Stephen Louis Walston, MD in Mercer Island, WA

Stephen Louis Walston, MD is a medicare enrolled "Internal Medicine" physician in Mercer Island, Washington. He went to University Of Texas Medical School At Houston and graduated in 2010 and has 15 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Swedish Health Services and his current practice location is 3236 78th Ave Se Ste 200, Mercer Island, Washington. You can reach out to his office (for appointments etc.) via phone at (206) 386-9500.

Stephen Louis Walston is licensed to practice in Washington (license number MD60423761) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1578887519.

Contact Information

	Stephen Louis Walston, MD
	3236 78th Ave Se Ste 200, Mercer Island, WA 98040-3500
	(206) 386-9500
	(206) 386-9605

Map and Direction

Physician's Profile

Full Name	Stephen Louis Walston
Gender	Male
Speciality	Internal Medicine
Experience	15 Years
Location	3236 78th Ave Se Ste 200, Mercer Island, Washington
Accepts Medicare Assignments	Yes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.

Medical Education and Training:

Stephen Louis Walston attended and graduated from University Of Texas Medical School At Houston in 2010

NPI Data:

NPI Number: 1578887519
Provider Enumeration Date: 03/19/2010
Last Update Date: 11/11/2021

Medicare PECOS Information:

PECOS PAC ID: 9830335363
Enrollment ID: I20140213000002

Medical Identifiers

Medical identifiers for Stephen Louis Walston such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1578887519	NPI	-	NPPES
1578887519	Medicaid	WA
2022131	Medicaid	WA

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207R00000X	Internal Medicine	MD60423761 (Washington)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Swedish Issaquah	Issaquah, WA	Hospital
Swedish Medical Center / Cherry Hill	Seattle, WA	Hospital
Swedish Medical Center	Seattle, WA	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Swedish Health Services	9537072814	316

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Stephen Louis Walston allows following entities to bill medicare on his behalf.

Entity Name	Swedish Health Services
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1831139724 PECOS PAC ID: 9537072814 Enrollment ID: O20031112000189

Entity Name	Kaiser Foundation Health Plan Of Washington
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1396810701 PECOS PAC ID: 9032022579 Enrollment ID: O20031112000454

Entity Name	King County Finance
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1306903604 PECOS PAC ID: 8022913789 Enrollment ID: O20031204001111

Entity Name	The Polyclinic
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1174594634 PECOS PAC ID: 2163328196 Enrollment ID: O20031210000788

Entity Name	Swedish Health Services
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1689612954 PECOS PAC ID: 0244138196 Enrollment ID: O20031230000187

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Stephen Louis Walston is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing Address	Practice Location Address
Stephen Louis Walston, MD Po Box 25608, Salt Lake City, UT 84125-0608 Ph: (206) 320-4476	Stephen Louis Walston, MD 3236 78th Ave Se Ste 200, Mercer Island, WA 98040-3500 Ph: (206) 386-9500

Reviews and Comments

Internal Medicine Doctors in Mercer Island, WA

Neeti Mittal, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 7707 Se 27th St, #104, Mercer Island, WA 98040 Phone: 206-275-3588 Fax: 206-275-2073
Dr. Steven Bruce Dunning, MD Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: 3016 78th Ave Se, Mercer Island, WA 98040 Phone: 206-232-4588 Fax: 206-236-9009
Paul B Sytman, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 3236 78th Ave Se, Suite 200, Mercer Island, WA 98040 Phone: 206-275-5060 Fax: 206-275-5061
Dr. Daniel L. Kent, M.D. Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: 8465 Se 83rd St, Mercer Island, WA 98040 Phone: 206-232-7649 Fax: 206-232-1102
Linda Rosenstock, MD Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: 6140 E Mercer Way, Mercer Island, WA 98040 Phone: 310-487-8495
Dr. Fredric Tobis, M.D. Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: 7411 Se 36th St, Mercer Island, WA 98040 Phone: 206-853-3336
Dr. Kendra Grace Gil, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 3236 78th Ave Se, Mercer Island, WA 98040 Phone: 206-275-5060 Fax: 206-275-5061

Stephen Louis Walston, MD - Medicare Internal Medicine in Mercer Island, WA