DINA MASON DO
NPI 1386200632
Emergency Medicine in Lebanon, OR
About Dina Mason Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DINA MASON DO (NPI 1386200632) is an individual emergency medicine provider in Lebanon, Oregon, licensed in Pennsylvania (OS021505) and active in the NPI registry since May 2019. She is enrolled in Medicare PECOS, is affiliated with Samaritan Lebanon Community Hospital, and maintains a secondary practice location in Erie.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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
Dina Mason Do 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 Reassignments
5Medicare enrollment records show Dina Mason reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lebanon, OR 97355
- Reassigned Medicare billing, Oregon enrollment
- 416 clinicians in this Medicare group
Albany, OR 97322
- Reassigned Medicare billing, Oregon enrollment
- 432 clinicians in this Medicare group
Vancouver, WA 98664
- Reassigned Medicare billing, Washington enrollment
- 71 clinicians in this Medicare group
Seattle, WA 98101
- Reassigned Medicare billing, Washington enrollment
- Also billed through NPI 1992823595 (Washington)
- 142 clinicians in this Medicare group
East Liverpool, OH 43920
- Reassigned Medicare billing, Pennsylvania enrollment
- 7,114 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 3
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Samaritan Lebanon Community Hospital
Critical Access Hospitals · Lebanon, ORPeacehealth Southwest Medical Center
Acute Care Hospitals · Vancouver, WAWhidbeyhealth Medical Center
Critical Access Hospitals · Coupeville, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 97355 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
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 Dina Mason's NPI number?
The NPI number for Dina Mason is 1386200632. It was assigned to this individual provider in the NPPES registry on May 13, 2019.
Where is Dina Mason located?
Dina Mason practices at 525 N Santiam Hwy, Lebanon, OR 97355. The listed phone number is (541) 258-2101.
What is Dina Mason's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Dina Mason enrolled in Medicare?
Yes. Dina Mason 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 organizations bill Medicare for Dina Mason's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Dina Mason reassigns Medicare benefits to 5 organizations: Mid-Valley Healthcare, Inc. (Lebanon, OR), Albany General Hospital (Albany, OR), Emergency Medicine Associates PC (Vancouver, WA), Whidbey Island Public Hospital District (Seattle, WA) and University Of Pittsburgh Physicians (East Liverpool, OH). Each 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 Dina Mason's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Dina Mason affiliated with any hospitals?
According to CMS data, Dina Mason is affiliated with Samaritan Lebanon Community Hospital, Peacehealth Southwest Medical Center and Whidbeyhealth Medical Center.
When was this NPI record last updated?
The NPPES record for Dina Mason was last updated on July 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.
# Dina Mason, DO · NPI 1386200632
Emergency Medicine physician in Lebanon, Oregon. Individual provider, active in the CMS NPPES registry since May 13, 2019.
## Identity
- **NPI:** 1386200632 (Entity type: Individual)
- **Enumerated:** May 13, 2019
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** OS021505 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 525 N SANTIAM HWY, Lebanon, OR 97355-4363
- **Phone:** (541) 258-2101
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Mid-Valley Healthcare, Inc. (NPI 1396005641, Lebanon, OR); Albany General Hospital (NPI 1851628648, Albany, OR); Emergency Medicine Associates PC (NPI 1962453860, Vancouver, WA); Whidbey Island Public Hospital District (NPI 1609497858, Seattle, WA); University Of Pittsburgh Physicians (NPI 1811945793, East Liverpool, OH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Lake Erie College Of Osteopathic Medicine, Bradenton, class of 2019
## Record status
- **NPPES last updated:** July 6, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1386200632) · Data from the CMS NPPES public registry.