Doctor profile · Federal record

Dr. Susan Diederich, O.D.

Optometrist (CMS: Optometry) · Wauwatosa, WI

  • NPI 1750318580
  • 22 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7511 Harwood Ave
Wauwatosa, WI 532132606
(414) 453-1300
fax (414) 453-1330

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
September 17, 2025
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Wisconsin #2981-035
Medicaid
WI #38624700

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750318580. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
20
Distinct HCPCS
1
Medicare allowed
$2,291
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 20 20 $115

In context: peer comparison

Among 2 peers in Wauwatosa Optometrist, average services per provider: 29. This provider delivers 0.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$14
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Bausch & Lomb Americas INC. 1 $14.09

By nature of payment

Food and Beverage
$14

Frequently asked questions

Auto-generated from federal data
What is Dr. Susan Diederich's medical specialty?
Dr. Susan Diederich practices Optometrist in Wauwatosa, WI.
Where does Dr. Susan Diederich practice?
Dr. Susan Diederich practices at 7511 Harwood Ave, Wauwatosa, WI 532132606. Office phone: 4144531300.
What is Dr. Susan Diederich's NPI?
Dr. Susan Diederich's National Provider Identifier (NPI) is 1750318580, issued by NPPES.
Does Dr. Susan Diederich accept Medicare assignment?
Dr. Susan Diederich does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Susan Diederich commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014). Source: CMS Medicare Physician & Other Practitioners file.