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

Dr. David Grootendorst, DC

Individual provider Chiropractor · NPI 1225118177

Dr. David Grootendorst, DC is a Chiropractic in Madera, California. Graduated from Palmer College Chiropractic - West Sunnyvale in 1982, 44 years ago. Practices with Grootendorst Chiropractic Professional Corporation, a 2-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
44
Trained at
Palmer College Chiropractic - West Sunnyvale
Licensed in
CA
In the registry since
2006
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

900 W Yosemite Ave
Madera, CA 93637-4555
Phone: (559) 674-8892
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence 15082 (CA)

Record details

NPI number1225118177
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorNo
NPI enumeratedOctober 16, 2006
Last updated in NPPESJune 4, 2020
Certification dateJune 4, 2020
Mailing address900 W Yosemite Ave, Madera, CA 93637-4555

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCHIROPRACTIC
Medical schoolPALMER COLLEGE CHIROPRACTIC - WEST SUNNYVALE
Graduated 1982 (44 years in practice)
Group practice Grootendorst Chiropractic Professional Corporation — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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