Ethan Thomas Kolderman, DDS
Dentist · Ann Arbor, MI
Ethan Thomas Kolderman, DDS is a dentist with a practice address in Ann Arbor, Michigan, and NPI 1861054694, issued on Jul 2, 2019. Check the license (Michigan 2901023223, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ethan Thomas Kolderman
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 2901023223 MI
Self-reported in NPPES; status is on the state search - Practice location
- 2365 S Huron Pkwy, Ann Arbor, MI 48104
- Phone
- (734) 677-8700
- Enumerated
- Jul 2, 2019
- Record last updated
- Oct 7, 2022
- Fax
- (734) 839-4137
- Entity
- Type 1 · individual
8 nearest dentist records → All 3,439 in Michigan → Look up another NPI →
Also registered at 2365 S Huron Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ethan Thomas Kolderman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 2901023223Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average dentist in 2024
34 Medicare Part D claims for 28 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin23 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.
Ethan Thomas Kolderman among 3,439 dentist records in Michigan
Ethan Thomas Kolderman, DDS is one of 3,439 dentist records with a practice address in Michigan. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 73% of them.
- NPI issued2019 · 73% of these records are older, 24% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2022 · 64% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
261 dentist records list a practice address in Ann Arbor
They are 261 of the 15,616 NPPES records with a practice address in Ann Arbor, and 3,439 dentist records in Michigan.
All 3,439 in Michigan → Every provider in Ann Arbor → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Sujata Bhakta, DDSAnn Arbor, MI 481041144309865
- Sabiha Bunek, D.D.S.Ann Arbor, MI 481041376641019
- Jerome Danhof, D.D.S.Ann Arbor, MI 481041790943397
- Barbara Emerick, DDSAnn Arbor, MI 481041760579635
- Steven Gray, DDSAnn Arbor, MI 481041750461489
- Maryann Griffith, DDSAnn Arbor, MI 481041881773471
- Suat Gurkan, DDSAnn Arbor, MI 481041508943010
- Ronald Heys, DDSAnn Arbor, MI 481041063490084
Common questions
What is Ethan Thomas Kolderman, DDS's NPI number?
Ethan Thomas Kolderman, DDS's National Provider Identifier (NPI) is 1861054694, issued on Jul 2, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Ethan Thomas Kolderman, DDS located?
The NPPES record lists a practice address at 2365 S Huron Pkwy, Ann Arbor, MI, 48104. Phone: (734) 677-8700. Providers update this record themselves, so call before visiting.
How can I verify Ethan Thomas Kolderman, DDS's license?
NPPES lists Michigan license number 2901023223, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Ethan Thomas Kolderman, DDS prescribe under Medicare Part D?
In 2024, Ethan Thomas Kolderman, DDS had 34 Medicare Part D claims for 28 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.