John Marichak
Physician Assistant · Susquehanna, PA
John Marichak is a physician assistant with a practice address in Susquehanna, Pennsylvania, and NPI 1144903527, issued on Aug 10, 2023. Check the license (Pennsylvania MA064769, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Marichak
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- MA064769 PA
Self-reported in NPPES; status is on the state search - Practice location
- 2872 Turnpike St, Susquehanna, PA 18847
- Phone
- (570) 853-3135
- Enumerated
- Aug 10, 2023
- Record last updated
- Aug 10, 2023
- Medicare enrollment
- Enrolled (PECOS I20240315001629); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 8,020 in Pennsylvania → Look up another NPI →
Also registered at 2872 Turnpike St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Tyler Lauffer, FNP-CFamily Nurse Practitioner1639883325
Verify John Marichak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license MA064769Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% fewer Medicare Part D claims than the average physician assistant in 2024
527 Medicare Part D claims for 293 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.
Most prescribed
- Amoxicillin-Clavulanate Potass100 claims
- Methylprednisolone60 claims
- Doxycycline Monohydrate52 claims
- Prednisone38 claims
- Ciprofloxacin Hcl19 claims
- Cephalexin16 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: $194.73
11 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk 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.
One hospital affiliation
- Barnes-Kasson County HospitalSusquehanna, PA · Critical Access Hospitals
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).
John Marichak among 8,020 physician assistant records in Pennsylvania
John Marichak is one of 8,020 physician assistant records with a practice address in Pennsylvania. 80% 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 78% of them.
- NPI issued2023 · 78% of these records are older, 16% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2023 · median 2018 among the 5,313 with a school on file
- Record last updated2023 · 42% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 physician assistant records list a practice address in Susquehanna
They are 3 of the 42 NPPES records with a practice address in Susquehanna, and 8,020 physician assistant records in Pennsylvania.
All 8,020 in Pennsylvania → Every provider in Susquehanna → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Paul Downton, PA-CSusquehanna, PA 188471891731618
- Colton Parsons, PASusquehanna, PA 188471356132773
- Laura Cama, PACTowanda, PA 188481013285873
- Jenny Ferris, PATowanda, PA 188481912156258
- Allyson AbellSayre, PA 188401841805926
- Isabella Ancona, PASayre, PA 188401619790094
- Jessica Beall, PASayre, PA 188401780343442
- Janelle CummiskeySayre, PA 188401942092283
Common questions
What is John Marichak's NPI number?
John Marichak's National Provider Identifier (NPI) is 1144903527, issued on Aug 10, 2023. An NPI identifies a provider in billing; it is not a license.
Where is John Marichak located?
The NPPES record lists a practice address at 2872 Turnpike St, Susquehanna, PA, 18847. Phone: (570) 853-3135. Providers update this record themselves, so call before visiting.
How can I verify John Marichak's license?
NPPES lists Pennsylvania license number MA064769, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does John Marichak prescribe under Medicare Part D?
In 2024, John Marichak had 527 Medicare Part D claims for 293 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.