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

Mr. Don J. Grundmann, DC

Individual provider Chiropractor · NPI 1902278872

Mr. Don J. Grundmann, DC is a Chiropractor in San Leandro, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2015
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

425 E Merle Ct
San Leandro, CA 94577
Phone: (510) 895-6789
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 14383 (CA)

Record details

NPI number1902278872
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedOctober 30, 2015
Last updated in NPPESOctober 30, 2015

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