Doctor profile · Federal record

Dr. William Rhoades, D.O.

Geriatric Medicine (Internal Medicine) Physician (CMS: Geriatric Medicine) · Park Ridge, IL

  • NPI 1033148457
  • Accepts Medicare
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1775 Ballard RD
Park Ridge, IL 600681005
(847) 318-2500
Additional location
3825 Highland Ave Ste 5B
Downers Grove, IL 605151551
(847) 720-6464
Mailing address
29373 Network Pl
Chicago, IL 606731293

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
May 18, 2022
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207RG0300X — NUCC code
State license (1)
Illinois #036090185
Medicaid
IL #036090185

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033148457. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
52
Distinct HCPCS
3
Medicare allowed
$9,134
HCPCS Description Services Patients Avg allowed
99205 New patient office or other outpatient visit, 60-74 minutes 22 22 $226
99214 Established patient office or other outpatient visit, 30-39 minutes 18 14 $125
99215 Established patient office or other outpatient visit, 40-54 minutes 12 11 $158

In context: peer comparison

Among 2 peers in Park Ridge Geriatric Medicine (Internal Medicine) Physician, average services per provider: 99. This provider delivers 0.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
325
Patients
34
Total drug cost
$11,133
Drug Type Claims Patients Total cost
Donepezil Hcl Generic 117 34 $1,950
Memantine Hcl Generic 41 0 $2,487
Amlodipine Besylate Generic 20 0 $178
Quetiapine Fumarate Generic 20 0 $179
Bupropion Xl (Bupropion Hcl) Brand 18 0 $1,137
Escitalopram Oxalate Generic 17 0 $174
Levothyroxine Sodium Generic 17 0 $267
Fluoxetine Hcl Generic 15 0 $652
Memantine Hcl ER (Memantine Hcl) Brand 13 0 $3,114
Losartan Potassium Generic 12 0 $299

Frequently asked questions

Auto-generated from federal data
What is Dr. William Rhoades's medical specialty?
Dr. William Rhoades practices Geriatric Medicine (Internal Medicine) Physician in Park Ridge, IL.
Where does Dr. William Rhoades practice?
Dr. William Rhoades practices at 1775 Ballard RD, Park Ridge, IL 600681005. Office phone: 8473182500.
What is Dr. William Rhoades's NPI?
Dr. William Rhoades's National Provider Identifier (NPI) is 1033148457, issued by NPPES.
Does Dr. William Rhoades accept Medicare assignment?
Yes. Dr. William Rhoades accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Rhoades commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99205); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.