ELIZABETH M WILLIAMS MD
NPI 1215253240
Pathology - Anatomic Pathology & Clinical Pathology in Portland, OR

Active since April 15, 2010PECOS EnrolledAccepts Medicare Assignment
90/100
CMS Quality Rating
13705 NE AIRPORT WAY STE C, PORTLAND, OR 97230(800) 813-2000 Get Directions Write a Review

NPPES record last updated: January 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 13, 2026, Jun 4, 2020 (2 updates tracked since 2020).

About Elizabeth M Williams Md NPPES

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

ELIZABETH M WILLIAMS MD (NPI 1215253240) is an individual anatomic pathology & clinical pathology provider in Portland, Oregon, licensed in Oregon (MD209912) and active in the NPI registry since April 2010. She is enrolled in Medicare PECOS, is affiliated with Kaiser Sunnyside Medical Center, and maintains a secondary practice location in Boise.

NPPES Registry Identity

NPI1215253240
Entity TypeIndividualFemale
Primary Taxonomy207ZP0102X
Provider Legal NameELIZABETH M WILLIAMSCredential: MD
Location Address13705 NE AIRPORT WAY STE CPortland, OR 97230-1048
Mailing Address500 Ne Multnomah St Ste 100Portland, OR 97232-2031 · (800) 813-2000
Sole ProprietorNo
Medical School CMSUniversity Of Vermont College Of MedicineGraduated 2010
Enumeration DateApril 15, 2010
Last NPPES UpdateJanuary 13, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 13, 2026
NPI 1215253240 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
Licenses Licensed in OR · MD209912 Licensed in ID · M-12903 Licensed in WA · MD60435815
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
13705 NE AIRPORT WAY STE C, Portland, OR 97230

Secondary Practice Location 1

Location 1190 E Bannock StBoise, ID 83712-6241 · Phone (208) 381-3078

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

Elizabeth M Williams Md 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 ID143475095
PECOS Enrollment IDI20221108002761
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

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
27 services17 patients

Hospital Affiliations CMS Care Compare

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

Kaiser Sunnyside Medical Center

Acute Care Hospitals · Clackamas, OR
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number380091
Location10180 SE Sunnyside RoadClackamas, OR 97015 · Clackamas County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97230 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
$134.16 typical visit price
range $58.99 – $176.88
Typical copayment $33.54 (range $14.74 – $44.22)
Most-billed visit code 99204
Established Patient
$103.51 typical visit price
range $19.32 – $144.79
Typical copayment $25.87 (range $4.83 – $36.19)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

90/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality80
Improvement Activities40

Other Providers at the Same Location NPPES 14

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

Pathology (Anatomic Pathology & Clinical Pathology)
13705 NE AIRPORT WAY STE C
PORTLAND, OR 97230
Pathology (Anatomic Pathology & Clinical Pathology)
13705 NE AIRPORT WAY STE C
PORTLAND, OR 97230
Pathology (Anatomic Pathology & Clinical Pathology)
13705 NE AIRPORT WAY STE C
PORTLAND, OR 97230
Pathology (Anatomic Pathology)
13705 NE AIRPORT WAY STE C
PORTLAND, OR 97230
Pathology (Anatomic Pathology & Clinical Pathology)
13705 NE AIRPORT WAY STE C
PORTLAND, OR 97230
Pathology (Anatomic Pathology & Clinical Pathology)
13705 NE AIRPORT WAY STE C
PORTLAND, OR 97230
Pathology (Anatomic Pathology & Clinical Pathology)
13705 NE AIRPORT WAY STE C
PORTLAND, OR 97230
Pathology (Anatomic Pathology & Clinical Pathology)
13705 NE AIRPORT WAY STE C
PORTLAND, OR 97230

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 Elizabeth Williams's NPI number?

The NPI number for Elizabeth Williams is 1215253240. It was assigned to this individual provider in the NPPES registry on April 15, 2010.

Where is Elizabeth Williams located?

Elizabeth Williams practices at 13705 NE Airport Way Ste C, Portland, OR 97230. The listed phone number is (800) 813-2000.

What is Elizabeth Williams's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Elizabeth Williams enrolled in Medicare?

Yes. Elizabeth Williams 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.

Is Elizabeth Williams affiliated with any hospitals?

According to CMS data, Elizabeth Williams is affiliated with Kaiser Sunnyside Medical Center.

When was this NPI record last updated?

The NPPES record for Elizabeth Williams was last updated on January 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.