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DR. WILLIAM L CLARK M.D.
NPI 1841293511
Orthopaedic Surgery in Burien, WA

Active since May 24, 2005PECOS EnrolledAccepts Medicare Assignment
16259 SYLVESTER RD SW, STE 501, BURIEN, WA 98166(206) 243-1100(206) 431-0835 Get Directions Write a Review

NPPES record last updated: April 1, 2009. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. William L Clark M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WILLIAM L CLARK M.D. (NPI 1841293511) is an individual orthopaedic surgery provider in Burien, Washington, licensed in Washington (MD00033039) and active in the NPI registry since May 2005. He is enrolled in Medicare PECOS, is affiliated with Highline Medical Center, and is a graduate of University Of Washington School Of Medicine (1988).

NPPES Registry Identity

NPI1841293511
Entity TypeIndividualMale
Primary Taxonomy207X00000X
Provider Legal NameDR. WILLIAM L CLARKCredential: M.D.
Location Address16259 SYLVESTER RD SW, STE 501Burien, WA 98166-3059
Mailing Address16259 Sylvester Rd Sw, Ste 501Burien, WA 98166-3059 · (206) 243-1100 · Fax (206) 431-0835
Phone(206) 243-1100
Fax(206) 431-0835
Sole ProprietorNo
Medical School CMSUniversity Of Washington School Of MedicineGraduated 1988
Enumeration DateMay 24, 2005
Last NPPES UpdateApril 1, 2009
✔ NPI 1841293511 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
License✔ Licensed in WA · MD00033039
Definition
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
16259 SYLVESTER RD SW, Burien, WA 98166
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Other Identifiers 6

Other0227685WA · Labor & Industries
Medicare UPINF69940WA
OtherP00674058WA · Medicare Railroad
Medicare PINAB8870569WA
Medicare ID-Type UnspecifiedAB32770WA
Medicaid8505752WA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. William L Clark 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.

PECOS PAC ID547167322
PECOS Enrollment IDI20080214000342
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 11

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.

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301
Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
260 services50 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
88 services60 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
70 services60 patients
X-ray of wrist, minimum of 3 views 73110
An X-ray of the wrist, minimum of 3 views, is a diagnostic procedure that uses radiation to create images of your wrist from different angles. This helps detect fractures, infections, or other abnormalities for accurate diagnosis and treatment planning.
46 services27 patients
Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
26 services17 patients
X-ray of shoulder, minimum of 2 views 73030
An X-ray of the shoulder, with a minimum of 2 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of your shoulder bones. This helps in diagnosing conditions like fractures, arthritis, or other abnormalities. The procedure is quick and painless.
25 services16 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Highline Medical Center

Acute Care Hospitals · Burien, WA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500011
Location16251 Sylvester Road SWBurien, WA 98166 · King County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98166 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$97.43 typical visit price
range $63.67 – $189.37
Typical copayment $24.35 (range $15.91 – $47.34)
Most-billed visit code 99203
Established Patient
$78.74 typical visit price
range $21.12 – $155.00
Typical copayment $19.68 (range $5.28 – $38.75)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Shoulder orthosis, figure of eight design abduction restrainer, canvas and webbing, prefabricated, off-the-shelf L3660
DME-Orthotic Devices · category DF000N
1 supplier18 claims18 services$78.53 avg. paid by Medicare
Wrist hand orthosis, wrist extension control cock-up, non molded, prefabricated, off-the-shelf L3908
DME-Orthotic Devices · category DF000N
1 supplier13 claims14 services$61.07 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

MS. KATHLEEN MARIE UNSER PTA
Physical Therapy Assistant
16259 SYLVESTER RD SW, SUITE 102
BURIEN, WA 98166
King County (206) 242-5186
DR. CHARLES KEITH FUJISAKI M.D.
Orthopaedic Surgery
16259 SYLVESTER RD SW, SUITE 501
BURIEN, WA 98166
King County (206) 243-1100
SOUTH SEATTLE HEARING AIDS
Hearing Aid Equipment
16259 SYLVESTER RD SW, SUITE 505
BURIEN, WA 98166
King County (206) 242-3696
PATRICIA MERENDA ARNP
Nurse Practitioner
16259 SYLVESTER RD SW, SUITE 401
BURIEN, WA 98166
King County (206) 242-8837
MR. CRAIG JEROME KOPET PT
Physical Therapist
16259 SYLVESTER RD SW, SUITE 102
BURIEN, WA 98166
King County (206) 242-5186
JACQUELINE VAN TRAN MD PS
Legal Medicine
16259 SYLVESTER RD SW, SUITE 503
BURIEN, WA 98166
King County (206) 246-3800
MICHAEL E. BLATNER, MD, PS
Surgery (Plastic and Reconstructive Surgery)
16259 SYLVESTER RD SW
BURIEN, WA 98166
King County (206) 241-5400
JEANNE M ISAACSON MD
Internal Medicine
16259 SYLVESTER RD SW, SUITE 504
BURIEN, WA 98166
King County (206) 242-7900

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 William Clark's NPI number?

The NPI number for William Clark is 1841293511. It was assigned to this individual provider in the NPPES registry on May 24, 2005.

Where is William Clark located?

William Clark practices at 16259 Sylvester Rd SW Ste 501, Burien, WA 98166. The listed phone number is (206) 243-1100.

What is William Clark's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is William Clark enrolled in Medicare?

Yes. William Clark 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.

What insurance does William Clark accept?

Health plans from PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list William Clark 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 William Clark affiliated with any hospitals?

According to CMS data, William Clark is affiliated with Highline Medical Center.

When was this NPI record last updated?

The NPPES record for William Clark was last updated on April 1, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.