Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. John Alexander Flatter, MD

Individual provider Ophthalmology Physician · NPI 1780071662

Dr. John Alexander Flatter, MD is an Ophthalmology in Wausau, Wisconsin. Graduated from Medical College of Wisconsin in 2015, 11 years ago. Practices with Eye Clinic of Wisconsin, SC, a 22-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
11
Trained at
Medical College of Wisconsin
Licensed in
WI
In the registry since
2015
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

800 N 1st St
Wausau, WI 54403-4754
Phone: (715) 261-8500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 71158-20 (WI)

Record details

NPI number1780071662
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 18, 2015
Last updated in NPPESOctober 7, 2020
Certification dateOctober 7, 2020

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 2015 (11 years in practice)
Group practice Eye Clinic Of Wisconsin, S.C. — 22 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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