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Active NPI 1386869451 Individual Practitioner Female Practitioner

Dr. Vanessa Loo Chang , OD

Optometrist • Mcallen, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Vanessa Chang, OD is a certified Optometrist practicing in Mcallen, TX. With approximately 46 years of clinical experience since graduating from University Of Houston - College Of Optometry in 1980, Dr. Chang delivers high-quality medical care to the local community at 318 W NOLANA AVE.

Dr. Chang accepts Medicare assignment.

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

Practice Location & Contact Primary Location

Practice Address

318 W Nolana Ave

Mcallen, TX 785042528

Telephone 9566640444
Fax 9566640446
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

University Of Houston - College Of Optometry

Graduation Year

1980

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Optometrist in Mcallen, TX

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
46 Yrs +23.8 yrs vs City Avg
City Avg: 22.2 Yrs
State Avg: 19.5 Yrs
Regional Practice Density
40 Specialists

Practicing in Mcallen, TX (5156 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
2.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Chang (46 Years) 46 Yrs
Mcallen Specialty Average (22.2 Years) 22.2 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2023)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
92014 Established patient complete exam of visual system
23 23 $115.00 $112.11
92004 New patient complete exam of visual system
15 15 $119.80 $118.00

Medical Specialties & State Licenses

Optometrist Primary Specialty

NUCC Taxonomy Code: 152W00000X

State License TX 2733T

Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
037005801 (TX)
Commercial Insurance / Payer ID Tx Optometry Liscense
2733T (TX)

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active May 16, 2012

NPI status registered as active in NPPES database

📍
Updated Practice Location May 16, 2012

Registered at 318 W NOLANA AVE, MCALLEN, TX 785042528 (Tel: 9566640444)

📍
Updated Business Mailing Address May 16, 2012

Registered at 318 W NOLANA AVE, MCALLEN, TX 785042528 (Tel: 9566640444)

👤
Provider Name / Credentials Updated May 16, 2012

Recorded as VANESSA CHANG, O.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 16, 2012

Optometrist (License #2733T in TX)

🟢
Initial NPI Registration & Enumeration April 16, 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: 1386869451
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 16, 2007
Last Update: May 16, 2012
Sole Proprietor: No

Mailing Address

318 W Nolana Ave

Mcallen, TX 785042528

Phone: 9566640444

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.