DR. TIMOTHY R PIEH (MD) – Ophthalmology Physician, NPI 1720054497

DR. TIMOTHY R PIEH (MD) is a healthcare provider. based in Willmar, Minnesota. specializing in OPHTHALMOLOGY. They hold the professional credentials MD. They hold a License No. 29404 (MN). The NPI Number for DR. TIMOTHY R PIEH (MD) is 1720054497

Main info

Male
42 Years Of Experience
Accepts Medicare Assignment
Name
DR. TIMOTHY R PIEH (MD)
NPI
1720054497
Phone
(320) 231-5000
Address
101 WILLMAR AVE SW
Enumeration Date
23 February 2006
Last Update Date
8 July 2007

Doctor Profile

Medical School Name
UNIVERSITY OF MINNESOTA MEDICAL SCHOOL
Secondary Phone
3207743666
Graduation Year
1984 (42 years ago)
PAC ID
6406996305
Group Practice PAC ID
8527349679
Professional Enrollment ID
I20091229000068
Address ID
MN563792582SA1311XNXXX401
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

415 OPHTHALMOLOGY in MN

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Provider Addresses for DR. TIMOTHY R PIEH (MD)

  • 101, Willmar Avenue Southwest, Willmar, Kandiyohi County, Minnesota, 56201, United States

    WILLMAR, MN 562013556

    Phone: (320) 231-5000

    Fax: (320) 231-5067

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2009-12-29

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20091229000068IOphthalmologyMNTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
92014Established patient complete exam of visual system3737$0
92134Imaging of retina1111$0
View full utilization report →

Insurance plans in this area (ZIP 56201)

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Provider's Procedures

DR. TIMOTHY R PIEH (MD) performs procedures in OPHTHALMOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
OPHTHALMOLOGYMN92012Eye and medical examination for diagnosis and treatment, established patient225152
OPHTHALMOLOGYMN92083Measurement of field of vision during daylight conditions112104

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 8527349679View full group profile
NameSpecialtyState
Ophthalmology, General PracticeMN
O P T O M E T R YVA

Reviews

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Frequently asked questions

Does DR. TIMOTHY R PIEH (MD) share an NPI with anyone else?
NPI numbers are unique to each provider or organization — DR. TIMOTHY R PIEH (MD) uses 1720054497.
Is DR. TIMOTHY R PIEH (MD) listed as active for patients and plans?
The listing shows DR. TIMOTHY R PIEH (MD) as active in the NPI system.
What is DR. TIMOTHY R PIEH (MD) best known for clinically?
Directory data describes DR. TIMOTHY R PIEH (MD) with Ophthalmology Physician. Clinical services aligned with this taxonomy classification.
Where should I expect DR. TIMOTHY R PIEH (MD) on a map?
Expect Willmar, Minnesota as a primary anchor for DR. TIMOTHY R PIEH (MD) unless the record lists multiple sites.
What does 'Individual Provider' mean on this profile?
Entity type tells you whether the number belongs to a person or an organization.

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