ERIC A COLLISSON MD
NPI 1093731143
Internal Medicine - Hematology & Oncology in Seattle, WA
About Eric A Collisson Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ERIC A COLLISSON MD (NPI 1093731143) is an individual hematology & oncology provider in Seattle, Washington, licensed in Washington (MD61546122) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of University Of California, Geffen School Of Medicine (2002).
NPPES Registry Identity
Specialties & Licenses 3
Accepted Insurance
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
Eric A Collisson Md 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
4Medicare enrollment records show Eric Collisson reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- 4,364 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 2,112 clinicians in this Medicare group
San Francisco, CA 94122
- Reassigned Medicare billing, California enrollment
- 5,544 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 5,645 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98109 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
SEATTLE, WA 98109
SEATTLE, WA 98109
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 Eric Collisson's NPI number?
The NPI number for Eric Collisson is 1093731143. It was assigned to this individual provider in the NPPES registry on July 14, 2006.
Where is Eric Collisson located?
Eric Collisson practices at 825 Eastlake Ave E, Seattle, WA 98109. The listed phone number is (206) 520-5000.
What is Eric Collisson's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Eric Collisson enrolled in Medicare?
Yes. Eric Collisson 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 Eric Collisson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eric Collisson reassigns Medicare benefits to 4 organizations: The Association Of University Physicians (Seattle, WA), Regents Of The University Of California (San Francisco, CA), Ucsf Medical Group Business Services (San Francisco, CA) and University Of California San Francisco (San Francisco, CA). 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 Eric Collisson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Eric Collisson accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Eric Collisson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Eric Collisson was last updated on May 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Eric A Collisson, MD · NPI 1093731143
Hematology & Oncology physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since July 14, 2006.
## Identity
- **NPI:** 1093731143 (Entity type: Individual)
- **Enumerated:** July 14, 2006
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **State license:** MD61546122 (Washington)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 825 EASTLAKE AVE E, Seattle, WA 98109-4405
- **Phone:** (206) 520-5000
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): The Association Of University Physicians (NPI 1023041159, Seattle, WA); Regents Of The University Of California (NPI 1235322348, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA); University Of California San Francisco (NPI 1164512851, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, Geffen School Of Medicine, class of 2002
## Record status
- **NPPES last updated:** May 16, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1093731143) · Data from the CMS NPPES public registry.