Doctor profile · Federal record
Dr. Roger Keresztes, MD
Hematology & Oncology Physician (CMS: Medical Oncology) · Stony Brook, NY
- NPI 1770638868
- Accepts Medicare
- MIPS 91.4 / 100 · 2023
- 39 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3 Edmund Pellegrino RD
Stony Brook, NY 117949447
(631) 638-1000
fax (631) 444-7530
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- April 12, 2022
- Year of graduation
- 1987 — 39 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- New York #180051
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1770638868. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
999
Distinct HCPCS
8
Medicare allowed
$124,977
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 416 | 176 | $106 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 226 | 67 | $92 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 186 | 89 | $150 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 60 | 57 | $202 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 40 | 40 | $255 | |
99238 |
Hospital discharge day management, 30 minutes or less | 36 | 33 | $94 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 21 | 21 | $153 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 14 | 14 | $211 |
In context: peer comparison
Among 5 peers in Stony Brook Hematology & Oncology Physician, average services per provider: 233. This provider delivers 4.3× the peer median.Open Payments
Industry payments received
All-time total
$55
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Genentech USA, INC. | 1 | $30.00 | |
| Merck Sharp & Dohme LLC | 1 | $25.34 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
226
Patients
61
Total drug cost
$824,809
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 47 | 17 | $768 |
| Ondansetron Hcl | Generic | 35 | 27 | $443 |
| Oxycodone Hcl | Generic | 26 | 17 | $793 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 26 | 0 | $876 |
| Tagrisso (Osimertinib Mesylate) | Brand | 22 | 0 | $361,368 |
| Lenvima (Lenvatinib Mesylate) | Brand | 20 | 0 | $460,137 |
| Prednisone | Generic | 15 | 0 | $76 |
| Bicalutamide | Generic | 13 | 0 | $277 |
| Alprazolam | Generic | 11 | 0 | $43 |
| Lisinopril | Generic | 11 | 0 | $28 |
Frequently asked questions
What is Dr. Roger Keresztes's medical specialty?
Dr. Roger Keresztes practices Hematology & Oncology Physician in Stony Brook, NY.
Where does Dr. Roger Keresztes practice?
Dr. Roger Keresztes practices at 3 Edmund Pellegrino RD, Stony Brook, NY 117949447. Office phone: 6316381000.
What is Dr. Roger Keresztes's NPI?
Dr. Roger Keresztes's National Provider Identifier (NPI) is 1770638868, issued by NPPES.
Does Dr. Roger Keresztes accept Medicare assignment?
Yes. Dr. Roger Keresztes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Roger Keresztes commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.