John M. Graether, MD
Ophthalmology Physician · Marshalltown, IA
John M. Graether, MD is an ophthalmology physician with a practice address in Marshalltown, Iowa, and NPI 1902898794, issued on Aug 17, 2005. Check the license (Iowa 16441, as entered in NPPES) on the Iowa Board of Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John M. Graether
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- 16441 IA
Self-reported in NPPES; status is on the state search - Practice location
- 309 E Church St, Marshalltown, IA 50158
- Phone
- (641) 754-6200
- Enumerated
- Aug 17, 2005
- Record last updated
- Jun 13, 2008 (not updated in 18 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 309 E Church St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Catherine Dangelser, AUDAudiologist-Hearing Aid Fitter1831388305
- James Davison, MDOphthalmology Physician1104818996
- Denise Gimbel, ODOptometrist1740272574
- Christine Lindgren, DOInternal Medicine Physician1720169022
- Lindsey Powell, AUDAudiologist1477173961
- John Trible, MDOphthalmology Physician1104818939
Verify John M. Graether in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 16441Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Ophthalmology Physician providers in Iowa
There are 220 ophthalmology physician records in Iowa. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other ophthalmology physician records in Iowa
- Michael Abramoff, MD, PHDIowa City, IA1578564639
- Noor-Us-Sabah Ahmad, MBBSIowa City, IA1356195937
- Kyle Alliman, M.D.West Des Moines, IA1437360351
- Adel Alsuhaibani, M.B., B.S.Iowa City, IA1972710770
- Wallace Alward, MDIowa City, IA1063413417
- Beth Amspaugh, MDWest Des Moines, IA1861644817
- Steven Anderson, MDAmes, IA1942288717
- Oladipupo Anibire, MDIowa City, IA1588358410
- Leonardo Antaris, M.D.Davenport, IA1679541973
- Amir Arbisser, MDBettendorf, IA1548247992
Common questions
What is John M. Graether, MD's NPI number?
John M. Graether, MD's National Provider Identifier (NPI) is 1902898794, issued on Aug 17, 2005. An NPI identifies a provider in billing; it is not a license.
Where is John M. Graether, MD located?
The NPPES record lists a practice address at 309 E Church St, Marshalltown, IA, 50158. Phone: (641) 754-6200. Providers update this record themselves, so call before visiting.
How can I verify John M. Graether, MD's license?
NPPES lists Iowa license number 16441, 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.
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.