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

John Michael Ratchford, MD

Individual provider Internal Medicine Physician · NPI 1770584880

John Michael Ratchford, MD is an Internal Medicine Physician in Muskegon, Michigan. Licensed in Michigan. Registered with an NPI since 2005.

Licensed in
MI
In the registry since
2005
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

1675 Leahy St Ste 215A
Muskegon, MI 49442-5500
Phone: (231) 728-1690
Fax: (231) 728-1689
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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 4301043457 (MI)

Record details

NPI number1770584880
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 10, 2005
Last updated in NPPESFebruary 4, 2011
Mailing addressPo Box 1847, Muskegon, MI 49443-1847

Other providers in Muskegon