifluridine/Tipiracil Hcl) | Brand | 30 | 0 | $343,327 |
| Lorazepam | Generic | 26 | 20 | $320 |
| Fentanyl | Generic | 24 | 0 | $3,125 |
Hospital affiliations
Frequently asked questions
What is Dr. Gregory Gilmore's medical specialty?
Dr. Gregory Gilmore practices Hematology & Oncology Physician in Corona, CA.
Where does Dr. Gregory Gilmore practice?
Dr. Gregory Gilmore practices at 320 W 6Th St, Corona, CA 928823349. Office phone: 9518982828.
What is Dr. Gregory Gilmore's NPI?
Dr. Gregory Gilmore's National Provider Identifier (NPI) is 1205271640, issued by NPPES.
Does Dr. Gregory Gilmore accept Medicare assignment?
Yes. Dr. Gregory Gilmore accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Gilmore commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.