PETER J. AROSEMENA M.D.
NPI 1265532907
Family Medicine in Poplar, MT
About Peter J. Arosemena M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PETER J. AROSEMENA M.D. (NPI 1265532907) is an individual family medicine provider in Poplar, Montana, licensed in Idaho (M-5935) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Billings Clinic, and is a graduate of Georgetown University School Of Medicine (1989).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Peter J. Arosemena M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Peter Arosemena reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Poplar, MT 59255
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: U S Health Dept Of Health & Human Services
- 306 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 11
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Billings Clinic
Acute Care Hospitals · Billings, MTPoplar Community Hospital
Critical Access Hospitals · Poplar, MTFrances Mahon Deaconess Hospital
Critical Access Hospitals · Glasgow, MTTrinity Hospital
Critical Access Hospitals · Wolf Point, MTSidney Health Center
Critical Access Hospitals · Sidney, MTPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 59255 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Peter Arosemena's NPI number?
The NPI number for Peter Arosemena is 1265532907. It was assigned to this individual provider in the NPPES registry on September 23, 2006.
Where is Peter Arosemena located?
Peter Arosemena practices at 107 H. St. East 550 6th Ave. No, Poplar, MT 59255. The listed phone number is (406) 768-3491.
What is Peter Arosemena's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Peter Arosemena enrolled in Medicare?
Yes. Peter Arosemena is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Peter Arosemena's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Peter Arosemena reassigns Medicare benefits to Us Health Dept Of Health & Human Services (Poplar, MT). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Peter Arosemena's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Peter Arosemena affiliated with any hospitals?
According to CMS data, Peter Arosemena is affiliated with Billings Clinic, Poplar Community Hospital, Frances Mahon Deaconess Hospital, Trinity Hospital and Sidney Health Center.
When was this NPI record last updated?
The NPPES record for Peter Arosemena was last updated on August 7, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Peter J. Arosemena, M.D. · NPI 1265532907
Family Medicine physician in Poplar, Montana. Individual provider, active in the CMS NPPES registry since September 23, 2006.
## Identity
- **NPI:** 1265532907 (Entity type: Individual)
- **Enumerated:** September 23, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** M-5935 (Idaho)
- **Sole proprietor:** No
## Practice location
- **Address:** 107 H. ST. EAST, 550 6TH AVE. NO, Poplar, MT 59255
- **Phone:** (406) 768-3491 · **Fax:** (406) 768-7432
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Us Health Dept Of Health & Human Services (NPI 1972694602, Poplar, MT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Georgetown University School Of Medicine, class of 1989
## Record status
- **NPPES last updated:** August 7, 2007
- **Other identifiers:** Other M-5935 (ID); Medicaid 2210068 (MT); Medicare UPIN F36970 (MT)
---
Source: [NPI Profile](https://npiprofile.com/npi/1265532907) · Data from the CMS NPPES public registry.