Kathryn Iris Marchessault, PA-C
Physician Assistant · Hoboken, NJ
Kathryn Iris Marchessault, PA-C is a physician assistant with a practice address in Hoboken, New Jersey, and NPI 1861106510, issued on Jan 9, 2023. Check the license with the New Jersey board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kathryn Iris Marchessault
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 308 Willow Ave, Hoboken, NJ 07030
- Phone
- (201) 418-1000
- Enumerated
- Jan 9, 2023
- Record last updated
- Jan 9, 2023
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,393 in New Jersey → Look up another NPI →
Also registered at 308 Willow Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Martina AzizPharmacist1720949357
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Verify Kathryn Iris Marchessault in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Jersey board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average physician assistant in 2024
40 Medicare Part D claims for 27 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
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.
Kathryn Iris Marchessault among 3,393 physician assistant records in New Jersey
Kathryn Iris Marchessault, PA-C is one of 3,393 physician assistant records with a practice address in New Jersey. 78% 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 72% of them.
- NPI issued2023 · 72% of these records are older, 21% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2023 · 35% 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 New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
16 physician assistant records list a practice address in Hoboken
They are 16 of the 1,142 NPPES records with a practice address in Hoboken, and 3,393 physician assistant records in New Jersey.
All 3,393 in New Jersey → Every provider in Hoboken → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Gabriella Barbieri, PA-CHoboken, NJ 070301023838372
- Katherine Goodwin, PAHoboken, NJ 070301477324887
- Kuljeet Grewal, PA-CHoboken, NJ 070301366009417
- Heather Hyon, PA-CHoboken, NJ 070301508454703
- Tahsin IslamHoboken, NJ 070301386338358
- Heather Kotuski, PA-CHoboken, NJ 070301710256425
- Lauren Manhart, PA-CHoboken, NJ 070301669024378
- Brittany McCarthyHoboken, NJ 070301730966698
Common questions
What is Kathryn Iris Marchessault, PA-C's NPI number?
Kathryn Iris Marchessault, PA-C's National Provider Identifier (NPI) is 1861106510, issued on Jan 9, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Kathryn Iris Marchessault, PA-C located?
The NPPES record lists a practice address at 308 Willow Ave, Hoboken, NJ, 07030. Phone: (201) 418-1000. Providers update this record themselves, so call before visiting.
How can I verify Kathryn Iris Marchessault, PA-C's license?
Search the New Jersey board that licenses this profession; the NPPES record confirms identity only.
How much does Kathryn Iris Marchessault, PA-C prescribe under Medicare Part D?
In 2024, Kathryn Iris Marchessault, PA-C had 40 Medicare Part D claims for 27 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.