Thomas Mouser, MD
Internal Medicine Physician · Des Moines, IA
Thomas Mouser, MD is an internal medicine physician with a practice address in Des Moines, Iowa, and NPI 1134232697, issued on Aug 17, 2006. Check the license (Iowa 37491, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Thomas Mouser
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 37491 IA
R7612 IA
Self-reported in NPPES; status is on the state search - Practice location
- 3000 Easton Blvd, Des Moines, IA 50317
- Phone
- (515) 274-3400
- Enumerated
- Aug 17, 2006
- Record last updated
- Sep 5, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicaid ID
- 1134232697 IA
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 871 in Iowa → Look up another NPI →
Verify Thomas Mouser in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 37491Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
105 Medicare Part D claims for 29 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
Thomas Mouser among 871 internal medicine physician records in Iowa
Thomas Mouser, MD is one of 871 internal medicine physician records with a practice address in Iowa. 70% 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 11% of them.
- NPI issued2006 · 11% of these records are older, 62% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileNo · 44% of these records are
- Record last updated2018 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
226 internal medicine physician records list a practice address in Des Moines
They are 226 of the 5,538 NPPES records with a practice address in Des Moines, and 871 internal medicine physician records in Iowa.
All 871 in Iowa → Every provider in Des Moines → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Louise Convery, D.O.Des Moines, IA 503171699728287
- Chandan Mitra, MDDes Moines, IA 503171467611491
- Leatrice Olson, DODes Moines, IA 503171447268198
- Changfu Peng, M.D.Des Moines, IA 503171760778716
- Christine HartmanDes Moines, IA 503161588143192
- Janie Hendricks, DODes Moines, IA 503161518928530
- Michael Luepke, MDDes Moines, IA 503161386757706
- Rebecca Sidney, DODes Moines, IA 503161841251972
Common questions
What is Thomas Mouser, MD's NPI number?
Thomas Mouser, MD's National Provider Identifier (NPI) is 1134232697, issued on Aug 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Mouser, MD located?
The NPPES record lists a practice address at 3000 Easton Blvd, Des Moines, IA, 50317. Phone: (515) 274-3400. Providers update this record themselves, so call before visiting.
How can I verify Thomas Mouser, MD's license?
NPPES lists Iowa license number 37491, 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 Thomas Mouser, MD prescribe under Medicare Part D?
In 2024, Thomas Mouser, MD had 105 Medicare Part D claims for 29 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.