Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Gregory Michael Stroup, M.D.
Surgery Physician in Newberg, OR · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1053532564
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Gregory Michael Stroup
Credential M.D.
Sex Male
Practice address 1003 Providence Dr, Suite 210, Newberg, OR, 97132
Phone (503) 537-5620
Fax (971) 282-0099
Enumeration date May 1, 2007
Last updated in NPPES Apr 28, 2025
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Gregory Stroup?
The National Provider Identifier (NPI) for Gregory Stroup is 1053532564, a Type 1 (individual) record in the CMS NPPES registry.
Where does Gregory Stroup practice?
The practice location on file with NPPES is in Newberg, OR. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Joshua Johnson Neurology Physician · Newberg, OR NPI 1659363190 David Johnson Obstetrics & Gynecology Physician · Newberg, OR NPI 1558342212 Lian Shaw Cardiovascular Disease Physician · Newberg, OR NPI 1154379576 Karen Griffis Family Nurse Practitioner · Newberg, OR NPI 1699714956 Nina Bergquam Internal Medicine Physician · Newberg, OR NPI 1558301259 Tamara Rodgers Family Medicine Physician · Newberg, OR NPI 1568493435 Kevin Sellars Internal Medicine Physician · Newberg, OR NPI 1396778916 Sean Stadtlander Internal Medicine Physician · Newberg, OR NPI 1104859511
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-04-28.