Eric Duane Thayer, DNP
Family Medicine Physician · Cedar Rapids, IA
Eric Duane Thayer, DNP is a family medicine physician with a practice address in Cedar Rapids, Iowa, and NPI 1457024424, issued on Jul 27, 2021. Check the license (Iowa A164805, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Eric Duane Thayer
- Credential
- DNP
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A164805 IA
Self-reported in NPPES; status is on the state search - Practice location
- 310 3RD Ave SE, Cedar Rapids, IA 52401
- Phone
- (651) 276-2700
- Enumerated
- Jul 27, 2021
- Record last updated
- Jul 8, 2026
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,336 in Iowa → Look up another NPI →
Verify Eric Duane Thayer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license A164805Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
36 Medicare Part D claims for 14 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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.
Eric Duane Thayer among 2,336 family medicine physician records in Iowa
Eric Duane Thayer, DNP is one of 2,336 family medicine physician records with a practice address in Iowa. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 87% of them.
- NPI issued2021 · 87% of these records are older, 11% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2026 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
97 family medicine physician records list a practice address in Cedar Rapids
They are 97 of the 2,949 NPPES records with a practice address in Cedar Rapids, and 2,336 family medicine physician records in Iowa.
All 2,336 in Iowa → Every provider in Cedar Rapids → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Nancy Angenend, M.D.Cedar Rapids, IA 524011649359035
- Gordon Baustian, M.D.Cedar Rapids, IA 524011558349589
- Jennifer Beck, M.D.Cedar Rapids, IA 524011053375022
- Valerie Crowther Besset, M.D.Cedar Rapids, IA 524011316094683
- Jill Flory, M.D.Cedar Rapids, IA 524011811076201
- Jennifer Lickteig, MDCedar Rapids, IA 524011801856091
- Maureen Marks, M.D.Cedar Rapids, IA 524011659389260
- Tony Myers, M.D.Cedar Rapids, IA 524011407835283
Common questions
What is Eric Duane Thayer, DNP's NPI number?
Eric Duane Thayer, DNP's National Provider Identifier (NPI) is 1457024424, issued on Jul 27, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Eric Duane Thayer, DNP located?
The NPPES record lists a practice address at 310 3RD Ave SE, Cedar Rapids, IA, 52401. Phone: (651) 276-2700. Providers update this record themselves, so call before visiting.
How can I verify Eric Duane Thayer, DNP's license?
NPPES lists Iowa license number A164805, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Eric Duane Thayer, DNP prescribe under Medicare Part D?
In 2024, Eric Duane Thayer, DNP had 36 Medicare Part D claims for 14 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.