Mackenzie Guigar, PA-C
Physician Assistant · Grand Rapids, MI
Mackenzie Guigar, PA-C is a physician assistant with a practice address in Grand Rapids, Michigan, and NPI 1528773033, issued on Jan 18, 2023. Check the license (Michigan 5601011585, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mackenzie Guigar
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 5601011585 MI
Self-reported in NPPES; status is on the state search - Practice location
- 426 Michigan St NE, Grand Rapids, MI 49503
- Phone
- (616) 267-8338
- Enumerated
- Jan 18, 2023
- Record last updated
- Nov 10, 2025
- Medicare enrollment
- Enrolled (PECOS I20230206002179); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 426 Michigan St NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kari Alvarado, PA-CPhysician Assistant1366832156
- Tricia Baird, M.D.Family Medicine Physician1962491563
- Kelly Barcheski, MDInternal Medicine Physician1659753101
- Ashley Brown, LMSWClinical Social Worker1841924941
- Andrew Carey, PA-CPhysician Assistant1669417655
- Lauren Carpenter, NPFamily Nurse Practitioner1336733641
Verify Mackenzie Guigar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 5601011585Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
15% fewer Medicare Part D claims than the average physician assistant in 2024
708 Medicare Part D claims for 284 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 18 claims were for opioids.
Most prescribed
- Prednisone37 claims
- Fluticasone Propionate27 claims
- Gabapentin27 claims
- Furosemide26 claims
- Albuterol Sulfate Hfa25 claims
- Atorvastatin Calcium21 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $40.08
2 payments; by number, the most common kind was food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Mercy Specialty ServicesMuskegon, MI
- Spectrum Health Primary Care PartnersGrand Rapids, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
913 physician assistant records list a practice address in Grand Rapids
They are 913 of the 18,005 NPPES records with a practice address in Grand Rapids, and 6,989 physician assistant records in Michigan.
All 913 in Grand Rapids → All 6,989 in Michigan → Every provider in Grand Rapids →
Other physician assistant records in Michigan
- Hauraa Aalabdulrasul, PADetroit, MI1467181982
- Kilee Aamodt, PA-CMuskegon, MI1578964300
- Rasha AbbasDetroit, MI1750239505
- Layan Abbasi, PA-CYpsilanti, MI1043045552
- Veronica Abbo, PA-CRoseville, MI1659889806
- Stephanie Abbott, PA-CGrand Rapids, MI1386072825
- Samar Abboud, PA-CYpsilanti, MI1871942144
- Salma Abd Elhamid, PA-CTroy, MI1457245730
- Malak Abdallah, PA-CDearborn, MI1245922194
- Marriam Abdallah, PA-CDearborn, MI1720962574
Common questions
What is Mackenzie Guigar, PA-C's NPI number?
Mackenzie Guigar, PA-C's National Provider Identifier (NPI) is 1528773033, issued on Jan 18, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Mackenzie Guigar, PA-C located?
The NPPES record lists a practice address at 426 Michigan St NE, Grand Rapids, MI, 49503. Phone: (616) 267-8338. Providers update this record themselves, so call before visiting.
How can I verify Mackenzie Guigar, PA-C's license?
NPPES lists Michigan license number 5601011585, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Mackenzie Guigar, PA-C prescribe under Medicare Part D?
In 2024, Mackenzie Guigar, PA-C had 708 Medicare Part D claims for 284 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions 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.