Dr. Alexander Chi
About this NPIWhat this record shows.
NPI 1366604217 is registered to Dr. Alexander Chi, a Radiation Oncology Physician practising at 33 Kendall St in Worcester, Massachusetts. Radiation Oncology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Alexander Chi has been enumerated in the National Provider Identifier (NPI) registry since 2008.
Beyond the registryWhat this record adds.
It is enrolled in Medicare, linking to 3 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 267 Radiation Oncology Physician providers on file in Massachusetts.
Source: CMS NPPES and PECOS public files. snapshot, refreshed monthly.
Your brand here.
Medicare enrollment
This provider holds 3 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
- I20150902000206Radiation OncologyIL
- I20250206001116Radiation OncologyNY
- I20250603002689Radiation OncologyMA
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 Dr. Alexander Chi accepts. To confirm in-network status with your specific health plan, contact Dr. Alexander Chi directly at (085) 334-6550.
Frequently asked
Yes. NPI 1366604217 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Radiation Oncology 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 (085) 334-6550.
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. Dr. Alexander Chi is a Type-1 individual NPI.
As of the latest monthly CMS NPPES snapshot, 267 Radiation Oncology Physician providers are registered in Massachusetts, and Dr. Alexander Chi is one of them. The figure refreshes each month from the federal source.