John Grzechowiak, APN

Primary specialty

Nurse PractitionerTaxonomy code 363L00000X

License

26NJ01443700 Issued in NJ

Practice address

1238 Chews Landing Rd
Clementon, NJ 08021-2808

Phone

(856) 545-9500

NPI assigned

Mar 28, 2023

Last updated

Jul 17, 2025By the provider in NPPES

Sex

Male

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in NJ

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2022

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Inspira Health Network Urgent Care PCGroup PAC ID 2769657659, 43 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Inspira Medical Center Mullica Hill Hospital, Elmer, NJ, CCN 310069

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

Practice roles

Locations

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Inspira Health Network Urgent Care, P.C.

  • Urgent Care Clinic/Center
  • Mullica Hill, NJ
  • NPI 1255613329
  Medicare reassignment Care Compare group NPD
• Inspira SJ Urgent Care PC

  • Urgent Care Clinic/Center
  • Vineland, NJ
  • NPI 1619320991
  Medicare reassignment NPD
• South Jersey Urgicare LLC

  dba Vineland Urgent Care

  • Urgent Care Clinic/Center
  • Vineland, NJ
  • NPI 1144643909
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Inspira Medical Centers, Inc.

  dba Inspira Medical Center Elmer

  • General Acute Care Hospital
  • Elmer, NJ
  • NPI 1255396024
  Care Compare affiliation
• Inspira Medical Centers, Inc.

  dba Inspira Medical Center Mullica Hill

  • General Acute Care Hospital
  • Mullica Hill, NJ
  • NPI 1366097032
  Care Compare affiliation
• South Jersey Hospital, Inc.

  dba SJH Sports Rehab Care - Tomlin Station

  • Physical Therapy Clinic/Center
  • Mullica Hill, NJ
  • NPI 1609158732

  Hospital

  Care Compare affiliation

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1679961600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752710400000",
    "number": "1477257095",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1238 CHEWS LANDING RD",
            "city": "CLEMENTON",
            "state": "NJ",
            "postal_code": "080212808",
            "telephone_number": "856-545-9500"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1238 CHEWS LANDING RD",
            "city": "CLEMENTON",
            "state": "NJ",
            "postal_code": "080212808",
            "telephone_number": "856-545-9500"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRZECHOWIAK",
        "first_name": "JOHN",
        "credential": "APN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-03-28",
        "last_updated": "2025-07-17",
        "certification_date": "2025-07-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "NJ",
            "license": "26NJ01443700",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Steven Jeromeg Glass, M.D.
• Domir Golden
• Ilana Gorelik, CCC-SLP
• Allana Grantham
• Lorraine Greer
• GT Urgent Care PC (AFC Doctors Express Urgent Care)
• Angela Marie Hall
• Howard Hassman, D.O.
• Danielle Renee Hasson, PT
• Erimar Hernandez, LCSW

• Nurse Practitioner in Clementon, NJ
• Providers in Clementon, NJ by specialty
• Nurse Practitioner in New Jersey

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 17, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.