NPPES file of Aug 9, 2026

Alexander Lowell Tish, PA-C

Physician Assistant · Loysville, PA

Alexander Lowell Tish, PA-C is a physician assistant with a practice address in Loysville, Pennsylvania, and NPI 1861186900, issued on Jun 2, 2023. Check the license with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1861186900
Name
Alexander Lowell Tish
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
Practice location
1100 Montour RD, Loysville, PA 17047
Phone
(717) 789-3553
Enumerated
Jun 2, 2023
Record last updated
Jun 5, 2023
Fax
(717) 789-3198
Medicare enrollment
Enrolled (PECOS I20230829000877); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1100 Montour RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. John Caruso, DOFamily Medicine Physician1912946617
  2. Kelly Caruso, DOFamily Medicine Physician1629017322
  3. Donald Dangle, DOFamily Medicine Physician1003171141
  4. Joseph Lendvay, PA-CPhysician Assistant1720027840
  5. James Marakowski, DOFamily Medicine Physician1730128950
  6. Erin McCluskey, PA-CPhysician Assistant1679764088

Verify Alexander Lowell Tish in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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17% more Medicare Part D claims than the average physician assistant in 2024

968 Medicare Part D claims for 346 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Alexander Tish968
  2. Specialty average830

Most prescribed

  1. Prednisone125 claims
  2. Azithromycin52 claims
  3. Amoxicillin30 claims
  4. Lisinopril27 claims
  5. Fluticasone Propionate24 claims
  6. Albuterol Sulfate Hfa23 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: $2,289.60

130 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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.

  1. Alexander Tish$2,289.60
  2. Specialty average$841.65

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Family Practice Center PCMiddleburg, PA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Alexander Lowell Tish among 8,020 physician assistant records in Pennsylvania

Alexander Lowell Tish, PA-C 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).

4 physician assistant records list a practice address in Loysville

They are 4 of the 14 NPPES records with a practice address in Loysville, and 8,020 physician assistant records in Pennsylvania.

The 8 physician assistant records with the nearest ZIP codes

  1. Joseph Lendvay, PA-CLoysville, PA 170471720027840
  2. Erin McCluskey, PA-CLoysville, PA 170471679764088
  3. Catherine Tish, PA-CLoysville, PA 170471366135410
  4. Stephanie Felus-Harker, PA-CLykens, PA 170481437124336
  5. Hannah Hartranft, PA-CLykens, PA 170481689290215
  6. Joseph Visceglia, PA-CLykens, PA 170481477177525
  7. Arthur Zellner, PA-CLykens, PA 170481104872951
  8. Scott Berlin, PA-CMechanicsburg, PA 170501871603316

Common questions

What is Alexander Lowell Tish, PA-C's NPI number?

Alexander Lowell Tish, PA-C's National Provider Identifier (NPI) is 1861186900, issued on Jun 2, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Alexander Lowell Tish, PA-C located?

The NPPES record lists a practice address at 1100 Montour RD, Loysville, PA, 17047. Phone: (717) 789-3553. Providers update this record themselves, so call before visiting.

How can I verify Alexander Lowell Tish, PA-C's license?

Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.

How much does Alexander Lowell Tish, PA-C prescribe under Medicare Part D?

In 2024, Alexander Lowell Tish, PA-C had 968 Medicare Part D claims for 346 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.