Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Justin Grassmeyer, MD

Individual provider Ophthalmology Physician · NPI 1780262675

Justin Grassmeyer, MD is an Ophthalmology in Iowa City, Iowa. Graduated from University of Nebraska College of Medicine in 2021, 5 years ago. Practices with State University of Iowa, a 1,885-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Iowa.

Years since qualifying
5
Trained at
University of Nebraska College of Medicine
Licensed in
IA
In the registry since
2021
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

200 Hawkins Dr
Iowa City, IA 52242-1009
Phone: (319) 356-3705
Fax: (319) 353-6030
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 105 E 9th St, Coralville, IA 52241-2209 — (319) 356-3705

Specialties & licences

Retina Specialist (Ophthalmology) Physician (primary) Taxonomy 207WX0107X · Licence MD-54563 (IA)
Ophthalmology Physician Taxonomy 207W00000X · Licence MD-54563 (IA)

Record details

NPI number1780262675
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 31, 2021
Last updated in NPPESJuly 8, 2025
Certification dateJuly 8, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOPHTHALMOLOGY
Medical schoolUNIVERSITY OF NEBRASKA COLLEGE OF MEDICINE
Graduated 2021 (5 years in practice)
Group practice State University Of Iowa — 1885 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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