Katherine Anne Dvorak, DO
Family Medicine Physician · Knoxville, IA
Katherine Anne Dvorak, DO is a family medicine physician with a practice address in Knoxville, Iowa, and NPI 1750904686, issued on May 27, 2020. Check the license (Iowa DO-06234, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Katherine Anne Dvorak
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- DO-06234 IA
Self-reported in NPPES; status is on the state search - Practice location
- 1202 W Howard St, Knoxville, IA 50138
- Phone
- (641) 842-7006
- Enumerated
- May 27, 2020
- Record last updated
- May 20, 2026
- Fax
- (641) 842-7030
- Medicare enrollment
- Enrolled (PECOS I20230928000556); accepts Medicare assignment
- 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
- Thomas Hoehns, M.D.Family Medicine Physician1346349388
- Danise HyattFamily Nurse Practitioner1932752912
- Bhama Jayaveerapandian, MDInternal Medicine Physician1306858741
- Allison Lanphier, PAPhysician Assistant1376546663
- Ryan Laughlin, D.O.Family Medicine Physician1881008100
Verify Katherine Anne Dvorak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license DO-06234Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average family medicine physician in 2024
1,016 Medicare Part D claims for 152 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 64 claims were for opioids.
Most prescribed
- Atorvastatin Calcium34 claims
- Hydrocodone-Acetaminophen33 claims
- Trazodone Hcl32 claims
- Levothyroxine Sodium30 claims
- Gabapentin27 claims
- Potassium Chloride26 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 88.6 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).
2 hospitals and group practices
- Broadlawns Medical CenterDes Moines, IA · Acute Care Hospitals3 of 5 stars
- Knoxville Community Hospital IncKnoxville, IA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Katherine Anne Dvorak among 2,336 family medicine physician records in Iowa
Katherine Anne Dvorak, 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 2020, is newer than 85% of them.
- NPI issued2020 · 85% of these records are older, 13% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2020 · median 2006 among the 1,367 with a school on file
- 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).
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
- 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
- Earl McKeever, MDKnoxville, IA 501381386651503
Common questions
What is Katherine Anne Dvorak, DO's NPI number?
Katherine Anne Dvorak, DO's National Provider Identifier (NPI) is 1750904686, issued on May 27, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Anne Dvorak, DO located?
The NPPES record lists a practice address at 1202 W Howard St, Knoxville, IA, 50138. Phone: (641) 842-7006. Providers update this record themselves, so call before visiting.
How can I verify Katherine Anne Dvorak, DO's license?
NPPES lists Iowa license number DO-06234, 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 Katherine Anne Dvorak, DO prescribe under Medicare Part D?
In 2024, Katherine Anne Dvorak, DO had 1,016 Medicare Part D claims for 152 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Katherine Anne Dvorak, DO's MIPS final score?
The 2023 MIPS final score is 88.6 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.