RETINA INSTITUTE OF CALIFORNIA MEDICAL GROUP, A CALIFORNIA MEDICAL PAR
NPI 1801289962
Optometrist in Lancaster, CA

Active since March 13, 2015
44815 FIG AVE, LANCASTER, CA 93534(661) 206-8469(661) 206-8924 Get Directions Write a Review

NPPES record last updated: August 1, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 12, 2021, Mar 26, 2021, Jun 27, 2018 (3 updates tracked since 2018).

About Retina Institute Of California Medical Group, A California Medical Par NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

RETINA INSTITUTE OF CALIFORNIA MEDICAL GROUP, A CALIFORNIA MEDICAL PAR (NPI 1801289962), doing business as Acuity Eye Group, is a healthcare organization registered as an optometrist in Lancaster, California and active in the NPI registry since March 2015. The organization lists Tom S Chang, Owner/founder, as its authorized official.

NPPES Registry Identity

NPI1801289962
Entity TypeOrganization
Primary Taxonomy152W00000X
Legal Business NameRETINA INSTITUTE OF CALIFORNIA MEDICAL GROUP, A CALIFORNIA MEDICAL PAR
Location Address44815 FIG AVELancaster, CA 93534-3144
Mailing Address100 E California BlvdPasadena, CA 91105-3205 · (626) 568-8838 · Fax (626) 574-7188
Fax(661) 206-8924
Organization SubpartNo
Authorized OfficialTom S ChangOwner/founder · (800) 898-2020
Enumeration DateMarch 13, 2015
Last NPPES UpdateAugust 1, 20253 updates tracked since enumeration
NPPES CertifiedAugust 1, 2025
NPI 1801289962 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License Licensed in CA · A69909
Definition
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.
Also ListedOphthalmologyTaxonomy 207W00000X
44815 FIG AVE, Lancaster, CA 93534

Other Names 1

Doing Business AsAcuity Eye Group

Other Identifiers 1

Other1760541569CA · Group Npi

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Optometrist
44815 FIG AVE
LANCASTER, CA 93534
Optometrist
44815 FIG AVE
LANCASTER, CA 93534
Optometrist
44815 FIG AVE
LANCASTER, CA 93534
Ophthalmology (Retina Specialist)
44815 FIG AVE
LANCASTER, CA 93534
Specialist
44815 FIG AVE
LANCASTER, CA 93534
Optometrist
44815 FIG AVE
LANCASTER, CA 93534
Ophthalmology
44815 FIG AVE
LANCASTER, CA 93534

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Retina Institute Of California Medical Group, A California Medical Par's NPI number?

The NPI number for Retina Institute Of California Medical Group, A California Medical Par is 1801289962. It was assigned to this organization in the NPPES registry on March 13, 2015. The provider is doing business as Acuity Eye Group.

Where is Retina Institute Of California Medical Group, A California Medical Par located?

Retina Institute Of California Medical Group, A California Medical Par is located at 44815 Fig Ave, Lancaster, CA 93534. The listed phone number is (661) 206-8469.

What is Retina Institute Of California Medical Group, A California Medical Par's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

When was this NPI record last updated?

The NPPES record for Retina Institute Of California Medical Group, A California Medical Par was last updated on August 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.