Justin Grassmeyer MD
About this NPIWhat this record shows.
NPI 1780262675 is registered to Justin Grassmeyer MD, a Retina Specialist (Ophthalmology) Physician practising at 200 Hawkins Dr in Iowa City, Iowa. Retina Specialist (Ophthalmology) Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Justin Grassmeyer MD has been enumerated in the National Provider Identifier (NPI) registry since 2021.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20250710000292OphthalmologyIA
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Justin Grassmeyer MD accepts. To confirm in-network status with your specific health plan, contact Justin Grassmeyer MD directly at (319) 356-3705.
Frequently asked
Yes. NPI 1780262675 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Retina Specialist (Ophthalmology) Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (319) 356-3705.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Justin Grassmeyer MD is a Type-1 individual NPI.