Samuel C. Dvorak, MD
Family Medicine Physician · Carroll, IA
Samuel C. Dvorak, MD is a family medicine physician with a practice address in Carroll, Iowa, and NPI 1841557345, issued on Apr 20, 2012. Check the license (Iowa 43549, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Samuel C. Dvorak
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 43549 IA
P7903 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1214 South Grant Road, Carroll, IA 51401
- Phone
- (712) 792-1500
- Enumerated
- Apr 20, 2012
- Record last updated
- Nov 10, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (712) 792-7597
- Medicare enrollment
- Enrolled (PECOS I20160725002443); accepts Medicare assignment
- Medical or professional school
- University Of Iowa, Rj & L Carver College Of Medicine, 2012
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,336 in Iowa → Look up another NPI →
Also registered at 1214 South Grant Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nicole Cummings, DOFamily Medicine Physician1528227055
- Meredith Dryden, MDFamily Medicine Physician1942658919
- John Evans, MDFamily Medicine Physician1700874054
- Michelle Heim, DOFamily Medicine Physician1356501795
- Eric Jensen, DPMPodiatrist1447249560
- James McQueen, DOFamily Medicine Physician1922098482
Verify Samuel C. Dvorak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 43549Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% more Medicare Part D claims than the average family medicine physician in 2024
5,096 Medicare Part D claims for 312 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 89 claims were for opioids.
Most prescribed
- Atorvastatin Calcium329 claims
- Levothyroxine Sodium311 claims
- Amlodipine Besylate241 claims
- Lisinopril200 claims
- Losartan Potassium157 claims
- Metoprolol Succinate143 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 one group practice
- Mcfarland Clinic PCCarroll, IA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Samuel C. Dvorak among 2,336 family medicine physician records in Iowa
Samuel C. Dvorak, MD 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 2012, is newer than 67% of them.
- NPI issued2012 · 67% of these records are older, 31% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2012 · median 2006 among the 1,367 with a school on file
- Record last updated2020 · 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).
20 family medicine physician records list a practice address in Carroll
They are 20 of the 228 NPPES records with a practice address in Carroll, and 2,336 family medicine physician records in Iowa.
All 2,336 in Iowa → Every provider in Carroll → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Nicole Cummings, DOCarroll, IA 514011528227055
- John Evans, MDCarroll, IA 514011700874054
- Tina Flores Schechinger, MDCarroll, IA 514011780632554
- Michelle Heim, DOCarroll, IA 514011356501795
- Linda Iler, MDCarroll, IA 514011144205261
- James McQueen, DOCarroll, IA 514011922098482
- David Nystrom, D.O.Carroll, IA 514011356315311
- Julie Perkins, MDCarroll, IA 514011114918653
Common questions
What is Samuel C. Dvorak, MD's NPI number?
Samuel C. Dvorak, MD's National Provider Identifier (NPI) is 1841557345, issued on Apr 20, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Samuel C. Dvorak, MD located?
The NPPES record lists a practice address at 1214 South Grant Road, Carroll, IA, 51401. Phone: (712) 792-1500. Providers update this record themselves, so call before visiting.
How can I verify Samuel C. Dvorak, MD's license?
NPPES lists Iowa license number 43549, 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 Samuel C. Dvorak, MD prescribe under Medicare Part D?
In 2024, Samuel C. Dvorak, MD had 5,096 Medicare Part D claims for 312 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.