DR. STEVEN K BRENNAN MD
NPI 1356754451
Pediatrics - Pediatric Pulmonology in Saint Louis, MO

Q: What is Steven Brennan's NPI number?

The NPI number for Steven Brennan is 1356754451. It was assigned to this individual provider in the NPPES registry on June 5, 2014.

Q: What is Steven Brennan's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Pulmonology, with taxonomy code 2080P0214X.

Q: When was this NPI record last updated?

The NPPES record for Steven Brennan was last updated on April 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since June 05, 2014PECOS EnrolledAccepts Medicare Assignment

79.29/100

CMS Quality Rating

1 CHILDRENS PL, DIV PED ALLERGY/IMMUNO/PULMO, SAINT LOUIS, MO 63110(314) 454-2694(314) 454-2515 Get Directions Write a Review

NPPES record last updated: April 15, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 25, 2024, Apr 10, 2024, Aug 30, 2023 and 5 more (8 updates tracked since 2020).

On this page

About Dr. Steven K Brennan Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. STEVEN K BRENNAN MD (NPI 1356754451) is an individual pediatric pulmonology provider in Saint Louis, Missouri, licensed in Missouri (2017022832) and active in the NPI registry since June 2014. He is enrolled in Medicare PECOS and is a graduate of Other (2013).

NPPES Registry Identity

NPI1356754451

Entity TypeIndividualMale

Primary Taxonomy2080P0214X

Provider Legal NameDR. STEVEN K BRENNANCredential: MD

Location Address1 CHILDRENS PL, DIV PED ALLERGY/IMMUNO/PULMOSaint Louis, MO 63110-1002

Mailing AddressPo Box 7412011Chicago, IL 60674-2011 · (314) 454-2694 · Fax (314) 454-2515

Phone(314) 454-2694

Fax(314) 454-2515

Sole ProprietorNo

Medical School CMSOtherGraduated 2013

Enumeration DateJune 5, 2014

Last NPPES UpdateApril 15, 20258 updates tracked since enumeration

NPPES CertifiedJuly 16, 2020

✔ NPI 1356754451 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPediatrics · Pediatric PulmonologyAllopathic & Osteopathic Physicians

Taxonomy Code2080P0214X

License✔ Licensed in MO · 2017022832

Definition

A pediatrician dedicated to the prevention and treatment of all respiratory diseases affecting infants, children and young adults. This specialist is knowledgeable about the growth and development of the lung, assessment of respiratory function in infants and children, and experienced in a variety of invasive and noninvasive diagnostic techniques.

Also ListedPediatricsTaxonomy 208000000X · License 2017022832 (MO)

Also ListedPediatrics · Pediatric Emergency MedicineTaxonomy 2080P0204X · License 2017022832 (MO)

1 CHILDRENS PL, Saint Louis, MO 63110

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Other Identifiers 1

Medicaid200029278MO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cox HealthPlans.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Steven K Brennan Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7416259874

PECOS Enrollment IDI20200605002309

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

79.29/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

71.46

Promoting Interoperability

100

Improvement Activities

Cost

59.51

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ARIE BAKER MSW, LCSW

Social Worker (Clinical)

1 CHILDRENS PL, CAMPUS BOX 8116
SAINT LOUIS, MO 63110

St. Louis City (314) 747-6169

HANNAH EDELMAN MD, PHD

Psychiatry & Neurology (Neurology)

1 CHILDRENS PL
SAINT LOUIS, MO 63110

St. Louis City (314) 454-6120

SUSAN CHEUNG WALSH AUD

Audiologist-Hearing Aid Fitter

1 CHILDRENS PL
SAINT LOUIS, MO 63110

St. Louis City (314) 454-4649

MS. JENNIFER MARIE JACOBI PNP

Nurse Practitioner (Pediatrics)

1 CHILDRENS PL, DEPT NEUROLOGICAL SURGERY, STE 4E
SAINT LOUIS, MO 63110

St. Louis City (314) 362-3577

MS. EMILY LINCOLN RN, NNP-BC

Nurse Practitioner (Neonatal, Critical Care)

1 CHILDRENS PL
SAINT LOUIS, MO 63110

St. Louis City (314) 454-6000

MS. MARISSA ROSE PEREZ-MAGNELLI PNP

Nurse Practitioner (Pediatrics)

1 CHILDRENS PL, DEPT NEUROLOGY, STE 2130
SAINT LOUIS, MO 63110

St. Louis City (314) 454-6120

DR. WILLIAM L RIVES MD

Hospitalist

1 CHILDRENS PL, DIV PED HOSPITALIST MED
SAINT LOUIS, MO 63110

St. Louis City (314) 454-2076

DR. PETER M KILBRIDGE MD

Pediatrics

1 CHILDRENS PL, SUITE C
SAINT LOUIS, MO 63110

St. Louis City (314) 454-2479

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Steven Brennan's NPI number?

The NPI number for Steven Brennan is 1356754451. It was assigned to this individual provider in the NPPES registry on June 5, 2014.

Where is Steven Brennan located?

Steven Brennan practices at 1 Childrens Pl Div Ped Allergy/Immuno/Pulmo, Saint Louis, MO 63110. The listed phone number is (314) 454-2694.

What is Steven Brennan's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Pulmonology, with taxonomy code 2080P0214X.

Is Steven Brennan enrolled in Medicare?

Yes. Steven Brennan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Steven Brennan accept?

Health plans from Cox HealthPlans list Steven Brennan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Steven Brennan was last updated on April 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.