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

Individual provider Physician Assistant · NPI 1578351581

Mr. Brenden Haas, PA is a Physician Assistant in Saint Louis, Missouri. Qualified in 2025, 1 year ago. Practices with Washington University, a 2,986-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

1 Barnes Jewish Hospital Plz Div Im Pulmonary And Critical Care Medicine
Saint Louis, MO 63110-1003
Phone: (314) 454-8917
Fax: (314) 454-7524
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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 2025034218 (MO)

Record details

NPI number1578351581
Entity typeIndividual (Type 1)
GenderMale
Credentials PA
Sole proprietorNo
NPI enumeratedApril 29, 2025
Last updated in NPPESSeptember 9, 2025
Certification dateApril 29, 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 Washington University — 2986 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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