Mark Sullivan PA-C
About this NPIWhat this record shows.
NPI 1952393514 is registered to Mark Sullivan PA-C, a Physician Assistant practising at 2900 12th Ave N, Suite 140w in Billings, Montana. Physician Assistant is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mark Sullivan PA-C 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
- 970010277MT· Issued by RR MEDICARE
- 000900883MT· Issued by BLUECROSS BLUESHIELD
Source: NPPES public registry.
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
- I20090930000456Physician AssistantTX
- I20111228000147Physician AssistantMT
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 Mark Sullivan PA-C accepts. To confirm in-network status with your specific health plan, contact Mark Sullivan PA-C directly at (406) 238-6540.
Frequently asked
Yes. NPI 1952393514 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Physician Assistant 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) 238-6540.
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. Mark Sullivan PA-C is a Type-1 individual NPI.