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

Mr. Matthew Meier

Individual provider Internal Medicine Physician · NPI 1578574372

Mr. Matthew Meier is an Internal Medicine in O Fallon, Missouri. Qualified in 1988, 38 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
38
Licensed in
MO
In the registry since
2006
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Practice location Address checks out

1002 Peruque Crossing Ct Ste 102
O Fallon, MO 63366-2362
Phone: (636) 294-5757
Fax: (636) 294-5742
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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 DOR9J58 (MO)

Record details

NPI number1578574372
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedAugust 10, 2006
Last updated in NPPESApril 5, 2011
Mailing address51 Catamaran Dr, Lake St Louis, MO 63367-2904

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1988 (38 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in O Fallon