Marilyn S. Osterhaus, R.PH.
Pharmacist · Maquoketa, IA
Marilyn S. Osterhaus, R.PH. is a pharmacist with a practice address in Maquoketa, Iowa, and NPI 1457437766, issued on Oct 29, 2006. Check the license (Iowa O-15764, as entered in NPPES) with the Iowa board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Marilyn S. Osterhaus
- Credential
- R.PH.
- Primary taxonomy
- Pharmacist 183500000X
- License number
- O-15764 IA
Self-reported in NPPES; status is on the state search - Practice location
- 124 S Main St, Maquoketa, IA 52060
- Phone
- (563) 652-5567
- Enumerated
- Oct 29, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (563) 652-6242
- Entity
- Type 1 · individual
Also registered at 124 S Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tammy Bullock, PHARMDPharmacist1063510139
- Michelle Prull, RPHPharmacist1356441273
- Sukhmani Sarao, PHARM.D.Pharmacist1073620555
Verify Marilyn S. Osterhaus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Iowa board licenses this profession
Search for license O-15764Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
22 pharmacist records list a practice address in Maquoketa
They are 22 of the 108 NPPES records with a practice address in Maquoketa, and 3,179 pharmacist records in Iowa. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 22 in Maquoketa → All 3,179 in Iowa → Every provider in Maquoketa →
Other pharmacist records in Iowa
- John Aagesen, RPHAmes, IA1851510887
- Angela Aarhus, PHARMDDes Moines, IA1639588510
- Mohamed AbbasDavenport, IA1619786928
- Tammy Abbas, RPHGarner, IA1982812442
- Mary Jo Abbott, RPHIowa City, IA1841325875
- Sherry Abbott, RPHBoone, IA1851257125
- Ahmed AbdelgadirIowa City, IA1033713896
- Salma AbdelrahmanIowa City, IA1558143966
- Amanda Abdulbaki, PHARMDDes Moines, IA1730720830
- Marla Aboujawdeh, PHARM.D.Mount Vernon, IA1164651147
Common questions
What is Marilyn S. Osterhaus, R.PH.'s NPI number?
Marilyn S. Osterhaus, R.PH.'s National Provider Identifier (NPI) is 1457437766, issued on Oct 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marilyn S. Osterhaus, R.PH. located?
The NPPES record lists a practice address at 124 S Main St, Maquoketa, IA, 52060. Phone: (563) 652-5567. Providers update this record themselves, so call before visiting.
How can I verify Marilyn S. Osterhaus, R.PH.'s license?
NPPES lists Iowa license number O-15764, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity 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. 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.