STEPHEN KWASNIEWSKI (PA) – Physician Assistant, NPI 1639265408

STEPHEN KWASNIEWSKI (PA) is a healthcare provider. based in Moorestown, New Jersey. specializing in PHYSICIAN ASSISTANT. They hold the professional credentials PA. They hold a License No. 25MP00107800 (NJ). The NPI Number for STEPHEN KWASNIEWSKI (PA) is 1639265408

Main info

Male
23 Years Of Experience
Accepts Medicare Assignment
Name
STEPHEN KWASNIEWSKI (PA)
NPI
1639265408
Phone
(609) 267-9400
Address
300 W Route 38
Enumeration Date
5 October 2006
Last Update Date
24 November 2023

Doctor Profile

Medical School Name
OTHER
Secondary Phone
-
Graduation Year
2003 (23 years ago)
PAC ID
9739072927
Group Practice PAC ID
9830222397
Professional Enrollment ID
I20040510000473
Address ID
NJ085054517BO3242X206X300

Contacts

Secure Messaging
stephen.kwasniewski@mbortho.directbygreenway.com
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience62
Completeness85
Years active:19State licenses:1Other namesUpdated within 12 months

3,578 PHYSICIAN ASSISTANT in NJ

Provider Addresses for STEPHEN KWASNIEWSKI (PA)

  • 300 W Route 38

    Moorestown, NJ 080573424

    Phone: (609) 267-9400

    Type: Location

  • 131 Route 70 Ste 100

    Medford, NJ 080559501

    Phone: (609) 267-9400

    Type: Location

  • 3, Kuser Road, Hamilton Township, Mercer County, New Jersey, 08619, United States

    HAMILTON, NJ 086913386

    Phone: (609) 896-0444

    Fax: (609) 896-1126

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 9 Open Payments records for all available years, with a total value of $268.

Total Amount is formed as General ($268) + Research ($0) + Ownership ($0) = $268.

Last reported payment date: 2024-10-18 • Largest payer in this snapshot: DePuy Synthes Sales Inc. ($122).

Total Amount

$268

General + Research + Ownership

Payments

9

Total payment records

General Amount

$268

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-10-18

Latest reported date

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2004-05-10

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20040203000334IPhysician AssistantPATBD
I20040510000473IPhysician AssistantNJTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99213Established patient office or other outpatient visit, 20-29 minutes2323$0
20610Aspiration and/or injection of fluid from large joint1413$0
View full utilization report →

Insurance plans in this area (ZIP 08057)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 9830222397View full group profile

Reviews

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Frequently asked questions

What NPI should I save for STEPHEN KWASNIEWSKI (PA)?
Save NPI 1639265408 if you need a stable reference for STEPHEN KWASNIEWSKI (PA).
Is STEPHEN KWASNIEWSKI (PA) currently active in the NPI registry?
CMS-published data lists STEPHEN KWASNIEWSKI (PA) as an active registrant.
Can you summarize STEPHEN KWASNIEWSKI (PA)'s specialty in plain language?
Clinically, the directory lists STEPHEN KWASNIEWSKI (PA) with Physician Assistant. Clinical services aligned with this taxonomy classification.
What location shows for STEPHEN KWASNIEWSKI (PA)?
We surface Moorestown, New Jersey for STEPHEN KWASNIEWSKI (PA) based on available NPPES addresses.
What if Moorestown, New Jersey seems incomplete?
Street-level detail can be omitted — open the full address list for this NPI.

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