Doctor profile · Federal record

Dr. Robert Mertz, O.D.

Optometrist · Fitchburg, WI

  • NPI 1174693246
  • MIPS 80.2 / 100 · 2023
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3051 Cahill Main
Fitchburg, WI 537117109
(608) 661-7200
Mailing address
1265 John Q Hammons Dr
Madison, WI 537171921

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
October 17, 2012
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Wisconsin #2157
Medicaid
WI #38530200

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174693246. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
374
Distinct HCPCS
7
Medicare allowed
$39,013
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 193 193 $122
99213 Established patient office or other outpatient visit, 20-29 minutes 56 34 $86
92004 New patient complete exam of visual system 51 51 $143
92133 Imaging of optic nerve 25 24 $35
92134 Imaging of retina 19 17 $39
92083 Exam of visual field with extended testing 16 16 $60
99212 Established patient office or other outpatient visit, 10-19 minutes 14 12 $54

In context: peer comparison

Among 6 peers in this city , average services per provider: 59. This provider delivers 6.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$101
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 1 $101.32

By nature of payment

Food and Beverage
$101

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
65
Patients
0
Total drug cost
$7,402
Drug Type Claims Patients Total cost
Latanoprost Generic 54 0 $505
Restasis (Cyclosporine) Brand 11 0 $6,897

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Mertz's medical specialty?
Dr. Robert Mertz practices Optometrist in Fitchburg, WI.
Where does Dr. Robert Mertz practice?
Dr. Robert Mertz practices at 3051 Cahill Main, Fitchburg, WI 537117109. Office phone: 6086617200.
What is Dr. Robert Mertz's NPI?
Dr. Robert Mertz's National Provider Identifier (NPI) is 1174693246, issued by NPPES.
What procedures does Dr. Robert Mertz commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99213); New patient complete exam of visual system (HCPCS 92004). Source: CMS Medicare Physician & Other Practitioners file.