David Christianson M.D.
About this NPIWhat this record shows.
NPI 1770565871 is registered to David Christianson M.D., a Hematology & Oncology practising at 1315 Golden Valley Cir in Billings, Montana. Hematology & Oncology is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. David Christianson M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2005.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Other
- 810511516012· Issued by EBMS
- 312901WY· Issued by BLUE CROSS SHERIDAN WY
- 000097475MT· Issued by BLUE CROSS
- 312902WY· Issued by BLUE CROSS CODY WY
Source: NPPES public registry.
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
- I20040819001590Hematology/OncologyMT
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 David Christianson M.D. accepts. To confirm in-network status with your specific health plan, contact David Christianson M.D. directly at (406) 238-6290.
Frequently asked
Yes. NPI 1770565871 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Hematology & Oncology 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) 238-6290.
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. David Christianson M.D. is a Type-1 individual NPI.