Gregory W Kirwan, DO

Primary specialty

Orthopaedic Surgery PhysicianTaxonomy code 207X00000X

License

25MB12567400 Issued in NJ

Practice address

2500 English Creek Ave
BLDG 1300
Egg Harbor TWP, NJ 08234-5549

Phone

(800) 321-9999

Fax

(267) 479-1321

NPI assigned

Apr 22, 2008

Sex

Male

Sole proprietor

No

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

Specialties & licenses 4

Addresses

Medicare fee-for-service enrollment

Enrolled in WI, NJ2 enrollments

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 2

Specialty

Orthopedic Surgery

Education

Philadelphia College of Osteopathic Medicine, 2007

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Rothman Orthopaedics of New Jersey, LLCGroup PAC ID 6709864846, 175 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Atlanticare Regional Medical Center - City Campus Hospital, Atlantic City, NJ, CCN 310064
• Southern Ocean Medical Center Hospital, Manahawkin, NJ, CCN 310113

Merit-based Incentive Payment System (MIPS)

Final score

44.55 of 100Reported as group

Quality

58.82

Promoting interoperability

0

Improvement activities

20

Cost

64.69

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: gregory.kirwan@osms.cernerdirect.com
• Direct secure messaging: gregory.kirwan.1@8254.direct.athenahealth.com

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

• Rothman Orthopaedics of New Jersey, LLC

  dba Rothman Orthopaedics Institute

  • Orthopaedic Surgery Physician
  • Marlton, NJ
  • NPI 1215978630
  Medicare reassignment Care Compare group NPD
• Rothman Institute of New Jersey, P.a.

  • Prosthetic/Orthotic Supplier
  • Manahawkin, NJ
  • NPI 1831611243
  NPD

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

• Atlanticare Regional Medical Center

  • General Acute Care Hospital
  • Pomona, NJ
  • NPI 1013919315
  Care Compare affiliation
• HMH Hospitals Corporation

  dba Southern Ocean Medical Center

  • General Acute Care Hospital
  • Manahawkin, NJ
  • NPI 1831601590
  Care Compare affiliation

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

{
    "created_epoch": "1208822400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773792000000",
    "number": "1932373818",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "833 CHESTNUT ST STE 520",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191074430",
            "telephone_number": "800-321-9999",
            "fax_number": "267-479-1321"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2500 ENGLISH CREEK AVE",
            "address_2": "BLDG 1300",
            "city": "EGG HARBOR TWP",
            "state": "NJ",
            "postal_code": "082345549",
            "telephone_number": "800-321-9999",
            "fax_number": "267-479-1321"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "517 Route 72 W Ste J",
            "address_purpose": "LOCATION",
            "city": "Manahawkin",
            "state": "NJ",
            "postal_code": "080502821",
            "country_code": "US",
            "telephone_number": "800-321-9999",
            "fax_number": "267-479-1321",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KIRWAN",
        "first_name": "GREGORY",
        "middle_name": "W",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-04-22",
        "last_updated": "2026-03-18",
        "certification_date": "2026-03-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "NJ",
            "license": "25MB12567400",
            "primary": true
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "PA",
            "license": "OS014832",
            "primary": false
        },
        {
            "code": "207XX0004X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Foot and Ankle Surgery",
            "state": "NJ",
            "license": "25MB12567400",
            "primary": false
        },
        {
            "code": "207XX0004X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Foot and Ankle Surgery",
            "state": "PA",
            "license": "OS014832",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• James E Rockwelll (The Smile Center of Egg Harbor Twp)
• Jenna Ann Kane
• Stephen Moon Kang, D.M.D.
• Peter A Keklak, PA
• Kids Care Pediatrics, PA
• Rumyana Kudeva, LCSW
• William Lau
• Laychock Callahan LLC (Visiting Angels)
• Gary Lee, PHARMD
• Charles F. Leinberry, M.D.

• Orthopaedic Surgery Physician in Egg Harbor TWP, NJ
• Providers in Egg Harbor TWP, NJ by specialty
• Orthopaedic Surgery Physician in New Jersey

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 18, 2026; 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.