Doctor profile · Federal record

Dr. Dawen Zhang, M.D.

Rheumatology Physician (CMS: Rheumatology) · Internal Medicine Physician · Naperville, IL

  • NPI 1215341425
  • Accepts Medicare
  • MIPS 91.4 / 100 · 2023
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1220 Hobson RD Ste 104
Naperville, IL 605408137
(630) 961-2810
fax (630) 961-2658
Additional location
24600 W 127Th St Ste 215
Plainfield, IL 605859507
Additional location
801 S Washington St
Naperville, IL 605407430

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
August 11, 2022
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State licenses (2)
Illinois #036.149491 · Illinois #125065309

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215341425. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
768
Distinct HCPCS
9
Medicare allowed
$81,966
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 349 184 $132
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 133 24 $1
99204 New patient office or other outpatient visit, 45-59 minutes 83 83 $176
96372 Injection of drug or substance under skin or into muscle 40 27 $15
99205 New patient office or other outpatient visit, 60-74 minutes 37 37 $228
99215 Established patient office or other outpatient visit, 40-54 minutes 36 29 $185
99213 Established patient office or other outpatient visit, 20-29 minutes 31 29 $96
20610 Aspiration and/or injection of fluid from large joint 30 19 $71
J1040 Injection, methylprednisolone acetate, 80 mg 29 21 $11

In context: peer comparison

Among 6 peers in this city , average services per provider: 1,194. This provider delivers 0.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$156
Transactions
6
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 6 $155.63

By nature of payment

Food and Beverage
$156

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,437
Patients
515
Total drug cost
$259,084
Drug Type Claims Patients Total cost
Hydroxychloroquine Sulfate Generic 345 120 $29,708
Prednisone Generic 238 104 $2,857
Methotrexate (Methotrexate Sodium) Brand 190 68 $11,616
Allopurinol Generic 155 49 $3,345
Colchicine Generic 95 39 $14,339
Duloxetine Hcl Generic 89 38 $3,711
Alendronate Sodium Generic 54 20 $585
Gabapentin Generic 51 21 $1,502
Leflunomide Generic 50 22 $4,207
Meloxicam Generic 43 21 $443

Frequently asked questions

Auto-generated from federal data
What is Dr. Dawen Zhang's medical specialty?
Dr. Dawen Zhang practices Rheumatology Physician in Naperville, IL.
Where does Dr. Dawen Zhang practice?
Dr. Dawen Zhang practices at 1220 Hobson RD Ste 104, Naperville, IL 605408137. Office phone: 6309612810.
What is Dr. Dawen Zhang's NPI?
Dr. Dawen Zhang's National Provider Identifier (NPI) is 1215341425, issued by NPPES.
Does Dr. Dawen Zhang accept Medicare assignment?
Yes. Dr. Dawen Zhang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dawen Zhang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.