Doctor profile · Federal record

Dr. Melinda Stack, M.D.

Colon & Rectal Surgery Physician (CMS: Colorectal Surgery (Proctology)) · Chicago, IL

  • NPI 1215223490
  • Accepts Medicare
  • 15 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5140 N California Ave Ste 560
Chicago, IL 606252577
(847) 570-1700
fax (847) 982-1098

Credentials & registration

NPPES · NUCC
NPI registered
June 2011 — 15 yrs on file
Profile last updated
October 14, 2021
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
208C00000X — NUCC code
State license (1)
Illinois #036135948

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215223490. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
114
Distinct HCPCS
6
Medicare allowed
$13,015
HCPCS Description Services Patients Avg allowed
99203 New patient office or other outpatient visit, 30-44 minutes 23 23 $103
45380 Biopsy of large bowel using a flexible endoscope 22 22 $103
46600 Diagnostic exam of anus using an endoscope 22 21 $114
99213 Established patient office or other outpatient visit, 20-29 minutes 20 17 $84
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 15 14 $225
99202 New patient office or other outpatient visit, 15-29 minutes 12 12 $67

In context: peer comparison

Among 12 peers in Chicago Colon & Rectal Surgery Physician, average services per provider: 26. This provider delivers 4.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,247
Transactions
7
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Intuitive Surgical, INC. 6 $1,182.57
Medtronic, INC. 1 $64.71

By nature of payment

Travel and Lodging
$736
Food and Beverage
$503
Gift
$9

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
73
Patients
70
Total drug cost
$483
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 45 44 $412
Metronidazole Generic 15 14 $43
Oxycodone Hcl Generic 13 12 $28

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Melinda Stack's medical specialty?
Dr. Melinda Stack practices Colon & Rectal Surgery Physician in Chicago, IL.
Where does Dr. Melinda Stack practice?
Dr. Melinda Stack practices at 5140 N California Ave Ste 560, Chicago, IL 606252577. Office phone: 8475701700.
What is Dr. Melinda Stack's NPI?
Dr. Melinda Stack's National Provider Identifier (NPI) is 1215223490, issued by NPPES.
Does Dr. Melinda Stack accept Medicare assignment?
Yes. Dr. Melinda Stack accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Melinda Stack commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Diagnostic exam of anus using an endoscope (HCPCS 46600). Source: CMS Medicare Physician & Other Practitioners file.