Doctor profile · Federal record

Dr. Natalie Reizine, M.D.

Medical Oncology Physician (CMS: Medical Oncology) · Internal Medicine Physician · Chicago, IL

  • NPI 1194106724
  • Accepts Medicare
  • MIPS 77.1 / 100 · 2023
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
5841 S Maryland Ave # Mc3051
Chicago, IL 606371447
(773) 702-6840
fax (773) 702-2230
Additional location
1801 W Taylor St
Chicago, IL 606124795
(312) 355-1625

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
March 14, 2025
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Illinois #036146006

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194106724. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
132
Distinct HCPCS
3
Medicare allowed
$16,187
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 59 15 $126
99214 Established patient office or other outpatient visit, 30-39 minutes 46 26 $103
99215 Established patient office or other outpatient visit, 40-54 minutes 27 13 $151

In context: peer comparison

Among 25 peers in this city , average services per provider: 1,025. This provider delivers 0.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$34,873
Transactions
48
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 23 $19,836.57
Janssen Biotech, Inc. 7 $9,144.77
Merck Sharp & Dohme LLC 3 $3,309.21
Aveo Pharmaceuticals, Inc. 1 $1,210.00
EMD Serono, Inc. 1 $765.00
Exelixis Inc. 1 $174.00
Janssen Scientific Affairs, LLC 2 $140.37
Novartis Pharmaceuticals Corporation 4 $120.00
Eisai Inc. 2 $78.63
Tempus AI, Inc 1 $29.71
Genentech USA, Inc. 1 $25.55
PFIZER INC. 1 $20.80
Fennec Pharmaceuticals, Inc. 1 $18.09

By nature of payment

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$31,550
Food and Beverage
$1,613
Consulting Fee
$1,210
Travel and Lodging
$448
Education
$53

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
412
Patients
54
Total drug cost
$1,639,616
Drug Type Claims Patients Total cost
Prednisone Generic 154 24 $733
Abiraterone Acetate Generic 136 19 $295,976
Erleada (Apalutamide) Brand 37 0 $505,059
Xtandi (Enzalutamide) Brand 25 0 $336,513
Lynparza (Olaparib) Brand 18 0 $292,943
Nubeqa (Darolutamide) Brand 16 0 $207,973
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 14 11 $349
Famotidine Generic 12 0 $70

Frequently asked questions

Auto-generated from federal data
What is Dr. Natalie Reizine's medical specialty?
Dr. Natalie Reizine practices Medical Oncology Physician in Chicago, IL.
Where does Dr. Natalie Reizine practice?
Dr. Natalie Reizine practices at 5841 S Maryland Ave # Mc3051, Chicago, IL 606371447. Office phone: 7737026840.
What is Dr. Natalie Reizine's NPI?
Dr. Natalie Reizine's National Provider Identifier (NPI) is 1194106724, issued by NPPES.
Does Dr. Natalie Reizine accept Medicare assignment?
Yes. Dr. Natalie Reizine accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Natalie Reizine commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.