Doctor profile · Federal record

Dr. Timothy Pieh, MD

Ophthalmology Physician (CMS: Ophthalmology) · Willmar, MN

  • NPI 1720054497
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
101 Willmar Ave Sw
Willmar, MN 562013556
(320) 231-5000
fax (320) 231-5067

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Minnesota #29404

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720054497. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
48
Distinct HCPCS
2
Medicare allowed
$5,104
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 37 37 $126
92134 Imaging of retina 11 11 $40

In context: peer comparison

Among 2 peers in this city , average services per provider: 73. This provider delivers 0.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
29
Patients
0
Total drug cost
$531
Drug Type Claims Patients Total cost
Latanoprost Generic 29 0 $531

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Pieh's medical specialty?
Dr. Timothy Pieh practices Ophthalmology Physician in Willmar, MN.
Where does Dr. Timothy Pieh practice?
Dr. Timothy Pieh practices at 101 Willmar Ave Sw, Willmar, MN 562013556. Office phone: 3202315000.
What is Dr. Timothy Pieh's NPI?
Dr. Timothy Pieh's National Provider Identifier (NPI) is 1720054497, issued by NPPES.
Does Dr. Timothy Pieh accept Medicare assignment?
Yes. Dr. Timothy Pieh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Pieh commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Imaging of retina (HCPCS 92134). Source: CMS Medicare Physician & Other Practitioners file.