Doctor profile · Federal record

Dr. Richard Larson

Hematology & Oncology Physician (CMS: Hematopoietic Cell Transplantation and Cellular Therapy) · Chicago, IL

  • NPI 1114089661
  • Accepts Medicare
  • MIPS 87.7 / 100 · 2023
  • 49 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
December 2006 — 20 yrs on file
Profile last updated
October 24, 2022
Year of graduation
1977 — 49 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Illinois #036057429

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114089661. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
474
Distinct HCPCS
6
Medicare allowed
$58,723
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 302 43 $125
99215 Established patient office or other outpatient visit, 40-54 minutes 51 22 $150
99213 Established patient office or other outpatient visit, 20-29 minutes 40 31 $69
99214 Established patient office or other outpatient visit, 30-39 minutes 34 23 $102
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 33 28 $182
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 14 12 $83

In context: peer comparison

Among 77 peers in Chicago Hematology & Oncology Physician, average services per provider: 870. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$10,265
Transactions
6
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Takeda Pharmaceuticals U.S.A., INC. 1 $3,806.25
Novartis Pharmaceuticals Corporation 2 $2,925.97
Daiichi Sankyo INC. 1 $2,257.50
Epizyme, INC. 2 $1,275.00

By nature of payment

Consulting Fee
$9,701
Food and Beverage
$563

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
183
Patients
0
Total drug cost
$947,064
Drug Type Claims Patients Total cost
Sprycel (Dasatinib) Brand 36 0 $329,023
Imatinib Mesylate Generic 35 0 $103,596
Acyclovir Generic 26 0 $436
Hydroxyurea Generic 22 0 $742
Calquence (Acalabrutinib Maleate) Brand 15 0 $128,924
Gabapentin Generic 13 0 $190
Iclusig (Ponatinib Hcl) Brand 13 0 $157,275
Jakafi (Ruxolitinib Phosphate) Brand 12 0 $226,767
Pantoprazole Sodium Generic 11 0 $111

Frequently asked questions

Auto-generated from federal data
What is Dr. Richard Larson's medical specialty?
Dr. Richard Larson practices Hematology & Oncology Physician in Chicago, IL.
Where does Dr. Richard Larson practice?
Dr. Richard Larson practices at 5841 S Maryland Ave, Chicago, IL 606371443. Office phone: 8888240200.
What is Dr. Richard Larson's NPI?
Dr. Richard Larson's National Provider Identifier (NPI) is 1114089661, issued by NPPES.
Does Dr. Richard Larson accept Medicare assignment?
Yes. Dr. Richard Larson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Richard Larson commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.