Michael David Vannatta, DO
Family Medicine Physician · Knoxville, IA
Michael David Vannatta, DO is a family medicine physician with a practice address in Knoxville, Iowa, and NPI 1124035357, issued on Aug 1, 2006. Check the license (Iowa 02160, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Michael David Vannatta
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 02160 IA
Self-reported in NPPES; status is on the state search - Practice location
- 1202 W Howard St, Knoxville, IA 50138
- Phone
- (641) 828-7211
- Enumerated
- Aug 1, 2006
- Record last updated
- Jan 7, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (641) 842-7030
- Medicaid IDs
- 2039552 IA
3039552 IA - Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,336 in Iowa → Look up another NPI →
Also registered at 1202 W Howard St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jennifer Coxe, N.P.Acute Care Nurse Practitioner1427428143
- Katherine Dvorak, DOFamily Medicine Physician1750904686
- Thomas Hoehns, M.D.Family Medicine Physician1346349388
- Danise HyattFamily Nurse Practitioner1932752912
- Bhama Jayaveerapandian, MDInternal Medicine Physician1306858741
- Allison Lanphier, PAPhysician Assistant1376546663
Verify Michael David Vannatta in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 02160Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average family medicine physician in 2024
239 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.
Most prescribed
- Januvia27 claims
- Eliquis26 claims
- Metoprolol Succinate24 claims
- Gabapentin15 claims
- Furosemide14 claims
- Losartan Potassium14 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.
Michael David Vannatta among 2,336 family medicine physician records in Iowa
Michael David Vannatta, DO 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 2006, is newer than 16% of them.
- NPI issued2006 · 16% of these records are older, 48% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2014 · 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).
12 family medicine physician records list a practice address in Knoxville
They are 12 of the 132 NPPES records with a practice address in Knoxville, and 2,336 family medicine physician records in Iowa.
All 2,336 in Iowa → Every provider in Knoxville → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Michael Daly, DOKnoxville, IA 501381154308278
- Katherine Dvorak, DOKnoxville, IA 501381750904686
- Jennifer Elkin, D.O.Knoxville, IA 501381821478439
- Thomas Hoehns, M.D.Knoxville, IA 501381346349388
- Tobin Jacks, MDKnoxville, IA 501381538367990
- Samantha Keady, D.O.Knoxville, IA 501381649623711
- Ryan Laughlin, D.O.Knoxville, IA 501381881008100
- Kevin Mace, DOKnoxville, IA 501381043282759
Common questions
What is Michael David Vannatta, DO's NPI number?
Michael David Vannatta, DO's National Provider Identifier (NPI) is 1124035357, issued on Aug 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael David Vannatta, DO located?
The NPPES record lists a practice address at 1202 W Howard St, Knoxville, IA, 50138. Phone: (641) 828-7211. Providers update this record themselves, so call before visiting.
How can I verify Michael David Vannatta, DO's license?
NPPES lists Iowa license number 02160, 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 Michael David Vannatta, DO prescribe under Medicare Part D?
In 2024, Michael David Vannatta, DO had 239 Medicare Part D claims; 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.