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ARTHUR DAVID SIEK M.D.
NPI 1326223801
Hospitalist in Olympia, WA

Active since January 03, 2008PECOS Enrolled
413 LILLY ROAD NE, OLYMPIA, WA 98506(360) 491-9480 Get Directions Write a Review

NPPES record last updated: March 11, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Arthur David Siek M.d. NPPES

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

ARTHUR DAVID SIEK M.D. (NPI 1326223801) is an individual hospitalist provider in Olympia, Washington, licensed in Washington (MD00049180) and active in the NPI registry since January 2008. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1326223801
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameARTHUR DAVID SIEKCredential: M.D.
Location Address413 LILLY ROAD NEOlympia, WA 98506-5166
Mailing Address123 Hudson Ln Se Apt 302Olympia, WA 98513-1526 · (203) 984-5221
Phone(360) 491-9480
Sole ProprietorNo
Enumeration DateJanuary 3, 2008
Last NPPES UpdateMarch 11, 2008
✔ NPI 1326223801 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in WA · MD00049180
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License 046085 (CT)
413 LILLY ROAD NE, Olympia, WA 98506
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Arthur David Siek M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98506 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
$130.99 typical visit price
range $57.27 – $172.80
Typical copayment $32.74 (range $14.31 – $43.20)
Most-billed visit code 99204
Established Patient
$100.78 typical visit price
range $18.56 – $141.11
Typical copayment $25.19 (range $4.64 – $35.27)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NANCY YOUNG A.R.N.P.
Nurse Practitioner (Women's Health)
413 LILLY ROAD NE, SEXUAL ASSAULT CLINIC
OLYMPIA, WA 98506
Thurston County (360) 493-7469
STEPHEN GUNADI PHARMD
Pharmacist
413 LILLY ROAD NE
OLYMPIA, WA 98506
Thurston County (360) 493-5369
DENNIS F PECK MD
Pathology (Anatomic Pathology)
413 LILLY ROAD NE, PROVIDENCE ST PETER HOSPITAL
OLYMPIA, WA 98506
Thurston County (360) 491-9480

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 Arthur Siek's NPI number?

The NPI number for Arthur Siek is 1326223801. It was assigned to this individual provider in the NPPES registry on January 3, 2008.

Where is Arthur Siek located?

Arthur Siek practices at 413 Lilly Road NE, Olympia, WA 98506. The listed phone number is (360) 491-9480.

What is Arthur Siek's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Arthur Siek enrolled in Medicare?

Yes. Arthur Siek is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Arthur Siek was last updated on March 11, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.