JOSEPH CHANG MD
NPI 1306959259
Ophthalmology - Ophthalmic Plastic and Reconstructive Surgery in Bakersfield, CA

Active since August 16, 2006Opted out of Medicare · through Apr 1, 2028
4101 EMPIRE DRIVE, SUITE 120, BAKERSFIELD, CA 93309(661) 325-3934 Get Directions Write a Review

NPPES record last updated: December 23, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Joseph Chang Md NPPES

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

JOSEPH CHANG MD (NPI 1306959259) is an individual ophthalmic plastic and reconstructive surgery provider in Bakersfield, California, licensed in California (A29218) and active in the NPI registry since August 2006. He has opted out of Medicare through April 1, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1306959259
Entity TypeIndividualMale
Primary Taxonomy207WX0200X
Provider Legal NameJOSEPH CHANGCredential: MD
Location Address4101 EMPIRE DRIVE, SUITE 120Bakersfield, CA 93309
Mailing AddressPo Box 20831Bakersfield, CA 93390-0831 · (805) 565-5700 · Fax (661) 335-7766
Sole ProprietorYes
Enumeration DateAugust 16, 2006
Last NPPES UpdateDecember 23, 2020
NPPES CertifiedDecember 23, 2020
NPI 1306959259 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyOphthalmology · Ophthalmic Plastic and Reconstructive SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207WX0200X
License Licensed in CA · A29218
Definition

A physician who specializes in oculofacial plastic and reconstructive surgery. This subspecialty combines orbital and periocular surgery with facial plastic surgery, and includes aesthetic and reconstructive surgery of the face, orbit, eyelid, and lacrimal system. Practitioners evaluate, diagnose and treat conditions involving the eyelids, brows, midface, orbits, lacrimal systems and surrounding and supporting structures of the face and neck.

Also ListedOphthalmologyTaxonomy 207W00000X · License A65942 (CA)
4101 EMPIRE DRIVE, Bakersfield, CA 93309

Other Identifiers 2

MedicaidOOA659420CA
OtherMEDICARE RAILROADCA · 180040989

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Opted out of Medicare

Joseph Chang Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from April 1, 2022 through April 1, 2028.

Opt-Out Effective DateApril 1, 2022
Opt-Out In Effect ThroughApril 1, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93309 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$135.05 typical visit price
range $59.26 – $178.09
Typical copayment $33.76 (range $14.81 – $44.52)
Most-billed visit code 99204
Established Patient
$73.67 typical visit price
range $19.34 – $145.64
Typical copayment $18.41 (range $4.83 – $36.41)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

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

Clinic/Center (Ambulatory Surgical)
4101 EMPIRE DRIVE, SUITE 130
BAKERSFIELD, CA 93309

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 Joseph Chang's NPI number?

The NPI number for Joseph Chang is 1306959259. It was assigned to this individual provider in the NPPES registry on August 16, 2006.

Where is Joseph Chang located?

Joseph Chang practices at 4101 Empire Drive Suite 120, Bakersfield, CA 93309. The listed phone number is (661) 325-3934.

What is Joseph Chang's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Ophthalmic Plastic and Reconstructive Surgery, with taxonomy code 207WX0200X.

Is Joseph Chang enrolled in Medicare?

No. Joseph Chang has opted out of Medicare through April 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Joseph Chang was last updated on December 23, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.