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

Dr. M. Nanette Ritchie, DO

Individual provider Psychiatry Physician · NPI 1689703159

Dr. M. Nanette Ritchie, DO is a Psychiatry Physician in Saint Louis, Missouri. Practices as a sole proprietor. Licensed in Missouri.

Licensed in
MO
In the registry since
2007
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.

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Practice location Address checks out

621 S New Ballas Rd Ste 7004B
Saint Louis, MO 63141-8232
Phone: (314) 251-6295
Fax: (314) 251-5897
Show map & directions

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence DO110206 (MO)

Record details

NPI number1689703159
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorYes
NPI enumeratedMarch 2, 2007
Last updated in NPPESFebruary 17, 2015

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