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Dr. Cathy B. Do, D.C.

Dr. Cathy B. Do is a Chiropractor provider (Chiropractor) practicing in Santa Ana, CA, registered in the NPPES registry with NPI 1437341591 since 2007. The credential DC stands for Doctor of Chiropractic.

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI 1437341591
Entity type Individual (Type 1)
Name Dr. Cathy B. Do
Credential D.C.
Sex Female
Practice address Santa Ana, CA, 92704
Phone 7142102340
Fax 7142102622
Enumeration date 2007-08-13
Last updated in NPPES 2023-02-17

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code Specialty Primary License State
111N00000X Chiropractor Primary DC-30655 CA

DC — Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders. About the DC credential

Copy-ready billing details
Provider: Cathy Do, D.C.
NPI: 1437341591
Taxonomy: 111N00000X (Chiropractor)
Address: Santa Ana, CA, 92704

Other providers at this practice address

NPI Name Type Specialty Location
1508868597 Bao Tran Individual Physical Medicine & Rehabilitation Physician Santa Ana, CA
1023046216 Chau Nguyen Individual Chiropractor Santa Ana, CA
1720274731 Bao Q. Tran, MD, Inc. Organization Medical Specialty Clinic/Center Santa Ana, CA
1922296177 Joseph Chau Bao Nguyen, Chiropractic, Corp. Organization Clinic/Center Santa Ana, CA
1467640615 Ger Richard Yang Acupuncture, Inc. Organization Clinic/Center Santa Ana, CA

Verify this record

Cross-check NPI 1437341591 against the authoritative CMS record: view Dr. Cathy B. Do on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Cathy Do practice?
The practice location on file with NPPES is in Santa Ana, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Cathy Do?
The National Provider Identifier (NPI) for Cathy Do is 1437341591, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2023-02-17.