Tammi L. Timmler, RD CDE
Registered Dietitian · Marshfield, WI
Tammi L. Timmler, RD CDE is a registered dietitian with a practice address in Marshfield, Wisconsin, and NPI 1053428318, issued on Aug 24, 2006. Check the license (Wisconsin 1350, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Tammi L. Timmler
- Credential
- RD CDE
- Primary taxonomy
- Registered Dietitian 133V00000X
- License number
- 1350 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1000 N Oak Ave, Marshfield, WI 54449
- Phone
- (715) 387-5511
- Enumerated
- Aug 24, 2006
- Record last updated
- Nov 17, 2022
- Medicaid ID
- APPR WI
- Entity
- Type 1 · individual
8 nearest registered dietitian records → All 1,457 in Wisconsin → Look up another NPI →
Also registered at 1000 N Oak Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Tammi L. Timmler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 1350Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 78.9 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Tammi L. Timmler among 1,457 registered dietitian records in Wisconsin
Tammi L. Timmler, RD CDE is one of 1,457 registered dietitian records with a practice address in Wisconsin. 12% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 84% newer
- In a Medicare fileYes · 12% of these records are
- In the CMS Doctors and Clinicians fileNo · 13% of these records are
- Record last updated2022 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 133V00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Registered Dietitian providers in Wisconsin
There are 1,457 registered dietitian records in Wisconsin.
All 1,457 in Wisconsin → Every provider in Marshfield → Registered Dietitian nationwide →
The 8 registered dietitian records with the nearest ZIP codes
- Kylie Desmet, RDMarshfield, WI 544491285107243
- Krystle Endries, RDMarshfield, WI 544491962972307
- Heather Endries, RDMarshfield, WI 544491144790205
- Allison Machtan, RDMarshfield, WI 544491881798130
- Samantha Moore, RD, CD, CDCESMarshfield, WI 544491003191297
- Jennifer Okon, R.D., C.D.E., C.D.Marshfield, WI 544491386731982
- Kristene Schulte, RD, CD, CDEMarshfield, WI 544491124129366
- Johnilee Slark, RDMarshfield, WI 544491134236490
Common questions
What is Tammi L. Timmler, RD CDE's NPI number?
Tammi L. Timmler, RD CDE's National Provider Identifier (NPI) is 1053428318, issued on Aug 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Tammi L. Timmler, RD CDE located?
The NPPES record lists a practice address at 1000 N Oak Ave, Marshfield, WI, 54449. Phone: (715) 387-5511. Providers update this record themselves, so call before visiting.
How can I verify Tammi L. Timmler, RD CDE's license?
NPPES lists Wisconsin license number 1350, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
What is Tammi L. Timmler, RD CDE's MIPS final score?
The 2023 MIPS final score is 78.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.