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Active NPI 1649316753 Individual Practitioner Male Practitioner

Dr. Christopher Lyon , PhD, MD

Ophthalmology • Orange, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Christopher Lyon, PhD, MD is a certified Ophthalmology practicing in Orange, CA. With approximately 37 years of clinical experience since completing medical education in 1989, Dr. Lyon delivers high-quality medical care to the local community at 1201 W LA VETA AVE.

Dr. Lyon accepts Medicare assignment.

Frequently performed procedures and clinical services include multiple measurements of eye fluid pressure over an extended time period, therapy procedure using manual technique, each, training for self-care or home management, each. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1201 W La Veta Ave
300

Orange, CA 928684213

Telephone 7147711144
Fax 7147716785
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Other

Graduation Year

1989

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Orange, CA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
37 Yrs +18.7 yrs vs City Avg
City Avg: 18.3 Yrs
State Avg: 29.5 Yrs
Regional Practice Density
41 Specialists

Practicing in Orange, CA (3116 Statewide)

Telehealth Adoption Rate
2.4% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
83.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Lyon (37 Years) 37 Yrs
Orange Specialty Average (18.3 Years) 18.3 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
92100 Multiple measurements of eye fluid pressure over an extended time period
103 21 $346.26 $96.06
97140 Therapy procedure using manual technique, each 15 minutes
99 20 $321.46 $22.17
97535 Training for self-care or home management, each 15 minutes
97 20 $325.00 $35.73
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more
80 15 $485.00 $194.01
92020 Examination of cornea and iris using lens device and slit lamp
68 21 $215.00 $29.94
92283 Extended color vision examination
50 21 $275.00 $62.33
92083 Exam of visual field with extended testing
47 19 $275.00 $66.22
92201 Extended exam of the back part of the eye with retinal drawing
35 19 $495.00 $26.46
92202 Extended exam of the back part of the eye with optic nerve drawing
33 13 $490.00 $16.51
92082 Exam of visual field with intermediate testing
31 12 $215.00 $48.50
92060 Exam to measure eye deviation and range of motion
30 17 $235.00 $65.17
76514 Ultrasound scan of cornea to determine thickness
18 16 $295.00 $11.34

Medical Specialties & State Licenses

Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License CA A37277

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.

Surgery

NUCC Taxonomy Code: 208600000X

State License CA A37277

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID Taxid
330116450 (CA)

Practice Associates & Co-Workers

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

40 Associated Practitioners
Trisha Jackson

Social Worker

NPI 1003118878
Dr. Julian Thomas , MD

Psychiatry & Neurology - Neurology with Special Qualifications in Child Neurology

NPI 1003235607

Doctor of Medicine (M.D.)

Dr. Geoffrey Cheng , MD

Pediatrics - Pediatric Hematology-Oncology

NPI 1003307687

Doctor of Medicine (M.D.)

Brianna Leyden

Student in an Organized Health Care Education/Training Program

NPI 1003435140
Dr. Marni Nagel , PhD

Psychologist - Clinical Child & Adolescent

NPI 1013072081

Doctor of Philosophy (Ph.D.)

Dr. Daina Dreimane , MD

Pediatrics - Pediatric Endocrinology

NPI 1013098177

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active October 24, 2008

NPI status registered as active in NPPES database

📍
Updated Practice Location October 24, 2008

Registered at 1201 W LA VETA AVE, 300, ORANGE, CA 928684213 (Tel: 7147711144)

📍
Updated Business Mailing Address October 24, 2008

Registered at 1201 W LA VETA AVE, 300, ORANGE, CA 928684213 (Tel: 7147711144)

👤
Provider Name / Credentials Updated October 24, 2008

Recorded as CHRISTOPHER LYON, PH.D,MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) October 24, 2008

Ophthalmology (License #A37277 in CA)

🟢
Initial NPI Registration & Enumeration January 29, 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: 1649316753
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: January 29, 2007
Last Update: October 24, 2008
Sole Proprietor: Yes

Mailing Address

1201 W La Veta Ave, 300

Orange, CA 928684213

Phone: 7147711144

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.