Dr Mark Walter Layton, MD in Olympia, WA

Dr Mark Walter Layton, MD is a medicare enrolled "Internal Medicine - Rheumatology" physician in Olympia, Washington. He went to University Of Washington School Of Medicine and graduated in 1982 and has 44 years of diverse experience with area of expertise as Rheumatology. His current practice location is 1212 Harrison Ave Nw, Olympia, Washington. You can reach out to his office (for appointments etc.) via phone at (360) 754-6700.

Dr Mark Walter Layton is licensed to practice in Washington (license number MD00024518) 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 1891846077.

Contact Information

	Dr Mark Walter Layton, MD
	1212 Harrison Ave Nw, Olympia, WA 98502-5466
	(360) 754-6700
	(360) 754-0164

Map and Direction

Physician's Profile

Full Name	Dr Mark Walter Layton
Gender	Male
Speciality	Rheumatology
Experience	44 Years
Location	1212 Harrison Ave Nw, Olympia, 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:

Dr Mark Walter Layton attended and graduated from University Of Washington School Of Medicine in 1982

NPI Data:

NPI Number: 1891846077
Provider Enumeration Date: 01/15/2007
Last Update Date: 06/30/2026

Medicare PECOS Information:

PECOS PAC ID: 1456244193
Enrollment ID: I20040226000237

Medical Identifiers

Medical identifiers for Dr Mark Walter Layton such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1891846077	NPI	-	NPPES
12371	Other	WA	L&I NUMBER
1027689	Medicaid	WA

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207R00000X	Internal Medicine	MD00024518 (Washington)	Secondary
173000000X	Legal Medicine	MD00024518 (Washington)	Secondary
207RR0500X	Internal Medicine - Rheumatology	MD00024518 (Washington)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Mason General Hospital & Family Of Clinics	Shelton, WA	Hospital
Summit Pacific Medical Center-swing Bed Unit	Elma, WA	Hospital
Willapa Harbor Hospital	South bend, WA	Hospital

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. Dr Mark Walter Layton allows following entities to bill medicare on his behalf.

Entity Name	Olympia Arthritis & Rehabilitation Clinic Inc Ps
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1952453748 PECOS PAC ID: 0941193676 Enrollment ID: O20040205000700

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. Dr Mark Walter Layton 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
Dr Mark Walter Layton, MD 1212 Harrison Ave Nw, Olympia, WA 98502-5466 Ph: (360) 754-6700	Dr Mark Walter Layton, MD 1212 Harrison Ave Nw, Olympia, WA 98502-5466 Ph: (360) 754-6700

Reviews and Comments

Internal Medicine Doctors in Olympia, WA

Miss Tui Agaapapalagi Lauilefue, MD Rheumatology Medicare: Not Enrolled in Medicare Practice Location: 3920 Capital Mall Dr Sw Ste 200, Olympia, WA 98502 Phone: 360-596-4899 Fax: 360-596-4889
Dr. Richard Scott Elloway, MD Rheumatology Medicare: Accepting Medicare Assignments Practice Location: 209 Lilly Rd Ne Ste B, Olympia, WA 98506 Phone: 360-413-8250 Fax: 360-413-8830
Monique C. Semien, MD Rheumatology Medicare: Accepting Medicare Assignments Practice Location: 700 Lilly Rd Ne, Olympia, WA 98506 Phone: 360-923-7000 Fax: 360-923-7089
Dr. Philip William Berger, D.O. Rheumatology Medicare: Not Enrolled in Medicare Practice Location: 406 Black Hills Ln Sw, Ste A, Olympia, WA 98502 Phone: 360-754-1737 Fax: 360-704-3408
Mr. Robert Love Huck, MD Rheumatology Medicare: Not Enrolled in Medicare Practice Location: 500 Lilly Rd Ne Suite 201, Olympia, WA 98503 Phone: 360-413-8272 Fax: 360-413-8878
Jack William Armitage, MD Rheumatology Medicare: Accepting Medicare Assignments Practice Location: 700 Lilly Rd Ne, Olympia, WA 98506 Phone: 360-923-7000
Dr. Ngozi Achebe, Rheumatology Medicare: Accepting Medicare Assignments Practice Location: 3900 Capitol Mall Dr Sw, Sw, Olympia, WA 98502 Phone: 360-754-5858 Fax: 360-704-4751

Dr Mark Walter Layton, MD - Medicare Rheumatology in Olympia, WA