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

Maggie Jo Billadeau, DO

Individual provider Internal Medicine Physician · NPI 1023767969

Maggie Jo Billadeau, DO is a Hospitalist in Saint Louis, Missouri. Graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2022, 4 years ago. Practices with SSM Health Care Group, a 923-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
4
Trained at
At Still University of Health Sciences, College of Osteo Med, Kirksville
Licensed in
MO
In the registry since
2022
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

1201 S Grand Blvd
Saint Louis, MO 63104-1016
Phone: (314) 257-8000
Fax: (314) 977-1664
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 2022022402 (MO)
Internal Medicine Physician Taxonomy 207R00000X · Licence 2022022402 (MO)

Record details

NPI number1023767969
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 19, 2022
Last updated in NPPESMarch 7, 2025
Certification dateMarch 7, 2025
Mailing address1008 S Spring Ave, Saint Louis, MO 63110-2520

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolAT STILL UNIVERSITY OF HEALTH SCIENCES, COLLEGE OF OSTEO MED, KIRKSVILLE
Graduated 2022 (4 years in practice)
Group practice Ssm Health Care Group — 923 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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