Mark Tyrrell, PA-C
Medical Physician Assistant · Portland, OR
Mark Tyrrell, PA-C is a medical physician assistant with a practice address in Portland, Oregon, and NPI 1124416946, issued on Dec 31, 2014. Check the license (Oregon PA170880, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark Tyrrell
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- PA170880 OR
Self-reported in NPPES; status is on the state search - Practice location
- 202 NW 13TH Ave, Portland, OR 97209
- Phone
- (503) 684-8252
- Enumerated
- Dec 31, 2014
- Record last updated
- Dec 31, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20240828004994); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 699 in Oregon → Look up another NPI →
Also registered at 202 NW 13TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alicja Gonzales, PHYSICIAN ASSISTANTMedical Physician Assistant1760436372
- Karyn Guido, PA-CPhysician Assistant1730466178
- Randi HerifordBehavior Analyst1598307381
- Michelle Huggins, PHYSICIAN ASSISTANTESurgical Physician Assistant1255348884
- Johannah Lutz, PA-CMedical Physician Assistant1285966002
- Christian Marchant, PA-CMedical Physician Assistant1598183071
Verify Mark Tyrrell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license PA170880Check 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
- Peacehealth Networks ON Demand LLCClackamas, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Tyrrell among 699 medical physician assistant records in Oregon
Mark Tyrrell, PA-C is one of 699 medical physician assistant records with a practice address in Oregon. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 56% of them.
- NPI issued2014 · 56% of these records are older, 38% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated2014 · median 2014 among the 508 with a school on file
- Record last updated2014 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in Oregon
There are 699 medical physician assistant records in Oregon.
All 699 in Oregon → Every provider in Portland → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Ashley Crowell, PAPortland, OR 972091922551910
- Tracy Dodge, PA-C, MPHPortland, OR 972091679023519
- Alicja Gonzales, PHYSICIAN ASSISTANTPortland, OR 972091760436372
- Johannah Lutz, PA-CPortland, OR 972091285966002
- Christian Marchant, PA-CPortland, OR 972091598183071
- Carissa MarstonPortland, OR 972091790254944
- Katherine McElhaney, PA-C, MSPortland, OR 972091134398407
- Cody Myers, PA-CPortland, OR 972091891310801
Common questions
What is Mark Tyrrell, PA-C's NPI number?
Mark Tyrrell, PA-C's National Provider Identifier (NPI) is 1124416946, issued on Dec 31, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Mark Tyrrell, PA-C located?
The NPPES record lists a practice address at 202 NW 13TH Ave, Portland, OR, 97209. Phone: (503) 684-8252. Providers update this record themselves, so call before visiting.
How can I verify Mark Tyrrell, PA-C's license?
NPPES lists Oregon license number PA170880, as entered by the provider. Search the Oregon 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.