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

Individual provider Chiropractor · NPI 1528153103

Mr. John Grgicak, DC is a Chiropractic in Royal Oak, Michigan. Graduated from National College of Chiropractic in 2000, 26 years ago. Accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
26
Trained at
National College of Chiropractic
Licensed in
MI
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

716 W 11 Mile Rd
Royal Oak, MI 48067-2411
Phone: (248) 544-9009
Fax: (248) 544-9002
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence JG008248 (MI)

Record details

NPI number1528153103
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorNo
NPI enumeratedOctober 3, 2006
Last updated in NPPESJuly 9, 2007
Mailing address716 West 11 Mile Road, Royal Oak, MI 48067-2411

Medicare enrollment

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

Medicare specialtyCHIROPRACTIC
Medical schoolNATIONAL COLLEGE OF CHIROPRACTIC
Graduated 2000 (26 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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