Jessenia Guerrero M.D.
About this NPIWhat this record shows.
NPI 1447646021 is registered to Jessenia Guerrero M.D., a Pediatric Pathology Physician practising at 1465 S Grand Blvd in Saint Louis, Missouri. Pediatric Pathology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Jessenia Guerrero M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2015.
Beyond the registryWhat this record adds.
It is enrolled in Medicare, linking to 2 PECOS enrollment records (each with a public Medicare Enrollment ID) sourced from CMS, which the NPPES registry does not list. Within the directory it is one of 12 Pediatric Pathology Physician providers on file in Missouri.
Source: CMS NPPES and PECOS public files. snapshot, refreshed monthly.
Your brand here.
Medicare enrollment
This provider holds 2 Medicare enrollments on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20210624003246PathologyMO
- I20251111002564PathologyIL
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Jessenia Guerrero M.D. accepts. To confirm in-network status with your specific health plan, contact Jessenia Guerrero M.D. directly at (314) 577-5600.
Frequently asked
Yes. NPI 1447646021 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Pediatric Pathology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (314) 577-5600.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Jessenia Guerrero M.D. is a Type-1 individual NPI.
As of the latest monthly CMS NPPES snapshot, 12 Pediatric Pathology Physician providers are registered in Missouri, and Jessenia Guerrero M.D. is one of them. The figure refreshes each month from the federal source.