Doctor profile · Federal record

Dr. Carol Korzen, MD

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Elgin, IL

  • NPI 1235183229
  • Accepts Medicare
  • MIPS 75.4 / 100 · 2023
  • 26 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1435 N Randall RD, Suite 309
Elgin, IL 601232300
(847) 741-7990
fax (847) 741-8099
Mailing address
2801 Lakeside Dr Ste 209
Bannockburn, IL 600151271

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
December 21, 2021
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Illinois #36110863
Medicaid
IL #36110863

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235183229. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
87
Distinct HCPCS
4
Medicare allowed
$5,065
HCPCS Description Services Patients Avg allowed
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 39 39 $42
99213 Established patient office or other outpatient visit, 20-29 minutes 21 16 $95
99212 Established patient office or other outpatient visit, 10-19 minutes 15 13 $59
Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory 12 11 $46

In context: peer comparison

Among 3 peers in this city , average services per provider: 24. This provider delivers 3.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$57
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
CooperSurgical, Inc. 2 $33.27
MILLICENT US INC 1 $23.35

By nature of payment

Food and Beverage
$57

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
31
Patients
11
Total drug cost
$3,041
Drug Type Claims Patients Total cost
Estradiol Generic 18 0 $2,593
Clobetasol Propionate Generic 13 11 $448

Frequently asked questions

Auto-generated from federal data
What is Dr. Carol Korzen's medical specialty?
Dr. Carol Korzen practices Obstetrics & Gynecology Physician in Elgin, IL.
Where does Dr. Carol Korzen practice?
Dr. Carol Korzen practices at 1435 N Randall RD, Elgin, IL 601232300. Office phone: 8477417990.
What is Dr. Carol Korzen's NPI?
Dr. Carol Korzen's National Provider Identifier (NPI) is 1235183229, issued by NPPES.
Does Dr. Carol Korzen accept Medicare assignment?
Yes. Dr. Carol Korzen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carol Korzen commonly perform?
Top Medicare-reported procedures in 2023: Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.