David Cassius, MD

Physical Medicine & Rehabilitation · Medicare-enrolled clinician

Physical Medicine & RehabilitationHigh data-match confidence

Directory record — please verify

This listing comes from CMS Medicare Doctors and Clinicians data and was updated August 2, 2026. It does not confirm Medicare coverage, plan network, referral or prior authorization, offered services, or current availability. Verify each item directly before scheduling.

At a glance

David Cassius, MD is listed as a Physical Medicine & Rehabilitation in Seattle, WA. Call 2066249876 to confirm current participation and availability.

Services & care categories

Physical Medicine & Rehabilitation

Medicare questions to ask

1Do you currently accept Medicare assignment for these services?
2Is this location in-network for my Medicare Advantage plan?
3Will I need a referral or prior authorization before my visit?
4What out-of-pocket costs should I expect under Medicare?
5Do you provide the specific care I need (pain management, PM&R, behavioral health, or mild TBI)?

Location

Frequently asked questions

Does David Cassius, MD accept Medicare?

David Cassius, MD is an imported senior-care record. Confirm Medicare participation and network status directly with the facility before scheduling.

Where is David Cassius, MD located?

David Cassius, MD is located at 901 Boren Ave, Suite 711, Seattle, WA 98104.

What is the phone number for David Cassius, MD?

You can reach David Cassius, MD at 2066249876.

What care does David Cassius, MD offer?

Listed services include Physical Medicine & Rehabilitation. Verify availability with the facility.

Source

CMS Medicare Doctors and Clinicians data.

How directory records are sourced and updated

Medicare questions to ask

1Do you currently accept Medicare assignment for these services?
2Is this location in-network for my Medicare Advantage plan?
3Will I need a referral or prior authorization before my visit?
4What out-of-pocket costs should I expect under Medicare?
5Do you provide the specific care I need (pain management, PM&R, behavioral health, or mild TBI)?

Location

Frequently asked questions

Does David Cassius, MD accept Medicare?

David Cassius, MD is an imported senior-care record. Confirm Medicare participation and network status directly with the facility before scheduling.

Where is David Cassius, MD located?

David Cassius, MD is located at 901 Boren Ave, Suite 711, Seattle, WA 98104.

What is the phone number for David Cassius, MD?

You can reach David Cassius, MD at 2066249876.

What care does David Cassius, MD offer?

Listed services include Physical Medicine & Rehabilitation. Verify availability with the facility.