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

Dr. Iain W. Decker, DO

Individual provider Ophthalmology Physician · NPI 1740718410

Dr. Iain W. Decker, DO is an Ophthalmology in Beloit, Wisconsin. Graduated from Michigan State University College of Osteopathic Medicine in 2017, 9 years ago. Practices with Beloit Health System Inc, a 141-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois, Michigan and Wisconsin.

Years since qualifying
9
Trained at
Michigan State University College of Osteopathic Medicine
Licensed in
IL, MI, WI
In the registry since
2017
Specialties on file
3
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Partly verified

Some contact details are missing from the federal record.

Beloit Clinic 1905 E Huebbe Pkwy
Beloit, WI 53511-1842
Phone: (608) 364-2293
Fax: (608) 364-5452
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 5477 W Clark Rd, Ypsilanti, MI 48197-1102 — (734) 434-6000

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 75511-21 (WI)
Ophthalmology Physician Taxonomy 207W00000X · Licence 036-157241 (IL)
Ophthalmology Physician Taxonomy 207W00000X · Licence 5101028533 (MI)

Record details

NPI number1740718410
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMay 25, 2017
Last updated in NPPESMarch 12, 2025
Certification dateMarch 12, 2025
Mailing addressBeloit Clinic, 1905 E Huebbe Parkway, Beloit, WI 53511-1842

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2017 (9 years in practice)
Group practice Beloit Health System Inc — 141 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Beloit