Doctor profile · Federal record

Dr. CATHERINE SAJN, OD

Optometrist (CMS: OPTOMETRY) · NEW LENOX, IL

  • NPI 1679706311
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1870 SILVER CROSS BLVD STE 110
NEW LENOX, IL 604518640
(815) 485-2727
fax (815) 485-3034
Additional location
15900 W 127th St Ste 200
Lemont, IL 604392912

Credentials & registration

NPPES · NUCC
NPI registered
August 2009 — 17 yrs on file
Profile last updated
July 31, 2023
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Illinois #046010244

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679706311. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,521
Distinct HCPCS
10
Medicare allowed
$114,590
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 412 409 $130
83861 Microfluid analysis of tears 232 102 $22
92250 Photography of the retina 156 153 $37
92083 Exam of visual field with extended testing 154 146 $64
92133 Imaging of optic nerve 148 144 $35
92134 Imaging of retina 135 119 $42
99213 Established patient office or other outpatient visit, 20-29 minutes 116 100 $90
99214 Established patient office or other outpatient visit, 30-39 minutes 111 85 $131
92004 New patient complete exam of visual system 23 23 $139
99212 Established patient office or other outpatient visit, 10-19 minutes 19 17 $59

In context: peer comparison

Among 2 peers in this city , average services per provider: 134. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$190
Transactions
8
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 3 $71.83
Tarsus Pharmaceuticals, Inc. 1 $30.30
RxSight Inc 1 $25.19
Bausch & Lomb Americas Inc. 1 $24.39
Glaukos Corporation 1 $23.36
Alcon Vision LLC 1 $14.83

By nature of payment

Food and Beverage
$190

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
196
Patients
44
Total drug cost
$56,642
Drug Type Claims Patients Total cost
Latanoprost Generic 81 22 $1,387
Cyclosporine Generic 34 0 $17,265
Restasis (Cyclosporine) Brand 25 11 $30,951
Fluorometholone Generic 19 0 $1,278
Loteprednol Etabonate Generic 13 11 $1,585
Lumigan (Bimatoprost) Brand 13 0 $4,018
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 11 0 $159