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Active NPI 1740718410 Individual Practitioner Male Practitioner

Dr. Iain W. Decker , DO

Ophthalmology • Beloit, WI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Iain Decker, DO is a certified Ophthalmology practicing in Beloit, WI. With approximately 9 years of clinical experience since graduating from Michigan State University College Of Osteopathic Medicine in 2017, Dr. Decker delivers high-quality medical care to the local community at BELOIT CLINIC.

Dr. Decker maintains professional affiliations with Beloit Health System Inc, Blue Sky Vision Eye Care Pc and accepts Medicare assignment.

Frequently performed procedures and clinical services include imaging of retina, established patient complete exam of visual system, injection of drug into eye. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

Beloit Clinic
1905 E Huebbe Parkway

Beloit, WI 535111842

Telephone 6083642293
Fax 6083645452
Associated Practice Facility / Clinic
🏢 Beloit Clinic, S.c. Facility NPI 1548345887

Medicare Profile & Education

Medical School

Michigan State University College Of Osteopathic Medicine

Graduation Year

2017

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Beloit, WI

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
9 Yrs -9.0 yrs vs City Avg
City Avg: 18.0 Yrs
State Avg: 25.3 Yrs
Regional Practice Density
4 Specialists

Practicing in Beloit, WI (464 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
87.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Decker (9 Years) 9 Yrs
Beloit Specialty Average (18.0 Years) 18.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
92134 Imaging of retina
364 169 $170.00 $23.30
92014 Established patient complete exam of visual system
224 223 $194.29 $71.08
67028 Injection of drug into eye
218 52 $771.64 $88.84
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more
216 85 $50.92 $32.65
99213 Established patient office or other outpatient visit, typically 15 minutes
203 150 $127.40 $60.84
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
139 123 $178.00 $90.39
66984 Removal of cataract with insertion of lens
117 72 $6730.00 $504.62
92133 Imaging of optic nerve
84 76 $166.01 $20.10
92083 Exam of visual field with extended testing
83 76 $432.01 $25.28
92136 Measurement of corneal curvature and depth of eye
80 73 $177.00 $28.45
92136 Measurement of corneal curvature and depth of eye
49 49 $177.00 $28.28
92134 Imaging of retina
44 31 $170.00 $23.28
92012 Established patient problem focused exam of visual system
39 34 $86.90 $47.07
92014 Established patient complete exam of visual system
37 37 $191.76 $71.39
66821 Removal of recurring cataract in lens capsule using a laser
29 24 $1117.00 $290.61
99213 Established patient office or other outpatient visit, typically 15 minutes
25 23 $124.92 $63.99
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
22 22 $182.00 $123.35
92004 New patient complete exam of visual system
21 21 $218.00 $88.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
21 21 $179.81 $94.16
66982 Complex removal of cataract with insertion of prosthetic lens
20 17 $7749.00 $649.96
92201 Extended exam of the back part of the eye with retinal drawing
13 13 $157.85 $21.16

Medical Specialties & State Licenses

CMS Verified: 2025-03-12
Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License WI 75511-21

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Ophthalmology

NUCC Taxonomy Code: 207W00000X

State License IL 036-157241

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Ophthalmology

NUCC Taxonomy Code: 207W00000X

State License MI 5101028533

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
100174613 (WI)

Hospital & Practice Group Affiliations

Beloit Health System Inc

1905 E Huebbe Pkwy, Beloit, WI 535111842

Phone: 6083642200

Blue Sky Vision Eye Care Pc

5477 W Clark Rd, Ypsilanti, MI 481971102

Phone: 7344346000

Beloit Health System Inc

5605 E Rockton Rd, Roscoe, IL 610737641

Phone: 8155254930

Secondary Practice Locations

5477 W Clark Rd

Ypsilanti, MI 481971102

Phone: 7344346000

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

24 Associated Practitioners
Kayce Thompson , PTA

Physical Therapy Assistant

NPI 1003930363

Physical Therapist Assistant

Jordan Hanrahan

Hospitalist

NPI 1023675840
Dr. Jaime Gonzalez , MD

Internal Medicine - Infectious Disease

NPI 1114306537

Doctor of Medicine (M.D.)

NPI 1194187690

Doctor of Medicine (M.D.)

Dr. Roy Adaniya , MD

Internal Medicine - Pulmonary Disease

NPI 1245335967

Doctor of Medicine (M.D.)

NPI 1275629628

Doctor of Philosophy (Ph.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

12 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 04, 2025

Ophthalmology (License #036-157241 in IL)

📍
Updated Practice Location August 16, 2021

Registered at BELOIT CLINIC, 1905 E HUEBBE PARKWAY, BELOIT, WI 535111842 (Tel: 6083642293)

📍
Updated Business Mailing Address August 16, 2021

Registered at BELOIT CLINIC, 1905 E HUEBBE PARKWAY, BELOIT, WI 535111842 (Tel: 6083642293)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 16, 2021

Ophthalmology (License #75511-21 in WI)

📍
Updated Practice Location July 19, 2018

Registered at 330 FOREST AVE, DAYTON, OH 45405 (Tel: 9377234994)

📍
Updated Business Mailing Address July 19, 2018

Registered at 4450 BUCKEYE LN UNIT 313, BEAVERCREEK, OH 454401393 (Tel: 3135497789)

NPI Profile Active May 25, 2017

NPI status registered as active in NPPES database

📍
Updated Practice Location May 25, 2017

Registered at 12000 E 12 MILE RD, WARREN, MI 480933570 (Tel: 5865764140)

📍
Updated Business Mailing Address May 25, 2017

Registered at 3415 FAIRMONT RD APT 25, ROYAL OAK, MI 480736411 (Tel: 3135497789)

👤
Provider Name / Credentials Updated May 25, 2017

Recorded as IAIN DECKER, DO

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 25, 2017

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration May 25, 2017

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1740718410
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: May 25, 2017
Last Update: March 12, 2025
Sole Proprietor: No

Mailing Address

Beloit Clinic, 1905 E Huebbe Parkway

Beloit, WI 535111842

Phone: 6083642293

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.