DR. CARL JOHN BASAMANIA M.D.
NPI 1295822930
Orthopaedic Surgery in Seattle, WA
About Dr. Carl John Basamania M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CARL JOHN BASAMANIA M.D. (NPI 1295822930) is an individual orthopaedic surgery provider in Seattle, Washington, licensed in Washington (00023310) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Swedish Medical Center, and is a graduate of George Washington University School Of Medicine (1984).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Dr. Carl John Basamania 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 Reassignments
2Medicare enrollment records show Carl Basamania reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Seattle, WA 98122
- Reassigned Medicare billing, Washington enrollment
- 29 clinicians in this Medicare group
Seattle, WA 98122
- Reassigned Medicare billing, Washington enrollment
- 589 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 9
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.
Swedish Medical Center
Acute Care Hospitals · Seattle, WAOlympic Medical Center
Acute Care Hospitals · Port Angeles, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98122 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 Carl Basamania's NPI number?
The NPI number for Carl Basamania is 1295822930. It was assigned to this individual provider in the NPPES registry on October 6, 2006.
Where is Carl Basamania located?
Carl Basamania practices at 601 Broadway 6th Floor, Seattle, WA 98122. The listed phone number is (206) 386-2600.
What is Carl Basamania's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Carl Basamania enrolled in Medicare?
Yes. Carl Basamania 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 Carl Basamania's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Carl Basamania reassigns Medicare benefits to 2 organizations: Opa Ortho PLLC (Seattle, WA) and Proliance Surgeons Inc., P.S. (Seattle, WA). 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 Carl Basamania's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Carl Basamania accept?
Health plans from Ambetter Health, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Carl Basamania 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.
Is Carl Basamania affiliated with any hospitals?
According to CMS data, Carl Basamania is affiliated with Swedish Medical Center and Olympic Medical Center.
When was this NPI record last updated?
The NPPES record for Carl Basamania was last updated on January 14, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.