Registry data as of Aug 27, 2026

Timothy Dykstra, MD

Family Medicine Physician · Centerville, IA

Timothy Dykstra, MD is a family medicine physician with a practice address in Centerville, Iowa, and NPI 1043206113, issued on Sep 23, 2005. Check the license (Iowa MD-31362, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1043206113
Name
Timothy Dykstra
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
MD-31362 IA
31362 IA
Self-reported in NPPES; status is on the state search
Practice location
1 Saint Joseph Dr, Centerville, IA 52544
Phone
(641) 437-4111
Enumerated
Sep 23, 2005
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1 Saint Joseph Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Carol Belloma, ARNPNurse Practitioner1780917831
  2. Mary Booth, DNPFamily Nurse Practitioner1003459132
  3. Craig Cantrall, DPTPhysical Therapist1881891794
  4. Morgan Nicoletto, ARNPFamily Nurse Practitioner1699405357

Verify Timothy Dykstra in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license MD-31362
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Iowa license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

94% fewer Medicare Part D claims than the average family medicine physician in 2024

195 Medicare Part D claims for 162 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Timothy Dykstra195
  2. Specialty average3,544

Most prescribed

  1. Prednisone37 claims
  2. Doxycycline Hyclate29 claims
  3. Cefdinir19 claims
  4. Amoxicillin-Clavulanate Potass18 claims
  5. Azithromycin12 claims
  6. Nitrofurantoin Mono-Macro12 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.

Bills Medicare through 2 group practices

  1. Mercy Clinics IncClive, IA
  2. Mercyone UrgentcareClinton, IA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

10 family medicine physician records list a practice address in Centerville

They are 10 of the 106 NPPES records with a practice address in Centerville, and 2,336 family medicine physician records in Iowa.

Other family medicine physician records in Iowa

  1. Jennifer Aanestad, M.D.Durant, IA1386649341
  2. Amjad Abdelhady, MDSioux City, IA1033966700
  3. Afsana Abdullah, D.O.Bettendorf, IA1760583066
  4. Raja Ali Abdullah, MDCedar Falls, IA1356101000
  5. Laura Abels, DOAnkeny, IA1427313527
  6. Matthew AbendrothDes Moines, IA1972918894
  7. Mabra Abernathy, M.D.Coralville, IA1316922545
  8. Jennifer Abler, D.O.Altoona, IA1528159068
  9. Michael Abouassaly, M.D.West Burlington, IA1184790909
  10. Safa Abukhalil, M.B.B.SWest Des Moines, IA1982084463

Common questions

What is Timothy Dykstra, MD's NPI number?

Timothy Dykstra, MD's National Provider Identifier (NPI) is 1043206113, issued on Sep 23, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Timothy Dykstra, MD located?

The NPPES record lists a practice address at 1 Saint Joseph Dr, Centerville, IA, 52544. Phone: (641) 437-4111. Providers update this record themselves, so call before visiting.

How can I verify Timothy Dykstra, MD's license?

NPPES lists Iowa license number MD-31362, 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 Timothy Dykstra, MD prescribe under Medicare Part D?

In 2024, Timothy Dykstra, MD had 195 Medicare Part D claims for 162 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), loaded Aug 27, 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) 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 27, 2026.