Steven Kenneth Korthuis, DPT
Physical Therapist · Lynden, WA
Steven Kenneth Korthuis, DPT is a physical therapist with a practice address in Lynden, Washington, and NPI 1154306967, issued on Dec 14, 2005. Check the license (Washington PT00007181, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Steven Kenneth Korthuis
- Credential
- DPT
- Primary taxonomy
- Physical Therapist 225100000X
- License number
- PT00007181 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1824 Front St, Lynden, WA 98264
- Phone
- (360) 354-0585
- Enumerated
- Dec 14, 2005
- Record last updated
- Jan 12, 2026
- Fax
- (360) 354-1098
- Medicare enrollment
- Enrolled (PECOS I20101007000076); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physical therapist records → All 7,493 in Washington → Look up another NPI →
Also registered at 1824 Front St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Scott Lyon, DPTPhysical Therapist1740563998
- John McGiffinOptometrist1538423223
Verify Steven Kenneth Korthuis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license PT00007181Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Lynden Family Physical Therapy PS IncLynden, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Steven Kenneth Korthuis among 7,493 physical therapist records in Washington
Steven Kenneth Korthuis, DPT is one of 7,493 physical therapist records with a practice address in Washington. 38% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 97% newer
- In a Medicare fileYes · 38% of these records are
- In the CMS Doctors and Clinicians fileYes · 39% of these records are
- Graduated1996 · median 2016 among the 2,929 with a school on file
- Record last updated2026 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
22 physical therapist records list a practice address in Lynden
They are 22 of the 208 NPPES records with a practice address in Lynden, and 7,493 physical therapist records in Washington.
All 7,493 in Washington → Every provider in Lynden → Physical Therapist nationwide →
The 8 physical therapist records with the nearest ZIP codes
- Elizabeth Birgeneau, PTLynden, WA 982641750704169
- Nicole Buurma, DPTLynden, WA 982641124211941
- Doniel Hagee, DPTLynden, WA 982641083699888
- Omar HanjraLynden, WA 982641720525223
- Gregory Helgath, PTLynden, WA 982641306832548
- Natalie Johnson, PTLynden, WA 982641235179920
- Marilyn Korver, PTLynden, WA 982641386723336
- Shannon Lanskis, DPTLynden, WA 982641194106344
Common questions
What is Steven Kenneth Korthuis, DPT's NPI number?
Steven Kenneth Korthuis, DPT's National Provider Identifier (NPI) is 1154306967, issued on Dec 14, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Steven Kenneth Korthuis, DPT located?
The NPPES record lists a practice address at 1824 Front St, Lynden, WA, 98264. Phone: (360) 354-0585. Providers update this record themselves, so call before visiting.
How can I verify Steven Kenneth Korthuis, DPT's license?
NPPES lists Washington license number PT00007181, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.