DR. SETH MATTHEW HARRIS DO
NPI 1740711217
Pediatrics - Pediatric Cardiology in Saint Louis, MO
About Dr. Seth Matthew Harris Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SETH MATTHEW HARRIS DO (NPI 1740711217) is an individual pediatric cardiology provider in Saint Louis, Missouri, licensed in Missouri (2021013354) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS and is a graduate of Michigan State University College Of Osteopathic Medicine (2017).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Accepted 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. Seth Matthew Harris Do 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.
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.
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
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 Seth Harris's NPI number?
The NPI number for Seth Harris is 1740711217. It was assigned to this individual provider in the NPPES registry on March 25, 2017.
Where is Seth Harris located?
Seth Harris practices at 1 Childrens Pl Div Ped Cardiology, Saint Louis, MO 63110. The listed phone number is (314) 454-6095.
What is Seth Harris's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Cardiology, with taxonomy code 2080P0202X.
Is Seth Harris enrolled in Medicare?
Yes. Seth Harris 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 Seth Harris accept?
Health plans from Cox HealthPlans list Seth Harris 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 Seth Harris was last updated on February 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Dr. Seth Matthew Harris, DO · NPI 1740711217
Pediatric Cardiology physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since March 25, 2017.
## Identity
- **NPI:** 1740711217 (Entity type: Individual)
- **Enumerated:** March 25, 2017
- **Primary specialty:** Pediatrics - Pediatric Cardiology · taxonomy 2080P0202X
- **State license:** 2021013354 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 CHILDRENS PL, DIV PED CARDIOLOGY, Saint Louis, MO 63110-1002
- **Phone:** (314) 454-6095 · **Fax:** (314) 884-6008
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Michigan State University College Of Osteopathic Medicine, class of 2017
## Record status
- **NPPES last updated:** February 9, 2026
- **Other identifiers:** Medicaid 200096381 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1740711217) · Data from the CMS NPPES public registry.