Doctor profile · Federal record

Dr. Jennifer Chan

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

  • NPI 1891786471
  • Accepts Medicare
  • MIPS 75.4 / 100 · 2023
  • 29 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
250 Center Dr, Suite 101
Vernon Hills, IL 600611582
(847) 918-7050
fax (877) 796-4318
Mailing address
2801 Lakeside Dr Ste 209
Bannockburn, IL 600151271

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
December 20, 2021
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Illinois #036101112

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891786471. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
15
Distinct HCPCS
1
Medicare allowed
$635
HCPCS Description Services Patients Avg allowed
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 15 15 $42

In context: peer comparison

Among 6 peers in Vernon Hills Obstetrics & Gynecology Physician, average services per provider: 42. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$66
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 1 $25.10
Hologic Sales and Service, LLC 1 $23.87
Novo Nordisk INC 1 $16.91

By nature of payment

Food and Beverage
$66

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
13
Patients
0
Total drug cost
$273
Drug Type Claims Patients Total cost
Progesterone (Progesterone, Micronized) Brand 13 0 $273

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jennifer Chan's medical specialty?
Dr. Jennifer Chan practices Obstetrics & Gynecology Physician in Vernon Hills, IL.
Where does Dr. Jennifer Chan practice?
Dr. Jennifer Chan practices at 250 Center Dr, Vernon Hills, IL 600611582. Office phone: 8479187050.
What is Dr. Jennifer Chan's NPI?
Dr. Jennifer Chan's National Provider Identifier (NPI) is 1891786471, issued by NPPES.
Does Dr. Jennifer Chan accept Medicare assignment?
Yes. Dr. Jennifer Chan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jennifer Chan commonly perform?
Top Medicare-reported procedures in 2023: Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101). Source: CMS Medicare Physician & Other Practitioners file.