STEPHEN J WALLACE MD PC
NPI 1063176352
Orthopaedic Surgery - Orthopaedic Trauma in Lake Oswego, OR

Active since October 24, 2021
4103 MERCANTILE DR, LAKE OSWEGO, OR 97035(503) 850-9940(503) 850-6709 Get Directions Write a Review

NPPES record last updated: January 8, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jan 8, 2026, Oct 24, 2021 (2 updates tracked since 2021).

About Stephen J Wallace Md Pc NPPES

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

STEPHEN J WALLACE MD PC (NPI 1063176352) is a healthcare organization registered as an orthopaedic trauma in Lake Oswego, Oregon and active in the NPI registry since October 2021. The organization lists Stephen J Wallace, Md, as its authorized official.

NPPES Registry Identity

NPI1063176352
Entity TypeOrganization
Primary Taxonomy207XX0801X
Legal Business NameSTEPHEN J WALLACE MD PC
Location Address4103 MERCANTILE DRLake Oswego, OR 97035-2556
Mailing Address4103 Mercantile DrLake Oswego, OR 97035-2556 · (503) 850-9940 · Fax (503) 850-6709
Fax(503) 850-6709
Organization SubpartNo
Authorized OfficialStephen J WallaceMd · (270) 556-0604
Enumeration DateOctober 24, 2021
Last NPPES UpdateJanuary 8, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 8, 2026
NPI 1063176352 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyOrthopaedic Surgery · Orthopaedic TraumaAllopathic & Osteopathic Physicians
Taxonomy Code207XX0801X
Definition

Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, orthopaedic trauma surgeons deal with the evaluation and management of acute orthopaedic injuries, evaluation and treatment of post-traumatic deformities and nonunions, acute and delayed reconstruction of pelvic and acetabular fractures, as well as osteotomy in the adult hip for treatment of hip arthritis.

Also ListedOrthopaedic SurgeryTaxonomy 207X00000X
4103 MERCANTILE DR, Lake Oswego, OR 97035

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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.

Nurse Practitioner (Family)
4103 MERCANTILE DR
LAKE OSWEGO, OR 97035
Orthopaedic Surgery
4103 MERCANTILE DR
LAKE OSWEGO, OR 97035
Orthopaedic Surgery
4103 MERCANTILE DR
LAKE OSWEGO, OR 97035
Pediatrics
4103 MERCANTILE DR
LAKE OSWEGO, OR 97035
Orthopaedic Surgery
4103 MERCANTILE DR
LAKE OSWEGO, OR 97035
Physician Assistant
4103 MERCANTILE DR
LAKE OSWEGO, OR 97035
Physician Assistant
4103 MERCANTILE DR
LAKE OSWEGO, OR 97035
Physician Assistant
4103 MERCANTILE DR
LAKE OSWEGO, OR 97035

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 Stephen J Wallace MD PC's NPI number?

The NPI number for Stephen J Wallace MD PC is 1063176352. It was assigned to this organization in the NPPES registry on October 24, 2021.

Where is Stephen J Wallace MD PC located?

Stephen J Wallace MD PC is located at 4103 Mercantile Dr, Lake Oswego, OR 97035. The listed phone number is (503) 850-9940.

What is Stephen J Wallace MD PC's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Trauma, with taxonomy code 207XX0801X.

When was this NPI record last updated?

The NPPES record for Stephen J Wallace MD PC was last updated on January 8, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.