Kevin A. Duffy, PAC
Physician Assistant · Lansing, MI
Kevin A. Duffy, PAC is a physician assistant with a practice address in Lansing, Michigan, and NPI 1164412565, issued on Oct 26, 2005. Check the license (Michigan 5601002818, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kevin A. Duffy
- Credential
- PAC
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 5601002818 MI
Self-reported in NPPES; status is on the state search - Practice location
- 4052 Legacy Pkwy, Lansing, MI 48911
- Phone
- (517) 272-9700
- Enumerated
- Oct 26, 2005
- Record last updated
- May 4, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 4052 Legacy Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kevin A. Duffy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 5601002818Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.7 times the Medicare Part D claims of the average physician assistant in 2024
3,070 Medicare Part D claims for 489 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 92 claims were for opioids.
Most prescribed
- Hydroxychloroquine Sulfate647 claims
- Methotrexate447 claims
- Prednisone242 claims
- Leflunomide180 claims
- Meloxicam115 claims
- Sulfasalazine108 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: $4,756.31
303 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. 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.
154 physician assistant records list a practice address in Lansing
They are 154 of the 5,276 NPPES records with a practice address in Lansing, and 6,989 physician assistant records in Michigan.
All 154 in Lansing → All 6,989 in Michigan → Every provider in Lansing →
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 Kevin A. Duffy, PAC's NPI number?
Kevin A. Duffy, PAC's National Provider Identifier (NPI) is 1164412565, issued on Oct 26, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Kevin A. Duffy, PAC located?
The NPPES record lists a practice address at 4052 Legacy Pkwy, Lansing, MI, 48911. Phone: (517) 272-9700. Providers update this record themselves, so call before visiting.
How can I verify Kevin A. Duffy, PAC's license?
NPPES lists Michigan license number 5601002818, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Kevin A. Duffy, PAC prescribe under Medicare Part D?
In 2024, Kevin A. Duffy, PAC had 3,070 Medicare Part D claims for 489 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.