Doctor profile · Federal record
Dr. John Hrom, MD
Hematology & Oncology Physician (CMS: Hematology/Oncology) · Hattiesburg, MS
- NPI 1134238496
- Accepts Medicare
- 23 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
301 S 28Th Ave
Hattiesburg, MS 394017233
(601) 288-8282
fax (601) 288-8290 - Mailing address
-
415 S 28Th Ave
Hattiesburg, MS 394017246
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- August 3, 2020
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- Mississippi #18990
- Medicaid
- MS #03801518
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1134238496. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
184,985
Distinct HCPCS
10
Medicare allowed
$2,021,114
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J1439 |
Injection, ferric carboxymaltose, 1 mg | 55,500 | 37 | $1 | |
J1453 |
Injection, fosaprepitant, 1 mg | 24,600 | 43 | $0 | |
J9263 |
Injection, oxaliplatin, 0.5 mg | 19,200 | 13 | $0 | |
J9267 |
Injection, paclitaxel, 1 mg | 18,226 | 33 | $0 | |
J9271 |
Injection, pembrolizumab, 1 mg | 17,200 | 15 | $54 | |
J0897 |
Injection, denosumab, 1 mg | 12,180 | 56 | $23 | |
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 8,718 | 126 | $0 | |
J2469 |
Injection, palonosetron hcl, 25 mcg | 5,520 | 98 | $1 | |
Q5115 |
Injection, rituximab-abbs, biosimilar, (truxima), 10 mg | 4,210 | 11 | $45 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 2,480 | 751 | $8 |
In context: peer comparison
Among 3 peers in Hattiesburg Hematology & Oncology Physician, average services per provider: 3,658. This provider delivers 51× the peer median.Open Payments
Industry payments received
All-time total
$1,710
Transactions
67
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 6 | $243.60 | |
| Pfizer INC. | 11 | $182.21 | |
| Exelixis INC. | 5 | $160.19 | |
| Novartis Pharmaceuticals Corporation | 6 | $118.64 | |
| E.R. Squibb & Sons, L.L.C. | 7 | $115.68 | |
| Celgene Corporation | 5 | $114.33 | |
| Gilead Sciences, INC. | 4 | $103.79 | |
| Genzyme Corporation | 4 | $82.73 | |
| Spectrum Pharmaceuticals INC. | 2 | $68.74 | |
| Octapharma USA, INC. | 3 | $67.27 | |
| AstraZeneca Pharmaceuticals Lp | 4 | $65.47 | |
| Janssen Biotech, INC. | 3 | $53.09 | |
| Jazz Pharmaceuticals INC. | 2 | $50.00 | |
| SpringWorks Therapeutics, INC. | 3 | $48.61 | |
| Daiichi Sankyo INC. | 2 | $43.21 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,295
Patients
568
Total drug cost
$99,516
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 374 | 86 | $7,552 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 279 | 73 | $8,834 |
| Gabapentin | Generic | 248 | 41 | $3,642 |
| Zolpidem Tartrate | Generic | 194 | 33 | $1,096 |
| Prochlorperazine Maleate | Generic | 147 | 66 | $1,724 |
| Allopurinol | Generic | 145 | 28 | $1,326 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 143 | 43 | $6,063 |
| Letrozole | Generic | 134 | 20 | $1,966 |
| Hydroxyurea | Generic | 116 | 17 | $2,113 |
| Lorazepam | Generic | 114 | 30 | $794 |
Frequently asked questions
What is Dr. John Hrom's medical specialty?
Dr. John Hrom practices Hematology & Oncology Physician in Hattiesburg, MS.
Where does Dr. John Hrom practice?
Dr. John Hrom practices at 301 S 28Th Ave, Hattiesburg, MS 394017233. Office phone: 6012888282.
What is Dr. John Hrom's NPI?
Dr. John Hrom's National Provider Identifier (NPI) is 1134238496, issued by NPPES.
Does Dr. John Hrom accept Medicare assignment?
Yes. Dr. John Hrom accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Hrom commonly perform?
Top Medicare-reported procedures in 2023: Injection, ferric carboxymaltose, 1 mg (HCPCS J1439); Injection, fosaprepitant, 1 mg (HCPCS J1453); Injection, oxaliplatin, 0.5 mg (HCPCS J9263). Source: CMS Medicare Physician & Other Practitioners file.