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

Individual provider Internal Medicine Physician · NPI 1336129139

Dr. Michael Giacalone Jr., MD is an Internal Medicine in Flint, Michigan. Graduated from University of Michigan Medical School in 1972, 54 years ago. Practices with Hamilton Community Health Network Inc, a 48-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
54
Trained at
University of Michigan Medical School
Licensed in
MI
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

G3375 S Saginaw St
Flint, MI 48529-1244
Phone: (810) 743-6830
Fax: (810) 743-7086
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 4301032442 (MI)

Record details

NPI number1336129139
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 18, 2006
Last updated in NPPESNovember 15, 2011

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduated 1972 (54 years in practice)
Group practice Hamilton Community Health Network Inc — 48 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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