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STEVEN J WISNIEWSKI PA
NPI 1598823502
Physician Assistant - Surgical in Newark, DE

Active since December 04, 2006PECOS EnrolledAccepts Medicare Assignment
4735 OGLETOWN STANTON RD, MAP II, SUITES 1201 & 1205, NEWARK, DE 19713(302) 733-1980(302) 733-1986 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Steven J Wisniewski Pa NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

STEVEN J WISNIEWSKI PA (NPI 1598823502) is an individual surgical provider in Newark, Delaware, licensed in Delaware (C5-0000561) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS, is affiliated with Tidalhealth Peninsula Regional, Inc, and is a graduate of Other (2005).

NPPES Registry Identity

NPI1598823502
Entity TypeIndividualMale
Primary Taxonomy363AS0400X
Provider Legal NameSTEVEN J WISNIEWSKICredential: PA
Location Address4735 OGLETOWN STANTON RD, MAP II, SUITES 1201 & 1205Newark, DE 19713-2072
Mailing Address200 Hygeia Dr, Cchs Inc., Physician Contracting, Suite 2502Newark, DE 19713-2049 · (302) 623-7362 · Fax (302) 623-7374
Phone(302) 733-1980
Fax(302) 733-1986
Sole ProprietorNo
Medical School CMSOtherGraduated 2005
Enumeration DateDecember 4, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1598823502 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician Assistant · SurgicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AS0400X
License✔ Licensed in DE · C5-0000561
Also ListedPhysician AssistantTaxonomy 363A00000X · License C5-0000561 (DE)
4735 OGLETOWN STANTON RD, Newark, DE 19713
Open in Google Maps ↗

Other Identifiers 1

OtherC5-0000561DE · Professional License

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include AmeriHealth Caritas Next.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Steven J Wisniewski Pa is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4385746148
PECOS Enrollment IDI20230519002301
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Tidalhealth Peninsula Regional, Inc

Acute Care Hospitals · Salisbury, MD
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210019
Location100 East Carroll AvenueSalisbury, MD 21801 · Wicomico County
Emergency services Birthing friendly

Luminis Health Anne Arundel Medical Center, Inc

Acute Care Hospitals · Annapolis, MD
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210023
Location2001 Medical ParkwayAnnapolis, MD 21401 · Anne Arundel County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MR. JOHN PATRICK RANONIS JR. PA-C
Physician Assistant (Surgical)
4735 OGLETOWN STANTON RD, MAP II, STE 2121
NEWARK, DE 19713
New Castle County (302) 733-4500
CHRISTIANA FAMILY DENTAL CARE
Dentist (General Practice)
4735 OGLETOWN STANTON RD, SUITE 1101
NEWARK, DE 19713
New Castle County (302) 369-6900
JOANNE GOSHOW-HARRIS D.O.
Obstetrics & Gynecology
4735 OGLETOWN STANTON RD, SUITE 2300
NEWARK, DE 19713
New Castle County (302) 224-8400
FRANK P MALINSKY SW
Social Worker (Clinical)
4735 OGLETOWN STANTON RD, MAP 2, SUITE 1250
NEWARK, DE 19713
New Castle County (302) 623-4336
HOWARD B GOLDSTEIN DO
Obstetrics & Gynecology (Urogynecology and Reconstructive Pelvic Surgery)
4735 OGLETOWN STANTON RD, SUITE 1208
NEWARK, DE 19713
New Castle County (302) 623-4055
DR. ANN MARIE MASCIANTONIO M.D.
Pediatrics
4735 OGLETOWN STANTON RD, M.A.P. #2, SUITE 1116
NEWARK, DE 19713
New Castle County (302) 368-8653
DELAWARE VASCULAR ASSOCIATES P A
Surgery (Vascular Surgery)
4735 OGLETOWN STANTON RD, MEDICAL ARTS PAVILION 2 SUITE 1208
NEWARK, DE 19713
New Castle County (302) 733-5700
MS. SUSAN L CHUDZIK CRNP
Nurse Practitioner (Family)
4735 OGLETOWN STANTON RD, MAPII SUITE 2123
NEWARK, DE 19713
New Castle County (302) 225-3888

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Steven Wisniewski's NPI number?

The NPI number for Steven Wisniewski is 1598823502. It was assigned to this individual provider in the NPPES registry on December 4, 2006.

Where is Steven Wisniewski located?

Steven Wisniewski practices at 4735 Ogletown Stanton Rd Map II, Suites 1201 & 1205, Newark, DE 19713. The listed phone number is (302) 733-1980.

What is Steven Wisniewski's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Surgical, with taxonomy code 363AS0400X.

Is Steven Wisniewski enrolled in Medicare?

Yes. Steven Wisniewski is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Steven Wisniewski accept?

Health plans from AmeriHealth Caritas Next list Steven Wisniewski as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Steven Wisniewski affiliated with any hospitals?

According to CMS data, Steven Wisniewski is affiliated with Tidalhealth Peninsula Regional, Inc and Luminis Health Anne Arundel Medical Center, Inc.

When was this NPI record last updated?

The NPPES record for Steven Wisniewski was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.