Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1144520339 Individual Practitioner Female Practitioner

Dr. Vivian Lien , MD

Ophthalmology • Mather, CA

Professional Overview & Biography Verified Profile Summary

Dr. Vivian Lien, MD is a registered healthcare professional specializing in Ophthalmology in Mather, CA. Practice services are available at 10535 HOSPITAL WAY BLDG 720 under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

10535 Hospital Way Bldg 720

Mather, CA 956554200

Telephone 9163665463
Fax 9163665463

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Mather, CA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 8.0 Yrs
State Avg: 29.5 Yrs
Regional Practice Density
6 Specialists

Practicing in Mather, CA (3116 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

CMS Verified: 2026-05-01
Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License CA A119811

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 TX Q0305

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 AZ R71949

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.

Practice Associates & Co-Workers

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

5 Associated Practitioners
NPI 1043259849

Doctor of Optometry

NPI 1083922934

Doctor of Optometry

Vania Rashidi

Ophthalmology

NPI 1790289288
NPI 1831169176

Doctor of Optometry

NPI 1841275567

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

9 Historical Events
📍
Updated Practice Location May 01, 2026

Registered at 10535 HOSPITAL WAY BLDG 720, MATHER, CA 956554200 (Tel: 9163665463)

📍
Updated Business Mailing Address May 01, 2026

Registered at 10535 HOSPITAL WAY BLDG 720, MATHER, CA 956554200 (Tel: 9163665463)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 01, 2026

Ophthalmology (License #A119811 in CA)

NPI Profile Active May 22, 2014

NPI status registered as active in NPPES database

📍
Updated Practice Location May 22, 2014

Registered at 4860 Y ST, SUITE 2400 DEPT OF OPHTHALMOLOGY, SACRAMENTO, CA 958172307 (Tel: 9167346602)

📍
Updated Business Mailing Address May 22, 2014

Registered at 4860 Y ST, SUITE 2400 DEPT OF OPHTHALMOLOGY, SACRAMENTO, CA 958172307 (Tel: 9167346602)

👤
Provider Name / Credentials Updated May 22, 2014

Recorded as VIVIAN LIEN, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 22, 2014

Ophthalmology (License #A119811 in CA)

🟢
Initial NPI Registration & Enumeration October 22, 2010

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews
No patient reviews submitted yet for Dr. Vivian Lien. Be the first to share your experience!

Sign in to leave a review for Dr. Vivian Lien

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1144520339
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: October 22, 2010
Last Update: May 01, 2026
Sole Proprietor: No

Mailing Address

10535 Hospital Way Bldg 720

Mather, CA 956554200

Phone: 9163665463

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.