Ryan K. Sundermann, MD
Emergency Medicine Physician · Cedar Rapids, IA
Ryan K. Sundermann, MD is an emergency medicine physician with a practice address in Cedar Rapids, Iowa, and NPI 1447219746, issued on Mar 23, 2006. Check the license on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Ryan K. Sundermann
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 4301081998 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1026 A Ave NE, Cedar Rapids, IA 52402
- Phone
- (319) 369-7105
- Enumerated
- Mar 23, 2006
- Record last updated
- Mar 24, 2015 (not updated in 11 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 509 in Iowa → Look up another NPI →
Also registered at 1026 A Ave NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ryan K. Sundermann in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of MedicineCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
18% more Medicare Part D claims than the average emergency medicine physician in 2024
266 Medicare Part D claims for 169 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 68 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen51 claims
- Prednisone21 claims
- Cephalexin13 claims
- Doxycycline Hyclate13 claims
- Ondansetron Odt13 claims
- Naproxen12 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.
Ryan K. Sundermann among 509 emergency medicine physician records in Iowa
Ryan K. Sundermann, MD is one of 509 emergency medicine physician records with a practice address in Iowa. 74% 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, 59% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 45% of these records are
- Record last updated2015 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
61 emergency medicine physician records list a practice address in Cedar Rapids
They are 61 of the 2,949 NPPES records with a practice address in Cedar Rapids, and 509 emergency medicine physician records in Iowa.
All 509 in Iowa → Every provider in Cedar Rapids → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Alan Brinkmann, MDCedar Rapids, IA 524021629044474
- Anthony Carter, DOCedar Rapids, IA 524021386610947
- Jeffrey Curnes, DOCedar Rapids, IA 524021831165695
- Tanya Decker, MDCedar Rapids, IA 524021528034386
- Ryan Dowden, MDCedar Rapids, IA 524021700830726
- Yasir Elhawi, MDCedar Rapids, IA 524021225085418
- Steven Gorsch, MDCedar Rapids, IA 524021972579548
- Larry Helvey, MDCedar Rapids, IA 524021396711164
Common questions
What is Ryan K. Sundermann, MD's NPI number?
Ryan K. Sundermann, MD's National Provider Identifier (NPI) is 1447219746, issued on Mar 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ryan K. Sundermann, MD located?
The NPPES record lists a practice address at 1026 A Ave NE, Cedar Rapids, IA, 52402. Phone: (319) 369-7105. Providers update this record themselves, so call before visiting.
How can I verify Ryan K. Sundermann, MD's license?
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 Ryan K. Sundermann, MD prescribe under Medicare Part D?
In 2024, Ryan K. Sundermann, MD had 266 Medicare Part D claims for 169 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.