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

Dr. Steven K Brennan, MD

Individual provider Pediatrics Physician · NPI 1356754451

Dr. Steven K Brennan, 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
2014
Specialties on file
3
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 Allergy/immuno/pulmo
Saint Louis, MO 63110-1002
Phone: (314) 454-2694
Fax: (314) 454-2515
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Pulmonology Physician (primary) Taxonomy 2080P0214X · Licence 2017022832 (MO)
Pediatrics Physician Taxonomy 208000000X · Licence 2017022832 (MO)
Pediatric Emergency Medicine (Pediatrics) Physician Taxonomy 2080P0204X · Licence 2017022832 (MO)

Record details

NPI number1356754451
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 5, 2014
Last updated in NPPESApril 15, 2025
Certification dateJuly 16, 2020

Medicare enrollment

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

Medicare specialtyPEDIATRIC MEDICINE
Also practisesALLERGY/IMMUNOLOGY
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Washington University — 2986 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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