Mackenzie Ireland Dwyer, PA-C
Physician Assistant · South Portland, ME
Mackenzie Ireland Dwyer, PA-C is a physician assistant with a practice address in South Portland, Maine, and NPI 1578341657, issued on Sep 19, 2023. Check the license (Maine PA2920, as entered in NPPES) with the Maine board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mackenzie Ireland Dwyer
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA2920 ME
Self-reported in NPPES; status is on the state search - Practice location
- 100 Brickhill Ave, South Portland, ME 04106
- Phone
- (207) 874-2141
- Enumerated
- Sep 19, 2023
- Record last updated
- Aug 28, 2025
- Medicare enrollment
- Enrolled (PECOS I20251010000291); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 979 in Maine → Look up another NPI →
Also registered at 100 Brickhill Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mackenzie Ireland Dwyer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maine board licenses this profession
Search for license PA2920Check 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 2 group practices
- Portland Community Health CenterPortland, ME
- Select Physical Therapy Holdings IncAuburn, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mackenzie Ireland Dwyer among 979 physician assistant records in Maine
Mackenzie Ireland Dwyer, PA-C is one of 979 physician assistant records with a practice address in Maine. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 83% of them.
- NPI issued2023 · 83% of these records are older, 8% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2025 · median 2017 among the 648 with a school on file
- Record last updated2025 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
30 physician assistant records list a practice address in South Portland
They are 30 of the 1,143 NPPES records with a practice address in South Portland, and 979 physician assistant records in Maine.
All 979 in Maine → Every provider in South Portland → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Courtney Anson, P.A.South Portland, ME 041061518118264
- Andrew FarrellSouth Portland, ME 041061720498819
- Samuel Gagnon, PA-CSouth Portland, ME 041061407121932
- Donna Hempel, PA-CSouth Portland, ME 041061417118274
- Kathleen Lee, P.A.South Portland, ME 041061427344795
- Laurie Martens, PACSouth Portland, ME 041061215906904
- Christopher Nilsson, PA-CSouth Portland, ME 041061255703955
- Laura Pittenger, P.A.-C, MPHSouth Portland, ME 041061265711279
Common questions
What is Mackenzie Ireland Dwyer, PA-C's NPI number?
Mackenzie Ireland Dwyer, PA-C's National Provider Identifier (NPI) is 1578341657, issued on Sep 19, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Mackenzie Ireland Dwyer, PA-C located?
The NPPES record lists a practice address at 100 Brickhill Ave, South Portland, ME, 04106. Phone: (207) 874-2141. Providers update this record themselves, so call before visiting.
How can I verify Mackenzie Ireland Dwyer, PA-C's license?
NPPES lists Maine license number PA2920, as entered by the provider. Search the Maine 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.