Doctor profile · Federal record

Dr. Margaret Morrison, M.D

Gastroenterology Physician (CMS: Gastroenterology) · Winfield, IL

  • NPI 1053841809
  • Accepts Medicare
  • MIPS 69.0 / 100 · 2023
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
25 N Winfield RD Ste 300
Winfield, IL 601901379
(630) 717-2600
fax (630) 718-2656
Mailing address
Po Box 713260
Chicago, IL 606771260

Credentials & registration

NPPES · NUCC
NPI registered
June 2017 — 9 yrs on file
Profile last updated
August 11, 2023
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Illinois #036-165337

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053841809. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
50
Distinct HCPCS
3
Medicare allowed
$5,946
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 21 16 $77
99204 New patient office or other outpatient visit, 45-59 minutes 18 18 $173
45380 Biopsy of large bowel using a flexible endoscope 11 11 $110

In context: peer comparison

Among 4 peers in this city , average services per provider: 44. This provider delivers 1.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$138
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Madrigal Pharmaceuticals 1 $122.82
ABBVIE INC. 1 $15.58

By nature of payment

Food and Beverage
$138

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
57
Patients
31
Total drug cost
$193,288
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 20 20 $343
Xifaxan (Rifaximin) Brand 15 0 $45,684
Humira(Cf) Pen (Adalimumab) Brand 11 0 $147,034
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 11 11 $228

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Morrison's medical specialty?
Dr. Margaret Morrison practices Gastroenterology Physician in Winfield, IL.
Where does Dr. Margaret Morrison practice?
Dr. Margaret Morrison practices at 25 N Winfield RD Ste 300, Winfield, IL 601901379. Office phone: 6307172600.
What is Dr. Margaret Morrison's NPI?
Dr. Margaret Morrison's National Provider Identifier (NPI) is 1053841809, issued by NPPES.
Does Dr. Margaret Morrison accept Medicare assignment?
Yes. Dr. Margaret Morrison accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Morrison commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); New patient office or other outpatient visit (HCPCS 99204); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.