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

Mrs. Leah Harmon Costello, PA

Individual provider Physician Assistant · NPI 1588073738

Mrs. Leah Harmon Costello, PA is a Physician Assistant in Malvern, Arkansas. Graduated from University of North Dakota School of Medicine in 2014, 12 years ago. Practices with Covenant Health LLC, a 7-clinician group and accepts Medicare assignment. Licensed in Arkansas.

Years since qualifying
12
Trained at
University of North Dakota School of Medicine
Licensed in
AR
In the registry since
2014
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

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Practice location Address checks out

1002 Schneider Dr Ste 104
Malvern, AR 72104-4823
Phone: (501) 332-7981
Fax: (501) 337-9964
Show map & directions

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

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence PA-565 (AR)

Record details

NPI number1588073738
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA
Sole proprietorNo
NPI enumeratedAugust 12, 2014
Last updated in NPPESMay 17, 2021
Certification dateMay 17, 2021

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolUNIVERSITY OF NORTH DAKOTA SCHOOL OF MEDICINE
Graduated 2014 (12 years in practice)
Group practice Covenant Health Llc — 7 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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