NPPES file of Aug 9, 2026

Stephen Michael Pistoia, PA-C

Medical Physician Assistant · Lewes, DE

Stephen Michael Pistoia, PA-C is a medical physician assistant with a practice address in Lewes, Delaware, and NPI 1003575457, issued on Dec 14, 2021. Check the license with the Delaware 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1003575457
Name
Stephen Michael Pistoia
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
Practice location
750 Kings Hwy Ste 110, Lewes, DE 19958
Phone
(302) 644-6400
Enumerated
Dec 14, 2021
Record last updated
Aug 6, 2024
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 750 Kings Hwy Ste 110

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

  1. Katina Hernandez, NPNurse Practitioner1790587996

Verify Stephen Michael Pistoia in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Delaware 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
Find the Delaware license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

85% fewer Medicare Part D claims than the average medical physician assistant in 2024

172 Medicare Part D claims for 108 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Stephen Pistoia172
  2. Specialty average1,148

Most prescribed

  1. Ketoconazole41 claims
  2. Clobetasol Propionate27 claims
  3. Triamcinolone Acetonide19 claims
  4. Hydrocortisone11 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 81.7 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score73.1
  2. Costout of 100 · 30%55.4
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $209.83

9 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephen Pistoia$209.83
  2. Specialty average$1,055.00

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

Stephen Michael Pistoia among 111 medical physician assistant records in Delaware

Stephen Michael Pistoia, PA-C is one of 111 medical physician assistant records with a practice address in Delaware. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 80% of them.

  • NPI issued2021 · 80% of these records are older, 16% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileNo · 53% of these records are
  • Record last updated2024 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Physician Assistant providers in Delaware

There are 111 medical physician assistant records in Delaware.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Rachel Hornock, PA-CLewes, DE 199581780564179
  2. Melanie Marinelli, PA-CLewes, DE 199581669758454
  3. Cierra Pennal, PA-CLewes, DE 199581982452108
  4. Samantha Segal, PA-CLewes, DE 199581881565216
  5. Bridget Beebe, RPA-CMillsboro, DE 199661184617185
  6. Natalie Tyre, PA-CMillsboro, DE 199661073776837
  7. Marcy Bradley, PAGeorgetown, DE 199471154460400
  8. Justin Allen, PA-CSeaford, DE 199731598312076

Common questions

What is Stephen Michael Pistoia, PA-C's NPI number?

Stephen Michael Pistoia, PA-C's National Provider Identifier (NPI) is 1003575457, issued on Dec 14, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Stephen Michael Pistoia, PA-C located?

The NPPES record lists a practice address at 750 Kings Hwy Ste 110, Lewes, DE, 19958. Phone: (302) 644-6400. Providers update this record themselves, so call before visiting.

How can I verify Stephen Michael Pistoia, PA-C's license?

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

How much does Stephen Michael Pistoia, PA-C prescribe under Medicare Part D?

In 2024, Stephen Michael Pistoia, PA-C had 172 Medicare Part D claims for 108 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.

What is Stephen Michael Pistoia, PA-C's MIPS final score?

The 2023 MIPS final score is 81.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.