Doctor profile · Federal record

Dr. William Ritzel, O.D.

Optometrist (CMS: Optometry) · Corneal and Contact Management Optometrist · Pediatric Optometrist · Sports Vision Optometrist · Occupational Vision Optometrist · Belleville, IL

  • NPI 1699763458
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
22 N Jackson St
Belleville, IL 622201425
(618) 233-1270
fax (618) 233-5939

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
November 10, 2010
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Illinois #46-9636

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699763458. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,447
Distinct HCPCS
9
Medicare allowed
$51,601
HCPCS Description Services Patients Avg allowed
66984 Removal of cataract with insertion of prosthetic lens 1,880 14 $1
92014 Established patient complete exam of visual system 276 274 $120
99212 Established patient office or other outpatient visit, 10-19 minutes 80 57 $55
92250 Photography of the retina 71 70 $36
92134 Imaging of retina 40 38 $39
92133 Imaging of optic nerve 29 25 $34
92083 Exam of visual field with extended testing 28 25 $60
99213 Established patient office or other outpatient visit, 20-29 minutes 22 22 $89
92004 New patient complete exam of visual system 21 21 $144

In context: peer comparison

Among 3 peers in this city , average services per provider: 150. This provider delivers 16× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$225
Transactions
6
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Bausch & Lomb Americas Inc. 5 $207.59
Optos, Inc. 1 $17.54

By nature of payment

Food and Beverage
$208
Entertainment
$18

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
311
Patients
35
Total drug cost
$19,091
Drug Type Claims Patients Total cost
Latanoprost Generic 212 35 $3,053
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 27 0 $416
Timolol Maleate Generic 20 0 $1,121
Azopt (Brinzolamide) Brand 15 0 $5,946
Vyzulta (Latanoprostene Bunod) Brand 15 0 $6,348
Brimonidine Tartrate-Timolol (Brimonidine Tartrate/Timolol) Brand 11 0 $2,048
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 11 0 $158

Frequently asked questions

Auto-generated from federal data
What is Dr. William Ritzel's medical specialty?
Dr. William Ritzel practices Optometrist in Belleville, IL.
Where does Dr. William Ritzel practice?
Dr. William Ritzel practices at 22 N Jackson St, Belleville, IL 622201425. Office phone: 6182331270.
What is Dr. William Ritzel's NPI?
Dr. William Ritzel's National Provider Identifier (NPI) is 1699763458, issued by NPPES.
Does Dr. William Ritzel accept Medicare assignment?
Yes. Dr. William Ritzel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Ritzel commonly perform?
Top Medicare-reported procedures in 2023: Removal of cataract with insertion of prosthetic lens (HCPCS 66984); Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.