GREGORY A WILLIAMS D.M.D., PC
NPI 1124052709
Dentist - General Practice in Tigard, OR

Q: What is Gregory Williams's NPI number?

The NPI number for Gregory Williams is 1124052709. It was assigned to this individual provider in the NPPES registry on July 10, 2006.

Q: What is Gregory Williams's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for Gregory Williams was last updated on November 10, 2008. 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.

Active since July 10, 2006PECOS Enrolled

11820 SW KING JAMES PL, SUITE #40, TIGARD, OR 97224(503) 620-2020(503) 624-5796 Get Directions Write a Review

NPPES record last updated: November 10, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Gregory A Williams D.m.d., Pc NPPES

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

GREGORY A WILLIAMS D.M.D., PC (NPI 1124052709) is an individual general practice provider in Tigard, Oregon, licensed in Oregon (D7467) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1124052709

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameGREGORY A WILLIAMSCredential: D.M.D., PC

Location Address11820 SW KING JAMES PL, SUITE #40Tigard, OR 97224-2480

Mailing Address11820 Sw King James Pl, Suite #40Tigard, OR 97224-2480 · (503) 620-2020 · Fax (503) 624-5796

Phone(503) 620-2020

Fax(503) 624-5796

Sole ProprietorNo

Enumeration DateJuly 10, 2006

Last NPPES UpdateNovember 10, 2008

✔ NPI 1124052709 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in OR · D7467

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

11820 SW KING JAMES PL, Tigard, OR 97224

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Regence BlueCross BlueShield of Oregon.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gregory A Williams D.m.d., Pc 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 97224 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

$90.51 typical visit price

range $58.99 – $176.88

Typical copayment $22.62 (range $14.74 – $44.22)

Most-billed visit code 99203

Established Patient

$73.28 typical visit price

range $19.32 – $144.79

Typical copayment $18.32 (range $4.83 – $36.19)

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.

Other Providers at the Same Location NPPES 4

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

STACY EDEN DDS

Dentist

11820 SW KING JAMES PL, J10
TIGARD, OR 97224

Washington County (503) 616-5000

DR. DAT DUC TRAN MD

Family Medicine

11820 SW KING JAMES PL, SUITE 30
KING CITY, OR 97224

Washington County (971) 226-2613

DR. HEATHER DIANE ROGERS D.D.S.

Dentist (General Practice)

11820 SW KING JAMES PL, SUITE 10J
TIGARD, OR 97224

Washington County (503) 616-5000

CONCIERGEHEALTH, LLC

Clinic/Center (Urgent Care)

11820 SW KING JAMES PL, SUITE 30
KING CITY, OR 97224

Washington County (971) 226-2613

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 Gregory Williams's NPI number?

The NPI number for Gregory Williams is 1124052709. It was assigned to this individual provider in the NPPES registry on July 10, 2006.

Where is Gregory Williams located?

Gregory Williams practices at 11820 SW King James Pl Suite #40, Tigard, OR 97224. The listed phone number is (503) 620-2020.

What is Gregory Williams's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Is Gregory Williams enrolled in Medicare?

Yes. Gregory Williams is registered in the Medicare PECOS enrollment system.

What insurance does Gregory Williams accept?

Health plans from BridgeSpan Health Company and Regence BlueCross BlueShield of Oregon list Gregory Williams 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.

When was this NPI record last updated?

The NPPES record for Gregory Williams was last updated on November 10, 2008. 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.