Doctor profile · Federal record
Dr. Mark Kozloff, MD
Hematology & Oncology Physician · Hematology & Oncology Physician · Harvey, IL
- NPI 1134166879
- 20 yrs on file
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
71 W 156Th St, Suite 401
Harvey, IL 604264260
(708) 339-4800
fax (708) 339-3760 - Mailing address
-
27702 Network Pl
Chicago, IL 606731277
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- September 25, 2018
- Specialty taxonomy
- 207RH0003X — NUCC code
- State licenses (2)
- Illinois #IL036047581 · Indiana #01038049A
- Medicaid (2)
- IL #036047581 · IN #200016510F
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1134166879. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,346
Distinct HCPCS
7
Medicare allowed
$173,447
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 837 | 238 | $133 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 208 | 136 | $94 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 141 | 68 | $186 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 101 | 40 | $83 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 33 | 22 | $121 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 13 | 13 | $176 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 13 | 13 | $137 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 192. This provider delivers 7.0× the peer median.Open Payments
Industry payments received
All-time total
$4,395
Transactions
142
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 15 | $384.89 | |
| Genentech USA, Inc. | 15 | $360.69 | |
| Merck Sharp & Dohme LLC | 11 | $350.08 | |
| Novartis Pharmaceuticals Corporation | 19 | $342.70 | |
| Incyte Corporation | 12 | $281.54 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 5 | $266.24 | |
| PFIZER INC. | 10 | $242.77 | |
| Janssen Biotech, Inc. | 9 | $219.91 | |
| ABBVIE INC. | 6 | $209.29 | |
| Daiichi Sankyo Inc. | 8 | $182.73 | |
| SOBI, INC | 5 | $182.71 | |
| Regeneron Healthcare Solutions, Inc. | 7 | $166.15 | |
| E.R. Squibb & Sons, L.L.C. | 8 | $158.46 | |
| Gilead Sciences, Inc. | 6 | $133.71 | |
| Eisai Inc. | 6 | $132.88 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
203
Patients
28
Total drug cost
$456,929
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 52 | 16 | $1,513 |
| Eliquis (Apixaban) | Brand | 32 | 0 | $25,493 |
| Ondansetron Hcl | Generic | 21 | 0 | $197 |
| Prednisone | Generic | 20 | 12 | $194 |
| Xtandi (Enzalutamide) | Brand | 17 | 0 | $248,293 |
| Potassium Chloride | Generic | 14 | 0 | $354 |
| Prochlorperazine Maleate | Generic | 13 | 0 | $173 |
| Imbruvica (Ibrutinib) | Brand | 12 | 0 | $180,289 |
| Furosemide | Generic | 11 | 0 | $81 |
| Letrozole | Generic | 11 | 0 | $343 |
Frequently asked questions
What is Dr. Mark Kozloff's medical specialty?
Dr. Mark Kozloff practices Hematology & Oncology Physician in Harvey, IL.
Where does Dr. Mark Kozloff practice?
Dr. Mark Kozloff practices at 71 W 156Th St, Harvey, IL 604264260. Office phone: 7083394800.
What is Dr. Mark Kozloff's NPI?
Dr. Mark Kozloff's National Provider Identifier (NPI) is 1134166879, issued by NPPES.
What procedures does Dr. Mark Kozloff commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.