Doctor profile · Federal record

Dr. Kichul Ko

Rheumatology Physician (CMS: Rheumatology) · Chicago, IL

  • NPI 1649472440
  • Accepts Medicare
  • MIPS 87.7 / 100 · 2023
  • 19 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5841 S Maryland Ave
Chicago, IL 606371443
(888) 824-0200
Mailing address
150 Harvester Dr, Suite 300
Burr Ridge, IL 605275919

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
October 24, 2022
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
Illinois #036125297

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649472440. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
329
Distinct HCPCS
5
Medicare allowed
$41,227
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 176 113 $104
99215 Established patient office or other outpatient visit, 40-54 minutes 81 47 $152
99205 New patient office or other outpatient visit, 60-74 minutes 33 33 $194
20610 Aspiration and/or injection of fluid from large joint 24 15 $59
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 15 15 $185

In context: peer comparison

Among 36 peers in Chicago Rheumatology Physician, average services per provider: 1,230. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$120
Transactions
5
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 2 $59.87
Pfizer INC. 1 $27.86
Amgen INC. 1 $16.65
Genentech USA, INC. 1 $15.14

By nature of payment

Food and Beverage
$120

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
657
Patients
81
Total drug cost
$661,322
Drug Type Claims Patients Total cost
Prednisone Generic 167 29 $1,832
Hydroxychloroquine Sulfate Generic 110 29 $5,178
Gabapentin Generic 55 12 $1,380
Cyclobenzaprine Hcl Generic 54 11 $367
Humira Pen (Adalimumab) Brand 44 0 $417,265
Mycophenolate Mofetil Generic 40 0 $8,435
Tramadol Hcl Generic 33 0 $358
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 30 0 $924
Methotrexate (Methotrexate Sodium) Brand 30 0 $1,168
Pregabalin Generic 19 0 $1,244

Frequently asked questions

Auto-generated from federal data
What is Dr. Kichul Ko's medical specialty?
Dr. Kichul Ko practices Rheumatology Physician in Chicago, IL.
Where does Dr. Kichul Ko practice?
Dr. Kichul Ko practices at 5841 S Maryland Ave, Chicago, IL 606371443. Office phone: 8888240200.
What is Dr. Kichul Ko's NPI?
Dr. Kichul Ko's National Provider Identifier (NPI) is 1649472440, issued by NPPES.
Does Dr. Kichul Ko accept Medicare assignment?
Yes. Dr. Kichul Ko accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kichul Ko commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.