Gregory Waryasz, M.D.

Primary specialty

Orthopaedic Surgery PhysicianTaxonomy code 207X00000X

License

265664 Issued in MA

Practice address

55 Fruit St
Boston, MA 02114-2621

Phone

(617) 724-9338

Fax

(781) 487-4003

NPI assigned

Jun 3, 2010

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in MA

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 1

Specialty

Orthopedic Surgery

Education

Tufts University School of Medicine, 2010

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Martha'S Vineyard Hospital IncGroup PAC ID 9931166113, shared by 5 NPIs, 150 clinicians

Massachusetts General Physicians Organization IncGroup PAC ID 2466365820, 3,494 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mass General Brigham Home Care, Inc Home health agency, Newton, MA, CCN 227207
• Massachusetts General Hospital Hospital, Boston, MA, CCN 220071
• Brigham and Women'S Hospital Hospital, Boston, MA, CCN 220110
• Martha'S Vineyard Hospital Inc Hospital, Oak Bluffs, MA, CCN 221300
• North Shore Medical Center - Hospital, Salem, MA, CCN 220035
• Spaulding Rehabilitation Hospital Inpatient rehabilitation facility, Charlestown, MA, CCN 223034

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: waryasz.gregory.mgh@direct.partners.masshiway.net

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.

• Massachusetts General Physicians Organization Inc

  • Dermatology Physician
  • Boston, MA
  • NPI 1801874573

  Orthopaedic Surgery

  Medicare reassignment Care Compare group NPD
• Brigham & Womens Physicians Organization Inc

  • Internal Medicine Physician
  • Boston, MA
  • NPI 1033535497

  Orthopaedic Surgery

  Medicare reassignment NPD
• Martha'S Vineyard Hospital, Inc.

  • Critical Access Hospital
  • Oak Bluffs, MA
  • NPI 1134206386
  Medicare reassignment NPD
• Martha'S Vineyard Hospital, Inc.

  • Internal Medicine Physician
  • Oak Bluffs, MA
  • NPI 1194866210
  Medicare reassignment NPD
• The General Hospital Corporation

  • General Acute Care Hospital
  • Boston, MA
  • NPI 1023049236
  Medicare reassignment NPD
• General Hospital Corp

  • General Acute Care Hospital
  • Boston, MA
  • NPI 1508390014
  NPD
• Martha'S Vineyard Hospital, Inc.

  • Rural Health Clinic/Center
  • Oak Bluffs, MA
  • NPI 1508413725
  NPD
• Massachusetts General Physicians Organization, Inc

  • Durable Medical Equipment & Medical Supplies
  • Waltham, MA
  • NPI 1942691803
  NPD (past)

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

• Mass General Brigham Home Care, Inc.

  • Home Health Agency
  • Newton, MA
  • NPI 1083644017
  Care Compare affiliation Name & address match
• Brigham & Womens Hospital, Inc.

  • General Acute Care Hospital
  • Boston, MA
  • NPI 1790717650
  Care Compare affiliation
• Martha'S Vineyard Hospital, Inc.

  • Critical Access Hospital
  • Oak Bluffs, MA
  • NPI 1134206386
  Care Compare affiliation
• North Shore Medical Center, Inc.

  • General Acute Care Hospital
  • Salem, MA
  • NPI 1730121633
  Care Compare affiliation
• The General Hospital Corporation

  • General Acute Care Hospital
  • Boston, MA
  • NPI 1023049236
  Care Compare affiliation
• The Spaulding Rehabilitation Hospital Corporation

  • Rehabilitation Hospital
  • Charlestown, MA
  • NPI 1780600825

  Inpatient rehabilitation facility

  Care Compare affiliation

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

{
    "created_epoch": "1275523200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773100800000",
    "number": "1336469170",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "55 FRUIT ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021142621",
            "telephone_number": "617-724-9338",
            "fax_number": "781-487-4003"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "55 FRUIT ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021142621",
            "telephone_number": "617-724-9338",
            "fax_number": "781-487-4003"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WARYASZ",
        "first_name": "GREGORY",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2010-06-03",
        "last_updated": "2026-03-10",
        "certification_date": "2026-03-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "MA",
            "license": "265664",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1336469170",
            "state": "RI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Mark Edward Warshauer
• Anton Warshavsky, MD
• Andrew Louis Warshaw, MD
• Ilana Simone Warsofsky, M.D.
• Marianne Warwick
• Sharmeel K Wasan, MD
• Katherine Elizabeth Wasden
• Jason H Wasfy, M.D.
• Meagan M Wasfy, MD
• Erin Washbon, RDN

• Orthopaedic Surgery Physician in Boston, MA
• Providers in Boston, MA by specialty
• Orthopaedic Surgery Physician in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 10, 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.