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

Mrs. Mary Elizabeth Malen, NP

Individual provider Adult Health Nurse Practitioner · NPI 1386784676

Mrs. Mary Elizabeth Malen, NP is a Nurse Practitioner in Ballwin, Missouri. Qualified in 2006, 20 years ago. Practices with Mdwatch Medical Corp, a 9-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Missouri.

Years since qualifying
20
Licensed in
MO
In the registry since
2007
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

1227 De Noailles Dr
Ballwin, MO 63011-3605
Phone: (877) 658-2244
Fax: (858) 724-6662
Show map & directions

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

Specialties & licences

Adult Health Nurse Practitioner (primary) Taxonomy 363LA2200X · Licence 2002016341 (MO)

Record details

NPI number1386784676
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedFebruary 7, 2007
Last updated in NPPESJuly 1, 2026
Certification dateJuly 1, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Group practice Mdwatch Medical Corp — 9 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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