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

Lydia L. Harris, PA

Individual provider Physician Assistant · NPI 1861386476

Lydia L. Harris, PA is a Physician Assistant in Saint Louis, Missouri. Qualified in 2025, 1 year ago. Practices with Mercy Clinic Adult Hospitalists - St Louis, LLC, a 141-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
1
Licensed in
MO
In the registry since
2025
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

615 S New Ballas Rd
Saint Louis, MO 63141-8221
Phone: (314) 251-6339
Fax: (314) 251-4564
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 2025032287 (MO)

Record details

NPI number1861386476
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA
Sole proprietorNo
NPI enumeratedJune 6, 2025
Last updated in NPPESAugust 20, 2025
Certification dateAugust 20, 2025

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Group practice Mercy Clinic Adult Hospitalists - St. Louis, Llc — 141 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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