Doctor profile · Federal record

Dr. John Hahn, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Sterling, IL

  • NPI 1548260961
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10 W 3Rd St
Sterling, IL 610813503
(815) 625-4790
Mailing address
101 E Miller RD
Sterling, IL 610811252

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
August 9, 2012
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Illinois #036-124630

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548260961. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,075
Distinct HCPCS
10
Medicare allowed
$499,919
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 1,154 895 $65
66984 Removal of cataract with insertion of prosthetic lens 656 290 $347
99214 Established patient office or other outpatient visit, 30-39 minutes 580 496 $96
92136 Measurement of corneal curvature and depth of eye 539 329 $29
92133 Imaging of optic nerve 253 221 $21
92134 Imaging of retina 202 168 $24
99204 New patient office or other outpatient visit, 45-59 minutes 164 164 $132
92083 Exam of visual field with extended testing 152 151 $26
66821 Removal of recurring cataract in lens capsule using a laser 104 102 $345
66982 Complex removal of cataract with insertion of prosthetic lens 91 39 $369

In context: peer comparison

Among 2 peers in this city , average services per provider: 239. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$33
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Bausch & Lomb Americas Inc. 2 $33.24

By nature of payment

Food and Beverage
$33

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,370
Patients
410
Total drug cost
$121,491
Drug Type Claims Patients Total cost
Latanoprost Generic 599 177 $12,466
Timolol Maleate Generic 138 41 $3,709
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 113 27 $3,412
Brimonidine Tartrate Generic 95 26 $2,930
Lumigan (Bimatoprost) Brand 63 20 $35,887
Travoprost Generic 62 13 $11,946
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 58 46 $699
Prednisolone Acetate Generic 55 46 $2,015
Doxycycline Hyclate Generic 34 0 $1,765
Valacyclovir (Valacyclovir Hcl) Brand 34 0 $884

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Hahn's medical specialty?
Dr. John Hahn practices Ophthalmology Physician in Sterling, IL.
Where does Dr. John Hahn practice?
Dr. John Hahn practices at 10 W 3Rd St, Sterling, IL 610813503. Office phone: 8156254790.
What is Dr. John Hahn's NPI?
Dr. John Hahn's National Provider Identifier (NPI) is 1548260961, issued by NPPES.
Does Dr. John Hahn accept Medicare assignment?
Yes. Dr. John Hahn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Hahn commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Removal of cataract with insertion of prosthetic lens (HCPCS 66984); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.