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

Ryan Gregory Thomas, MD

Individual provider Pediatrics Physician · NPI 1245527159

Ryan Gregory Thomas, MD is a Pediatrics Physician in Lansing, Michigan. Licensed in Michigan. Registered with an NPI since 2011.

Licensed in
MI
In the registry since
2011
Specialties on file
2
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

3220 Discovery Dr Ste 210
Lansing, MI 48910-8609
Phone: (517) 484-0004
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Pulmonology Physician (primary) Taxonomy 2080P0214X · Licence 4301098814 (MI)
Pediatrics Physician Taxonomy 208000000X · Licence 4301098814 (MI)

Record details

NPI number1245527159
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 30, 2011
Last updated in NPPESJune 27, 2025
Certification dateJune 27, 2025
Mailing address100 Michigan St Ne # Mc845, Grand Rapids, MI 49503-2560

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