Alison Rentz MD
About this NPIWhat this record shows.
NPI 1356332621 is registered to Alison Rentz MD, a Neonatal-Perinatal Medicine Physician practising at 1233 N 30th St in Billings, Montana. Neonatal-Perinatal Medicine Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Alison Rentz MD has been enumerated in the National Provider Identifier (NPI) registry since 2005.
Beyond the registryWhat this record adds.
It is enrolled in Medicare, linking to 1 PECOS enrollment record (with a public Medicare Enrollment ID) sourced from CMS, which the NPPES registry does not list. Within the directory it is one of 26 Neonatal-Perinatal Medicine Physician providers on file in Montana.
Source: CMS NPPES and PECOS public files. snapshot, refreshed monthly.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment 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
- I20070326000049Pediatric MedicineMT
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 Alison Rentz MD accepts. To confirm in-network status with your specific health plan, contact Alison Rentz MD directly at (406) 237-7076.
Frequently asked
Yes. NPI 1356332621 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Neonatal-Perinatal Medicine 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 (406) 237-7076.
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. Alison Rentz MD is a Type-1 individual NPI.
As of the latest monthly CMS NPPES snapshot, 26 Neonatal-Perinatal Medicine Physician providers are registered in Montana, and Alison Rentz MD is one of them. The figure refreshes each month from the federal source.