Doctor profile · Federal record

Dr. John Geanon, MD

Ophthalmology Physician · Madison, WI

  • NPI 1891736971
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1025 Regent St
Madison, WI 537151248
(608) 282-2000
fax (608) 282-2172

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
November 17, 2020
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Wisconsin #34330-020
Medicaid
WI #1891736971

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891736971. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,464
Distinct HCPCS
10
Medicare allowed
$389,473
HCPCS Description Services Patients Avg allowed
66984 Removal of cataract with insertion of prosthetic lens 1,980 16 $1
99214 Established patient office or other outpatient visit, 30-39 minutes 997 651 $122
92083 Exam of visual field with extended testing 983 738 $60
92133 Imaging of optic nerve 768 697 $33
92014 Established patient complete exam of visual system 487 470 $122
99213 Established patient office or other outpatient visit, 20-29 minutes 336 283 $86
92250 Photography of the retina 214 214 $35
92020 Exam of the internal drainage system of eye 162 153 $27
99204 New patient office or other outpatient visit, 45-59 minutes 111 111 $158
92134 Imaging of retina 108 93 $38

In context: peer comparison

Among 26 peers in this city , average services per provider: 256. This provider delivers 25× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
7,505
Patients
2,119
Total drug cost
$730,395
Drug Type Claims Patients Total cost
Latanoprost Generic 2,141 561 $34,446
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 1,102 300 $24,350
Timolol Maleate Generic 778 221 $18,830
Travoprost Generic 730 165 $100,262
Brimonidine Tartrate Generic 511 164 $10,263
Lumigan (Bimatoprost) Brand 443 91 $166,832
Rhopressa (Netarsudil Mesylate) Brand 395 85 $152,011
Dorzolamide Hcl Generic 389 104 $9,480
Vyzulta (Latanoprostene Bunod) Brand 209 45 $68,778
Prednisolone Acetate Generic 174 151 $8,020

Frequently asked questions

Auto-generated from federal data
What is Dr. John Geanon's medical specialty?
Dr. John Geanon practices Ophthalmology Physician in Madison, WI.
Where does Dr. John Geanon practice?
Dr. John Geanon practices at 1025 Regent St, Madison, WI 537151248. Office phone: 6082822000.
What is Dr. John Geanon's NPI?
Dr. John Geanon's National Provider Identifier (NPI) is 1891736971, issued by NPPES.
What procedures does Dr. John Geanon commonly perform?
Top Medicare-reported procedures in 2023: Removal of cataract with insertion of prosthetic lens (HCPCS 66984); Established patient office or other outpatient visit (HCPCS 99214); Exam of visual field with extended testing (HCPCS 92083). Source: CMS Medicare Physician & Other Practitioners file.