Doctor profile · Federal record

Dr. Lonnie Williams, OD

Optometrist (CMS: Optometry) · South Holland, IL

  • NPI 1225045669
  • Accepts Medicare
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
353 E 162Nd St
South Holland, IL 604732100
(708) 331-3553
fax (708) 331-3722

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
February 14, 2014
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Illinois #046008205

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225045669. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
26
Distinct HCPCS
2
Medicare allowed
$2,971
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 13 13 $95
99214 Established patient office or other outpatient visit, 30-39 minutes 13 13 $134

In context: peer comparison

Among 1 peers in this city , average services per provider: 13. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$217
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 1 $195.14
ABBVIE INC. 1 $21.70

By nature of payment

Food and Beverage
$217

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
181
Patients
36
Total drug cost
$16,424
Drug Type Claims Patients Total cost
Latanoprost Generic 145 36 $2,858
Combigan (Brimonidine Tartrate/Timolol) Brand 36 0 $13,566

Frequently asked questions

Auto-generated from federal data
What is Dr. Lonnie Williams's medical specialty?
Dr. Lonnie Williams practices Optometrist in South Holland, IL.
Where does Dr. Lonnie Williams practice?
Dr. Lonnie Williams practices at 353 E 162Nd St, South Holland, IL 604732100. Office phone: 7083313553.
What is Dr. Lonnie Williams's NPI?
Dr. Lonnie Williams's National Provider Identifier (NPI) is 1225045669, issued by NPPES.
Does Dr. Lonnie Williams accept Medicare assignment?
Yes. Dr. Lonnie Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lonnie Williams commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.