Christopher Loong Ma, D.C.

Christopher Loong Ma is a Chiropractor provider (Chiropractor) practicing in Castro Valley, CA, registered in the NPPES registry with NPI 1205717675 since 2025. The credential DC stands for Doctor of Chiropractic. Practices at Reichert Chiropractic Inc (listed at the same practice address in NPPES).

✓ Active NPI ✓ Valid NPI checksum

NPI	1205717675
Entity type	Individual (Type 1)
Name	Christopher Loong Ma
Credential	D.C.
Sex	Male
Practice address	21669 REDWOOD RD, Castro Valley, CA, 94546
Phone	5105827418
Enumeration date	2025-09-10
Last updated in NPPES	2026-01-23

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
111N00000X	Chiropractor	Primary	DC37429	CA

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

Copy-ready billing details

Provider: Christopher Ma, D.C.
NPI: 1205717675
Taxonomy: 111N00000X (Chiropractor)
Address: 21669 REDWOOD RD, Castro Valley, CA, 94546

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1659644375	Jeffrey Reichert	Individual	Chiropractor	Castro Valley, CA
1225548431	Reichert Chiropractic Inc	Organization	Chiropractor	Castro Valley, CA
1316551781	Ann Rose	Individual	Massage Therapist	Castro Valley, CA
1083363261	Stephanie Harn	Individual	Chiropractor	Castro Valley, CA

Verify this record

Cross-check NPI 1205717675 against the authoritative CMS record: view Christopher Loong Ma 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 Christopher Ma practice?

The practice location on file with NPPES is in Castro Valley, CA. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Christopher Ma?

The National Provider Identifier (NPI) for Christopher Ma is 1205717675, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2026-01-23.