Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1225118177 Individual Practitioner Male Practitioner

Dr. David Grootendorst , DC

Chiropractor • Madera, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. David Grootendorst, DC is a certified Chiropractor practicing in Madera, CA. With approximately 44 years of clinical experience since graduating from Palmer College Chiropractic - West Sunnyvale in 1982, Dr. Grootendorst delivers high-quality medical care to the local community at 900 W YOSEMITE AVE.

Dr. Grootendorst is affiliated with Grootendorst Chiropractic Professional Corporation and accepts Medicare assignment.

Frequently performed procedures and clinical services include chiropractic manipulative treatment, 3-4 spinal regions. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

900 W Yosemite Ave

Madera, CA 936374555

Telephone 5596748892
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Palmer College Chiropractic - West Sunnyvale

Graduation Year

1982

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Chiropractor in Madera, CA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
44 Yrs +15.0 yrs vs City Avg
City Avg: 29.0 Yrs
State Avg: 27.5 Yrs
Regional Practice Density
7 Specialists

Practicing in Madera, CA (12100 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
8.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Grootendorst (44 Years) 44 Yrs
Madera Specialty Average (29.0 Years) 29.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions
1,133 131 $44.01 $40.21

Medical Specialties & State Licenses

CMS Verified: 2020-06-04
Chiropractor Primary Specialty

NUCC Taxonomy Code: 111N00000X

State License CA 15082

A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
GDC000470 (CA)

Hospital & Practice Group Affiliations

Grootendorst Chiropractic Professional Corporation

900 W Yosemite Ave, Madera, CA 936374555

Phone: 5596748892

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

2 Associated Practitioners
NPI 1720168669

Doctor of Chiropractic

NPI 1780765073

Doctor of Chiropractic

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 900 W YOSEMITE AVE, MADERA, CA 936374555 (Tel: 5596748892)

📍
Updated Business Mailing Address July 08, 2007

Registered at 900 W YOSEMITE AVE, MADERA, CA 936374555 (Tel: 5596748892)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as DAVID GROOTENDORST, DC

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Chiropractor (License #15082 in CA)

🟢
Initial NPI Registration & Enumeration October 16, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews
No patient reviews submitted yet for Dr. David Grootendorst. Be the first to share your experience!

Sign in to leave a review for Dr. David Grootendorst

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1225118177
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: October 16, 2006
Last Update: June 04, 2020
Sole Proprietor: No

Mailing Address

900 W Yosemite Ave

Madera, CA 936374555

Phone: 5596748892

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.