Doctor profile · Federal record

Dr. Alan Vanopstal, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Evanston, IL

  • NPI 1942448733
  • Accepts Medicare
  • MIPS 90.4 / 100 · 2023
  • 18 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2650 Ridge Ave
Evanston, IL 602011718
(847) 570-2115

Credentials & registration

NPPES · NUCC
NPI registered
February 2009 — 17 yrs on file
Profile last updated
January 5, 2016
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Illinois #125-054791

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942448733. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
533
Distinct HCPCS
4
Medicare allowed
$92,660
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 353 348 $191
99284 Emergency department visit with moderate level of medical decision making 109 108 $131
99291 Critical care, first 30-74 minutes 37 37 $229
99283 Emergency department visit with low level of medical decision making 34 34 $78

In context: peer comparison

Among 39 peers in this city , average services per provider: 124. This provider delivers 4.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
30
Patients
30
Total drug cost
$98
Drug Type Claims Patients Total cost
Prednisone Generic 16 16 $40
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 14 14 $58

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alan Vanopstal's medical specialty?
Dr. Alan Vanopstal practices Emergency Medicine Physician in Evanston, IL.
Where does Dr. Alan Vanopstal practice?
Dr. Alan Vanopstal practices at 2650 Ridge Ave, Evanston, IL 602011718. Office phone: 8475702115.
What is Dr. Alan Vanopstal's NPI?
Dr. Alan Vanopstal's National Provider Identifier (NPI) is 1942448733, issued by NPPES.
Does Dr. Alan Vanopstal accept Medicare assignment?
Yes. Dr. Alan Vanopstal accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alan Vanopstal commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.