Dr. Peter Donato Larossa, MD — NPI 1255759700

Dr. Peter Donato Larossa, MD’s National Provider Identifier is 1255759700. NPPES classifies this as a Type 1 individual record and reports a practice location in Saint Louis, Missouri. The primary taxonomy is Pediatric Cardiology Physician.

Key facts

NPI
1255759700
Entity type
Type 1 individual
NPPES status
Active in the August 10, 2026 snapshot
Practice location
1 CHILDRENS PL, DIV PED CARDIOLOGY
Saint Louis, Missouri 63110
Practice telephone
(314) 454-6095
Primary taxonomy
Pediatric Cardiology Physician (2080P0202X)
Allopathic & Osteopathic Physicians › Pediatrics › Pediatric Cardiology
Additional taxonomies
  • Pediatrics Physician (208000000X)
Enumeration date
April 2, 2014
NPPES last update
February 9, 2026
Source
CMS NPPES, NPPES Data Dissemination August 2026 V2

Questions answered by the NPPES record

What is the NPI for Dr. Peter Donato Larossa, MD?

The NPI listed for Dr. Peter Donato Larossa, MD in the NPPES snapshot is 1255759700. The number passes the NPI check-digit test and is recorded as active in that snapshot.

Is NPI 1255759700 an individual or organization record?

NPPES records NPI 1255759700 as an Entity Type 1 record, which CMS assigns to an individual health care provider.

Where is the reported practice location?

The primary practice location reported to NPPES is 1 CHILDRENS PL, DIV PED CARDIOLOGY, Saint Louis, Missouri 63110.

What taxonomy codes are listed for this NPI?

2 taxonomy codes are listed. Primary: Pediatric Cardiology Physician (2080P0202X). Additional: Pediatrics Physician (208000000X). Names come from the NUCC Health Care Provider Taxonomy code set version 26.1; definitions are not reproduced.

When was the NPPES record last updated?

NPPES reports a last update date of February 9, 2026 and an enumeration date of April 2, 2014, as published in NPPES Data Dissemination August 2026 V2.

Source and data date

All facts on this page come from the Centers for Medicare & Medicaid Services (CMS) NPPES data dissemination file NPPES Data Dissemination August 2026 V2, released August 10, 2026 (snapshot date 2026-08-10). The record was reproduced from the main provider file without edits; only the fields listed on the methodology page are published.

CMS updates NPPES continuously and this page reflects a single monthly snapshot. Confirm current details in the official NPPES NPI Registry.

Directory pages

This profile is listed on the Saint Louis, Missouri NPI directory and the Missouri NPI directory.

Other published profiles in Saint Louis, MO

Up to ten other profiles this site publishes for Saint Louis, listed alphabetically. Appearing together here indicates only a shared reported practice city, not any affiliation or relationship. The city page lists all 48 published profiles.

Corrections and removal requests

To change the underlying record, the provider or an authorized representative must update it with CMS through the NPPES provider portal; this site cannot edit NPPES data. Changes appear here only after a later monthly file is processed.

To report a presentation error on this site, or to ask that a practice address or telephone number be suppressed from this page, email contact@npireference.com with the NPI and the request. See the corrections page for the full process and timelines. Do not include patient or clinical information.

Independent service disclaimer

This directory is an independent, experimental publication of public NPPES fields. It is not affiliated with or endorsed by CMS, NPPES, Medicare, the American Medical Association, or the National Uniform Claim Committee. An NPI is an administrative identifier. Its presence here does not establish that a provider is licensed, credentialed, board certified, in good standing, accepting patients or insurance, employed by or affiliated with any organization, or currently practicing. Nothing on this page is medical, legal, or insurance advice.