Active NPI 1124219332 Individual Practitioner Male Practitioner

Dr. Michael Kay Yoon , MD

Ophthalmology • Banning, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Michael Yoon, MD is a certified Ophthalmology practicing in Banning, CA. With approximately 22 years of clinical experience since graduating from University Of California, San Francisco School Of Medicine in 2004, Dr. Yoon delivers high-quality medical care to the local community at 6109 W RAMSEY ST.

Dr. Yoon is affiliated with Beaver Medical Group P C and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, imaging of retina, exam of visual field with extended testing. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

6109 W Ramsey St

Banning, CA 922203051

Telephone 9518450313

Fax 9518454143

Associated Practice Facility / Clinic

🏢 Faculty Physicians And Surgeons Of Llusm Facility NPI 1356391460

Medicare Profile & Education

Medical School

University Of California, San Francisco School Of Medicine

Graduation Year

2004

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Banning, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

22 Yrs +5.0 yrs vs City Avg

City Avg: 17.0 Yrs

State Avg: 29.5 Yrs

Regional Practice Density

2 Specialists

Practicing in Banning, CA (3116 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

60.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Yoon (22 Years) 22 Yrs

Banning Specialty Average (17.0 Years) 17.0 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
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	283	153	$153.96	$58.41
92134 Imaging of retina	212	173	$116.54	$39.82
92083 Exam of visual field with extended testing	184	166	$176.76	$66.14
92014 Established patient complete exam of visual system	158	158	$341.30	$130.77
92133 Imaging of optic nerve	53	50	$78.72	$35.43
66984 Removal of cataract with insertion of lens	39	31	$1324.97	$546.89
92136 Measurement of corneal curvature and depth of eye	35	35	$122.99	$48.29
92285 Photography of content of eyes	16	15	$63.32	$23.10
65855 Laser repair to improve eye fluid flow	14	13	$565.74	$250.58
66821 Removal of recurring cataract in lens capsule using a laser	11	11	$985.72	$342.76

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	288	168	$58.81	$58.39
92134 Imaging of retina	248	202	$42.03	$40.52
92083 Exam of visual field with extended testing	196	170	$65.58	$65.54
92014 Established patient complete exam of visual system	175	173	$132.55	$130.33
66984 Removal of cataract with insertion of lens	44	31	$553.83	$547.70
92133 Imaging of optic nerve	36	35	$38.01	$36.49
92136 Measurement of corneal curvature and depth of eye	34	34	$48.92	$48.57
76514 Ultrasound scan of cornea to determine thickness	22	22	$11.81	$11.46
92004 New patient complete exam of visual system	20	20	$155.37	$155.53
99202 New patient office or other outpatient visit, typically 20 minutes	18	18	$74.66	$74.74
65855 Laser repair to improve eye fluid flow	15	14	$252.57	$253.00
92285 Photography of content of eyes	14	14	$24.42	$23.40
66821 Removal of recurring cataract in lens capsule using a laser	13	13	$443.06	$348.24

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	260	173	$59.95	$59.75
92134 Imaging of retina	228	187	$43.21	$40.93
92083 Exam of visual field with extended testing	182	168	$67.28	$66.74
92014 Established patient complete exam of visual system	163	163	$135.50	$134.21
66984 Removal of cataract with insertion of lens	66	46	$568.35	$564.08
92136 Measurement of corneal curvature and depth of eye	48	45	$53.13	$52.32
92133 Imaging of optic nerve	46	44	$39.20	$37.00
76514 Ultrasound scan of cornea to determine thickness	29	29	$12.27	$11.63
92004 New patient complete exam of visual system	27	27	$159.21	$158.59
66989 Complex extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eye	14	11	$892.68	$886.50

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	245	165	$58.72	$58.71
92083 Exam of visual field with extended testing	200	177	$66.49	$66.56
92134 Imaging of retina	182	154	$42.78	$41.28
92014 Established patient complete exam of visual system	169	169	$131.37	$131.13
76514 Ultrasound scan of cornea to determine thickness	88	88	$11.71	$11.61
66984 Removal of cataract with insertion of lens	88	68	$568.06	$548.20
92133 Imaging of optic nerve	86	86	$38.15	$36.44
99213 Established patient office or other outpatient visit, typically 15 minutes	41	38	$93.72	$92.39
92136 Measurement of corneal curvature and depth of eye	38	37	$57.95	$56.84
92004 New patient complete exam of visual system	24	24	$154.63	$155.84
0191T Internal insertion of eye fluid drainage device	19	16	$605.21	$319.99
66821 Removal of recurring cataract in lens capsule using a laser	14	14	$504.00	$385.70
65855 Laser repair to improve eye fluid flow	12	12	$255.31	$257.38

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	193	127	$79.32	$79.23
92133 Imaging of optic nerve	171	140	$39.70	$37.85
92083 Exam of visual field with extended testing	154	140	$67.98	$68.01
92014 Established patient complete exam of visual system	150	148	$134.87	$135.24
66984 Removal of cataract with insertion of lens	79	61	$594.99	$582.50
76514 Ultrasound scan of cornea to determine thickness	58	58	$12.72	$12.33
92134 Imaging of retina	52	44	$43.55	$42.49
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	44	34	$48.03	$48.32
92136 Measurement of corneal curvature and depth of eye	29	29	$68.06	$67.33
0191T Internal insertion of eye fluid drainage device	21	19	$4152.86	$281.71

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	302	187	$80.48	$77.31
92014 Established patient complete exam of visual system	231	229	$135.76	$133.74
92133 Imaging of optic nerve	212	184	$40.25	$37.46
92083 Exam of visual field with extended testing	188	171	$68.96	$67.89
66984 Removal of cataract with insertion of lens	111	78	$688.05	$676.32
92134 Imaging of retina	79	66	$44.36	$42.46
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	34	28	$51.27	$47.56
76519 Ultrasound of eye for determination of lens power	26	26	$71.40	$70.00
65855 Laser repair to improve eye fluid flow	22	21	$262.43	$261.69
76514 Ultrasound scan of cornea to determine thickness	14	14	$13.38	$12.49
92020 Examination of cornea and iris using lens device and slit lamp	13	13	$29.33	$29.25
0191T Internal insertion of eye fluid drainage device	12	11	$1380.08	$219.93

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	312	200	$77.17	$75.26
92083 Exam of visual field with extended testing	210	187	$69.29	$67.99
92014 Established patient complete exam of visual system	201	197	$135.11	$132.07
92133 Imaging of optic nerve	185	151	$40.43	$37.52
92134 Imaging of retina	123	105	$44.84	$41.77
66984 Removal of cataract with insertion of lens	73	59	$694.41	$660.10
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	28	18	$46.46	$45.96
92012 Established patient problem focused exam of visual system	20	20	$93.54	$92.48
92020 Examination of cornea and iris using lens device and slit lamp	18	16	$28.53	$28.10
65855 Laser repair to improve eye fluid flow	17	13	$261.76	$257.80
0191T Internal insertion of eye fluid drainage device	14	13	$1148.84	$216.54
92002 New patient problem focused exam of visual system	13	13	$89.12	$88.04
76516 Ultrasound scan to determine eye length	12	12	$68.54	$67.65
66821 Removal of recurring cataract in lens capsule using a laser	11	11	$401.50	$395.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	325	201	$76.72	$73.36
92133 Imaging of optic nerve	269	201	$40.30	$35.67
92083 Exam of visual field with extended testing	227	196	$69.78	$65.32
92014 Established patient complete exam of visual system	198	195	$132.38	$124.22
66984 Removal of cataract with insertion of lens	103	72	$693.04	$639.48
92134 Imaging of retina	88	70	$43.71	$40.73
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	46	35	$46.55	$43.46
76519 Ultrasound of eye for determination of lens power	38	37	$91.16	$87.23
92020 Examination of cornea and iris using lens device and slit lamp	25	25	$28.54	$27.29
76514 Ultrasound scan of cornea to determine thickness	23	20	$16.34	$14.18
92004 New patient complete exam of visual system	23	23	$157.91	$151.20
92012 Established patient problem focused exam of visual system	18	18	$90.86	$87.47
92132 Imaging of front third of eye	16	16	$33.16	$28.66
65855 Laser repair to improve eye fluid flow	14	13	$258.47	$247.15
0191T Internal insertion of eye fluid drainage device	13	12	$1153.00	$451.84

Medical Specialties & State Licenses

CMS Verified: 2026-01-17

Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License CA A95899

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.

Hospital & Practice Group Affiliations

Beaver Medical Group P C

2 W Fern Ave, Redlands, CA 923735916

Phone: 9097933311

Secondary Practice Locations

1690 Barton Rd Ste 200

Redlands, CA 923734231

Phone: 9097933311

Practice Associates & Co-Workers

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

40 Associated Practitioners

Lui Yap , PA-C

Physician Assistant - Medical

NPI 1053379768

Physician Assistant (Certified)

Susannah Elton , PA-C

Physician Assistant

NPI 1063452811

Physician Assistant (Certified)

James Mathey , PA-C

Physician Assistant

NPI 1104864933

Physician Assistant (Certified)

Carri Lakes , NP

Nurse Practitioner

NPI 1134609415

Nurse Practitioner

Quanjian Yan , PA

Physician Assistant

NPI 1144796335

Physician Assistant

Dr. Joshua Choi , MD

Internal Medicine

NPI 1205270766

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

7 Historical Events

📍

Updated Business Mailing Address January 17, 2026

Registered at PO BOX 35380, LAS VEGAS, NV 891335380 (Tel: 7025793203)

✅

NPI Profile Active March 17, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location March 17, 2016

Registered at 6109 W RAMSEY ST, BANNING, CA 922203051 (Tel: 9518450313)

📍

Updated Business Mailing Address March 17, 2016

Registered at PO BOX 10069, SAN BERNARDINO, CA 924230069 (Tel: 9093354188)

👤

Provider Name / Credentials Updated March 17, 2016

Recorded as MICHAEL YOON, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 17, 2016

Ophthalmology (License #A95899 in CA)

🟢

Initial NPI Registration & Enumeration August 05, 2007

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: 1124219332

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: August 05, 2007

Last Update: January 17, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 35380

Las Vegas, NV 891335380

Phone: 7025793203

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.