Marla Janelle Greiner, M.D.
Urology Physician · Urbandale, IA
Marla Janelle Greiner, M.D. is a urology physician with a practice address in Urbandale, Iowa, and NPI 1811336068, issued on Jun 20, 2013. Check the license (Iowa MD-52101, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Marla Janelle Greiner
- Credential
- M.D.
- Primary taxonomy
- Urology Physician 208800000X
- License numbers
- MD-52101 IA
TRN19115 FL
82089 MN
Self-reported in NPPES; status is on the state search - Practice location
- 4323 NW Urbandale Dr, Urbandale, IA 50322
- Phone
- (515) 875-9800
- Enumerated
- Jun 20, 2013
- Record last updated
- May 27, 2026
- Fax
- (515) 875-9804
- Medicare enrollment
- Enrolled (PECOS I20231004002708); accepts Medicare assignment
- Medical or professional school
- Emory University School Of Medicine, 2013
- Entity
- Type 1 · individual
Also registered at 4323 NW Urbandale Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Daffney ArnoldFamily Medicine Physician1770229775
- Kevin Cwach, M.D.Urology Physician1386037638
- Katelyn Finley, PAPhysician Assistant1922597384
- Ally Flesher, FNPNurse Practitioner1891380978
- Amanda Johnson, MDFamily Medicine Physician1861711459
- Amy Keys, DOPhysical Medicine & Rehabilitation Physician1174797278
Verify Marla Janelle Greiner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license MD-52101Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41% fewer Medicare Part D claims than the average urology physician in 2024
787 Medicare Part D claims for 318 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. 100 claims were for opioids.
Most prescribed
- Tamsulosin Hcl163 claims
- Finasteride120 claims
- Hydrocodone-Acetaminophen81 claims
- Sulfamethoxazole-Trimethoprim81 claims
- Estradiol51 claims
- Oxybutynin Chloride47 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.
Industry payments in 2024: $27.46
2 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 9,340 providers of this specialty with any payment received $3,800.04 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- The Iowa Clinic PCUrbandale, IA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Urology Physician providers in Iowa
There are 128 urology physician records in Iowa.
Other urology physician records in Iowa
- Mohamad Abou ChakraIowa City, IA1407606411
- Christopher Adams, M.D.Mason City, IA1336301563
- Catherine AdaniyaIowa City, IA1992543953
- Mahmoud AlameddineOttumwa, IA1730595778
- Markham Anderson, M. D.Iowa City, IA1801889472
- Eric AndresenWaterloo, IA1710279351
- Sameer Ansari, MDIowa City, IA1437906005
- Eric Askeland, M.D.Waterloo, IA1326272923
- Anthony Avallone, MDWest Des Moines, IA1659328540
- Russell Bandstra, M.D.Pella, IA1619948098
Common questions
What is Marla Janelle Greiner, M.D.'s NPI number?
Marla Janelle Greiner, M.D.'s National Provider Identifier (NPI) is 1811336068, issued on Jun 20, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Marla Janelle Greiner, M.D. located?
The NPPES record lists a practice address at 4323 NW Urbandale Dr, Urbandale, IA, 50322. Phone: (515) 875-9800. Providers update this record themselves, so call before visiting.
How can I verify Marla Janelle Greiner, M.D.'s license?
NPPES lists Iowa license number MD-52101, 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 Marla Janelle Greiner, M.D. prescribe under Medicare Part D?
In 2024, Marla Janelle Greiner, M.D. had 787 Medicare Part D claims for 318 beneficiaries; the average among urology physician prescribers was 1,340. 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.