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

Individual provider Ophthalmology Physician · NPI 1043297492

Dr. John Charles Frederick, MD is an Ophthalmology in Bettendorf, Iowa. Graduated from University of Iowa, Rj & L Carver College of Medicine in 1993, 33 years ago. Practices with Eye Surgeons Associates PC, a 19-clinician group and accepts Medicare assignment. Licensed in Iowa and Illinois.

Years since qualifying
33
Trained at
University of Iowa, Rj & L Carver College of Medicine
Licensed in
IA, IL
In the registry since
2005
Specialties on file
4
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

777 Tanglefoot Ln Eye Surgeons Associates Pc
Bettendorf, IA 52722
Phone: (563) 323-2020
Fax: (563) 328-5694
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Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 036-098033 (IL)
Ophthalmology Physician Taxonomy 207W00000X · Licence 32467 (IA)
Pediatric Ophthalmology and Strabismus Specialist Physician Taxonomy 207WX0110X · Licence 036-098033 (IL)
Pediatric Ophthalmology and Strabismus Specialist Physician Taxonomy 207WX0110X · Licence 32467 (IA)

Record details

NPI number1043297492
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 28, 2005
Last updated in NPPESAugust 14, 2018
Mailing address777 Tanglefoot Ln, Eye Surgeons Associates Pc, Bettendorf, IA 52722-1650

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolUNIVERSITY OF IOWA, RJ & L CARVER COLLEGE OF MEDICINE
Graduated 1993 (33 years in practice)
Group practice Eye Surgeons Associates Pc — 19 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Bettendorf