MS. MARIA ANNA KOSCINSKA M.D.
NPI 1417951138
Internal Medicine in Vancouver, WA
About Ms. Maria Anna Koscinska M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. MARIA ANNA KOSCINSKA M.D. (NPI 1417951138) is an individual internal medicine provider in Vancouver, Washington, licensed in Washington (MD00040389) and active in the NPI registry since June 2005. She is enrolled in Medicare PECOS, is affiliated with Peacehealth Southwest Medical Center, and is a graduate of Other (1981).
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
Ms. Maria Anna Koscinska 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 Maria Koscinska reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Vancouver, WA 98663
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: Hudson's Bay Medical Group Inc Ps
- 9 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 16
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Peacehealth Southwest Medical Center
Acute Care Hospitals · Vancouver, WALegacy Salmon Creek Medical Center
Acute Care Hospitals · Vancouver, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98663 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
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 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 Maria Koscinska's NPI number?
The NPI number for Maria Koscinska is 1417951138. It was assigned to this individual provider in the NPPES registry on June 9, 2005.
Where is Maria Koscinska located?
Maria Koscinska practices at 100 E 33rd St Ste 206, Vancouver, WA 98663. The listed phone number is (360) 695-1334.
What is Maria Koscinska's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Maria Koscinska enrolled in Medicare?
Yes. Maria Koscinska 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 Maria Koscinska's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Maria Koscinska reassigns Medicare benefits to Hudson's Bay Medical Group, Inc., P.S. (Vancouver, WA). 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 Maria Koscinska's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Maria Koscinska affiliated with any hospitals?
According to CMS data, Maria Koscinska is affiliated with Peacehealth Southwest Medical Center and Legacy Salmon Creek Medical Center.
When was this NPI record last updated?
The NPPES record for Maria Koscinska was last updated on February 18, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.