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

Dr. John Joseph Gribar, MD, MHSC

Individual provider Cardiovascular Disease Physician · NPI 1770600462

Dr. John Joseph Gribar, MD, MHSC is an Interventional Cardiology in Holland, Michigan. Graduated from Jefferson Medical College of Thomas Jefferson University in 2004, 22 years ago. Practices with Spectrum Health Primary Care Partners, a 2,303-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
22
Trained at
Jefferson Medical College of Thomas Jefferson University
Licensed in
MI
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

602 Michigan Ave
Holland, MI 49423-4918
Phone: (616) 392-3824
Fax: (616) 494-5950
Show map & directions

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

Specialties & licences

Interventional Cardiology Physician (primary) Taxonomy 207RI0011X · Licence 4301083655 (MI)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 4301083655 (MI)

Record details

NPI number1770600462
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , MHSC
Sole proprietorNo
NPI enumeratedMarch 26, 2007
Last updated in NPPESMarch 4, 2021
Certification dateMarch 4, 2021

Medicare enrollment

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

Medicare specialtyINTERVENTIONAL CARDIOLOGY
Also practisesCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolJEFFERSON MEDICAL COLLEGE OF THOMAS JEFFERSON UNIVERSITY
Graduated 2004 (22 years in practice)
Group practice Spectrum Health Primary Care Partners — 2303 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations13 on file with Medicare

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