Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Linn S McDonald DC Inc

Organization Chiropractor · NPI 1609536812

Linn S McDonald DC Inc is a Chiropractor in Walnut, California. Registered with an NPI since 2021.

In the registry since
2021
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

302 S Lemon Ave
Walnut, CA 91789-2703
Phone: (909) 594-5243
Fax: (909) 594-5374
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X

Record details

NPI number1609536812
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Linn McDonald — Owner/ Doctor · (909) 594-5243
NPI enumeratedDecember 29, 2021
Last updated in NPPESDecember 29, 2021
Certification dateDecember 29, 2021
Mailing address302 S Lemon Ave, Walnut, CA 91789-2703

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