CLIFFORD KARL CHANG OD INC. – NPI #1558536482
Optometrist

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.

Health Care Provider Taxonomy Code for Optometrist

CLIFFORD KARL CHANG OD INC. is an optometrist located in SAN FRANCISCO, CA. NPPES has assigned the NPI number 1558536482 to CLIFFORD KARL CHANG OD INC. on April 22, 2008. It is a Type-2 NPI, indicating this NPI number is associated with an organization. The primary taxonomy selected by this provider is 152W00000X from the Health Care Provider Taxonomy code set, which is classified as Optometrist.

The NPI profile was previously updated about 3 years ago on Feb 15, 2023. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for CLIFFORD KARL CHANG OD INC. below.

NPI Profile for
CLIFFORD KARL CHANG OD INC.

NPI Number
1558536482
Enumeration Date

(more than 18 years ago)
Entity Type
Type-2  Organization
Organization health care providers may have a single employee or thousands of employees. An example is an incorporated individual who is an organization's only employee.
Legal Name
CLIFFORD KARL CHANG OD INC.
Primary location
929 CLAY ST
203
SAN FRANCISCO, CA 94108-1556
Phone: (415) 982-1700 Fax: (415) 982-1750
Mailing address
Same as primary location
Organization Subpart
No
Authorized Official
BRADFORD CHANG
OPTOMETRIST
Phone: (415) 982-1700
Updated
Certification Date
Feb 15, 2023

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Identifiers

Identifiers for CLIFFORD KARL CHANG OD INC.

Identifiers are used to associate other provider identifiers such as Medicaid or other insurers (ie:, Blue Cross, Blue Shield, Aetna, Kaiser-Permanente, etc.), with their NPI number. These identifiers can be used in matching an NPI number to an insurer's records. However, not all providers have such numbers and not all providers choose to include them in their NPI information.

DescriptionIssuerStateIdentifier
otherNPI NUMBERCA1558536482
Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
152W00000X
- Optometrist (Primary)		 CA 4071

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.