Robert Stanley Tomas, M.D.
Family Medicine Physician · Dyersville, IA
Robert Stanley Tomas, M.D. is a family medicine physician with a practice address in Dyersville, Iowa, and NPI 1558317842, issued on May 26, 2006. Check the license (Iowa 22664, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Robert Stanley Tomas
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 22664 IA
Self-reported in NPPES; status is on the state search - Practice location
- 1121 3RD St SW, Dyersville, IA 52040
- Phone
- (563) 875-2776
- Enumerated
- May 26, 2006
- Record last updated
- Jan 12, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (563) 875-7657
- Medicaid ID
- 5185132 IA
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,336 in Iowa → Look up another NPI →
Also registered at 1121 3RD St SW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Haley Hoffmann, DNP, ARNP, FNP-BCNurse Practitioner1255113361
- Thomas Miner, D.O.Family Medicine Physician1902850704
- Olivia Salter, PA-CPhysician Assistant1821552969
- Joseph Snyder, D.O.Family Medicine Physician1982658878
Verify Robert Stanley Tomas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 22664Check 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
34 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Clopidogrel12 claims
- Lisinopril12 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.
Robert Stanley Tomas among 2,336 family medicine physician records in Iowa
Robert Stanley Tomas, M.D. 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 updated2011 · 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).
3 family medicine physician records list a practice address in Dyersville
They are 3 of the 48 NPPES records with a practice address in Dyersville, and 2,336 family medicine physician records in Iowa.
All 2,336 in Iowa → Every provider in Dyersville → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Thomas Miner, D.O.Dyersville, IA 520401902850704
- Joseph Snyder, D.O.Dyersville, IA 520401982658878
- Donna Lawlor, MDElkader, IA 520431669405528
- Melissa Simon, DOElkader, IA 520431710100938
- David Tinker, DOElkader, IA 520431982608741
- Kenneth Zichal, M.DElkader, IA 520431730132887
- Jeffrey Hunter, M.D.Bellevue, IA 520311023125796
- Michele Dikkers, D.O.Guttenberg, IA 520521609865435
Common questions
What is Robert Stanley Tomas, M.D.'s NPI number?
Robert Stanley Tomas, M.D.'s National Provider Identifier (NPI) is 1558317842, issued on May 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert Stanley Tomas, M.D. located?
The NPPES record lists a practice address at 1121 3RD St SW, Dyersville, IA, 52040. Phone: (563) 875-2776. Providers update this record themselves, so call before visiting.
How can I verify Robert Stanley Tomas, M.D.'s license?
NPPES lists Iowa license number 22664, 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 Robert Stanley Tomas, M.D. prescribe under Medicare Part D?
In 2024, Robert Stanley Tomas, M.D. had 34 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.