Individual provider Active NPI

NA Cao, MD

  • Orthopaedic Surgery Physician
  • Boston, MA
National Provider Identifier
1316477391
Registry record updated May 16, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Orthopaedic Surgery PhysicianTaxonomy code 207X00000X
License
271205 Issued in MA
Practice address
55 Fruit St
Boston, MA 02114-2621
Phone
(617) 726-8523
NPI assigned
Jun 13, 2017
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on May 16, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Orthopaedic Surgery Physician 207X00000X 315465 NY
Orthopaedic Surgery Physician 207X00000X 271205 MA Primary

Addresses

Primary practice location

55 Fruit St
Boston, MA 02114-2621

Mailing address

85 Seaport Blvd Unit 427
Boston, MA 02210-2091

Other practice location 1

541 E 71st St
New York, NY 10021-4871
Phone (212) 606-1817

Electronic endpoints 3

TypeEndpointUseAffiliation
Direct Messaging Address ncao216934@direct.hss.edu Direct
FHIR URL https://epicproxy.et0927.epichosted.com/FHIRProxy/api/FHIR/R4/ Direct
FHIR URL https://epicproxy.et0927.epichosted.com/FHIRProxy/api/FHIR/DSTU2 Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA, NY, NJ3 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 3

Enrollment IDStateProvider typePAC IDDetails
I20230811001109 MA Practitioner - Orthopedic Surgery 9436420932 Reassigns benefits to 3 organizations
I20250620003177 NY Practitioner - Orthopedic SurgeryPractitioner - Pediatric Medicine 9436420932 Reassigns benefits to 1 organization
I20260618001102 NJ Practitioner - Orthopedic SurgeryPractitioner - Pediatric Medicine 9436420932 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Orthopedic SurgeryAlso: Pediatric Medicine
Education
George Washington University School of Medicine, 2017
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

535 E 70TH St
New York, NY 10021-4823

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
315465NYMDOrthopaedic Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
The Shriners' Hospital for Children CurrentSince Dec 16, 2024 Accepting new patients
The Shriners' Hospital for Children CurrentSince Dec 16, 2024 Accepting new patients
Ny Society for the Relief of Ruptured & Crippled Maintaining Orthopaedic Surgery CurrentSince Jul 1, 2025 Accepting new patients
The General Hospital Corporation CurrentSince Aug 1, 2023 Accepting new patients
Massachusetts General Physicians Organization Inc Orthopaedic Surgery CurrentSince Aug 1, 2023 Accepting new patients
Ny Society for the Relief of Ruptured & Crippled Maintaining Orthopaedic Surgery CurrentSince Jul 1, 2025 Accepting new patients
The Shriners' Hospital for Children Current Accepting new patients

Locations

55 Fruit St
#2
Boston, MA 02114
Phone (617) 726-2967

51 Blossom St
Boston, MA 02114
Phone (617) 722-3000

55 Fruit St
Boston, MA 02114

516 Carew St
Springfield, MA 01104
Phone (413) 787-2000

15 E Midland Ave
Paramus, NJ 07652
Phone (201) 267-7200

541 E 71st St
New York, NY 10021
Phone (212) 606-1136

535 E 70th St
New York, NY 10021

Interoperability endpoints

  • FHIR API: https://epicproxy.et0927.epichosted.com/FHIRProxy/api/FHIR/DSTU2
  • FHIR API: https://epicproxy.et0927.epichosted.com/FHIRProxy/api/FHIR/R4/
  • Direct secure messaging: wyj9002@direct.weillcornell.org

Organizations & group practices 7

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.

NPI Registry JSON

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

{
    "created_epoch": "1497312000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1747353600000",
    "number": "1316477391",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "85 SEAPORT BLVD UNIT 427",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022102091"
        },
        {
            "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": "617-726-8523"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "541 E 71st St",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "100214871",
            "country_code": "US",
            "telephone_number": "212-606-1817",
            "fax_number": "917-260-2395",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CAO",
        "first_name": "NA",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2017-06-13",
        "last_updated": "2025-05-16",
        "certification_date": "2025-05-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "NY",
            "license": "315465",
            "primary": false
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "MA",
            "license": "271205",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "ncao216934@direct.hss.edu",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCDA",
            "address_1": "535 E 70th St",
            "city": "New York",
            "state": "NY",
            "country_code": "US",
            "postal_code": "100214823",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0927.epichosted.com/FHIRProxy/api/FHIR/R4/",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCDA",
            "address_1": "535 E 70th St",
            "city": "New York",
            "state": "NY",
            "country_code": "US",
            "postal_code": "100214823",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0927.epichosted.com/FHIRProxy/api/FHIR/DSTU2",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCDA",
            "address_1": "535 E 70th St",
            "city": "New York",
            "state": "NY",
            "country_code": "US",
            "postal_code": "100214823",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.