William Ko, MD

Interventional Pain Management · Providence Medical Foundation

Interventional Pain ManagementHigh 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

William Ko, MD is listed as a Interventional Pain Management in Fullerton, CA. Call 7149925350 to confirm current participation and availability.

Services & care categories

Interventional Pain Management Accepts Medicare assignment Telehealth available

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 William Ko, MD accept Medicare?

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

Where is William Ko, MD located?

William Ko, MD is located at 1950 Sunny Crest Dr, Suite 2900, Fullerton, CA 92835.

What is the phone number for William Ko, MD?

You can reach William Ko, MD at 7149925350.

What care does William Ko, MD offer?

Listed services include Interventional Pain Management, Accepts Medicare assignment, Telehealth available. 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 William Ko, MD accept Medicare?

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

Where is William Ko, MD located?

William Ko, MD is located at 1950 Sunny Crest Dr, Suite 2900, Fullerton, CA 92835.

What is the phone number for William Ko, MD?

You can reach William Ko, MD at 7149925350.

What care does William Ko, MD offer?

Listed services include Interventional Pain Management, Accepts Medicare assignment, Telehealth available. Verify availability with the facility.