Doctor profile · Federal record

Dr. Colleen Majewski, M.D.

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Chicago, IL

  • NPI 1518113513
  • Accepts Medicare
  • MIPS 91.3 / 100 · 2023
  • 20 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5841 S Maryland Ave, Mc 1027
Chicago, IL 606371447
(773) 702-6138

Credentials & registration

NPPES · NUCC
NPI registered
August 2008 — 18 yrs on file
Profile last updated
May 6, 2014
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State licenses (2)
Illinois #036122955 · Illinois #125051493

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518113513. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
7,260
Distinct HCPCS
10
Medicare allowed
$264,694
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 5,221 61 $23
77080 Dxa bone density measurement of hip, pelvis, spine 569 569 $40
99214 Established patient office or other outpatient visit, 30-39 minutes 431 346 $135
J3489 Injection, zoledronic acid, 1 mg 276 56 $8
96372 Injection of drug or substance under skin or into muscle 172 70 $15
83036 Hemoglobin a1c level 149 110 $10
99443 Telephone medical discussion with physician, 21-30 minutes 114 102 $134
99215 Established patient office or other outpatient visit, 40-54 minutes 105 93 $183
99204 New patient office or other outpatient visit, 45-59 minutes 65 65 $178
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 54 54 $68

In context: peer comparison

Among 41 peers in Chicago Endocrinology, Diabetes & Metabolism Physician, average services per provider: 186. This provider delivers 39× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,918
Patients
619
Total drug cost
$1,369,228
Drug Type Claims Patients Total cost
Ozempic (Semaglutide) Brand 249 69 $453,832
Levothyroxine Sodium Generic 243 70 $4,376
Jardiance (Empagliflozin) Brand 166 52 $241,283
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 166 52 $125,094
Alendronate Sodium Generic 149 62 $2,596
Trulicity (Dulaglutide) Brand 145 35 $304,856
Metformin Hcl ER (Metformin Hcl) Brand 135 48 $3,523
Nano 2Nd Gen Pen Needle (Pen Needle, Diabetic) Brand 128 59 $16,479
Metformin Hcl Generic 126 45 $1,771
Synthroid (Levothyroxine Sodium) Brand 113 34 $12,358

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Colleen Majewski's medical specialty?
Dr. Colleen Majewski practices Endocrinology, Diabetes & Metabolism Physician in Chicago, IL.
Where does Dr. Colleen Majewski practice?
Dr. Colleen Majewski practices at 5841 S Maryland Ave, Chicago, IL 606371447. Office phone: 7737026138.
What is Dr. Colleen Majewski's NPI?
Dr. Colleen Majewski's National Provider Identifier (NPI) is 1518113513, issued by NPPES.
Does Dr. Colleen Majewski accept Medicare assignment?
Yes. Dr. Colleen Majewski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Colleen Majewski commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Dxa bone density measurement of hip, pelvis, spine (HCPCS 77080); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.