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

Dr. William Brinson Orr, MD

Individual provider Pediatrics Physician · NPI 1699115006

Dr. William Brinson Orr, MD is a Pediatric Medicine in Saint Louis, Missouri. Qualified in 2013, 13 years ago. Practices with Washington University, a 2,986-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
13
Licensed in
MO
In the registry since
2013
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1 Childrens Pl Div Ped Cardiology
Saint Louis, MO 63110-1002
Phone: (314) 454-6095
Fax: (314) 884-6008
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Cardiology Physician (primary) Taxonomy 2080P0202X · Licence 2016009346 (MO)
Pediatrics Physician Taxonomy 208000000X · Licence 2016009346 (MO)

Record details

NPI number1699115006
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 28, 2013
Last updated in NPPESFebruary 9, 2026

Medicare enrollment

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

Medicare specialtyPEDIATRIC MEDICINE
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Washington University — 2986 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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