NPPES file of Aug 9, 2026

Timothy Michael Knoll, DDS

Dentist · Reedsburg, WI

Timothy Michael Knoll, DDS is a dentist with a practice address in Reedsburg, Wisconsin, and NPI 1558091348, issued on Jun 14, 2022. Check the license (Wisconsin 6000025-15, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558091348
Name
Timothy Michael Knoll
Credential
DDS
Primary taxonomy
Dentist 122300000X
License number
6000025-15 WI
Self-reported in NPPES; status is on the state search
Practice location
764 Crestview Dr, Reedsburg, WI 53959
Phone
(608) 524-4213
Enumerated
Jun 14, 2022
Record last updated
Jun 14, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 764 Crestview Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jennifer Kitson, D.D.S.General Practice Dentistry1982763140
  2. Ashley Sorenson, D.D.SDentist1033451422

Verify Timothy Michael Knoll in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 6000025-15
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Wisconsin license search

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27% fewer Medicare Part D claims than the average dentist in 2024

63 Medicare Part D claims for 45 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.

  1. Timothy Knoll63
  2. Specialty average86

Most prescribed

  1. Amoxicillin35 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Timothy Michael Knoll among 1,750 dentist records in Wisconsin

Timothy Michael Knoll, DDS is one of 1,750 dentist records with a practice address in Wisconsin. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 82% of them.

  • NPI issued2022 · 82% of these records are older, 14% newer
  • In a Medicare fileYes · 60% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2022 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dentist providers in Wisconsin

There are 1,750 dentist records in Wisconsin.

The 8 dentist records with the nearest ZIP codes

  1. Ashley Sorenson, D.D.SReedsburg, WI 539591033451422
  2. Ross Werner, DDSRandolph, WI 539561801955950
  3. Jeffrey Champion, DDSWaupun, WI 539631457479024
  4. Craig Rosenthal, DDSWaupun, WI 539631255841722
  5. John Schettle, D.D.S.Waupun, WI 539631952753451
  6. Robert Ramotar, DDSWestfield, WI 539641134140593
  7. Nicole Clemens, DDSWisconsin Dells, WI 539651063478667
  8. Harold Hilbert, D.D.S.Wisconsin Dells, WI 539651497049837

Common questions

What is Timothy Michael Knoll, DDS's NPI number?

Timothy Michael Knoll, DDS's National Provider Identifier (NPI) is 1558091348, issued on Jun 14, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Timothy Michael Knoll, DDS located?

The NPPES record lists a practice address at 764 Crestview Dr, Reedsburg, WI, 53959. Phone: (608) 524-4213. Providers update this record themselves, so call before visiting.

How can I verify Timothy Michael Knoll, DDS's license?

NPPES lists Wisconsin license number 6000025-15, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Timothy Michael Knoll, DDS prescribe under Medicare Part D?

In 2024, Timothy Michael Knoll, DDS had 63 Medicare Part D claims for 45 beneficiaries; the average among dentist prescribers was 86. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.