Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Physician Assistant

Jarrett Kaczmarski, PA

Sees patients in Somerset, NJ · Hoboken, NJ · New Jersey

Summary

Jarrett Kaczmarski, PA is a physician assistant at 1527 State Route 27, Suite B 100, Somerset, NJ 08873. Phone: (844) 337-6362. Accepts Medicare assignment. In 2024, Jarrett Kaczmarski had 152 Original Medicare patients and 455 services. NPI 1740362516. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Physician assistant
  • Address: 1527 State Route 27, Suite B 100, Somerset, NJ 08873 · Directions (1 more location)
  • Phone: (844) 337‑6362
  • Medicare: Accepts Medicare assignment
  • Group practice: Schweiger Dermatology PC
  • School: graduated 2001
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Jarrett Kaczmarski, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Jarrett Kaczmarski accept Medicare assignment?
Yes. Medicare's clinician data says Jarrett Kaczmarski accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Jarrett Kaczmarski see?
In 2024, CMS data shows 152 Original Medicare patients and 455 services for Jarrett Kaczmarski. This counts Original Medicare only and measures volume, not quality.
What is Jarrett Kaczmarski's NPI number?
1740362516. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Jarrett Kaczmarski, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients152
Services billed to Medicare455
Different services or procedures25
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)125 services
  2. Destruction of precancer skin growth, 2-14 growths (17003)75 services
  3. Biopsy of related skin growth, first growth (11102)55 services
  4. Destruction of precancer skin growth, 1 growth (17000)34 services
  5. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)31 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis47%
  • Diabetes39%
  • Ischemic heart disease30%
  • Anxiety20%

Practice locations

Addresses where Jarrett Kaczmarski is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jarrett Kaczmarski as a member of this group (CMS data updated October 2, 2026).

  • Schweiger Dermatology PC186 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, New Jersey →

Other physician assistants in Somerset

Clinicians with the same Medicare primary specialty in Somerset, NJ — not a recommendation.

All physician assistants in Somerset →

Other clinicians in Schweiger Dermatology PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialPA
Graduation year2001
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1740362516
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians