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

Margaret M. Mueller, MD

Individual provider Pediatrics Physician · NPI 1295889244

Margaret M. Mueller, MD is a Pediatrics Physician in Cottleville, Missouri. Licensed in Missouri. Registered with an NPI since 2007.

Licensed in
MO
In the registry since
2007
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

4525 Mid Rivers Mall Dr Ste 20
Cottleville, MO 63376-2820
Phone: (636) 229-3393
Fax: (636) 441-4398
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 2006031055 (MO)

Record details

NPI number1295889244
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 23, 2007
Last updated in NPPESDecember 14, 2022
Certification dateDecember 14, 2022
Mailing address4525 Mid Rivers Mall Dr, Suite 20, Cottleville, MO 63376-2820

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