NPIMap

Individual provider Active NPI

James G Nairus, MD

  • Orthopaedic Surgery Physician
  • Waltham, MA
National Provider Identifier
1306828249
Registry record updated Sep 10, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Orthopaedic Surgery PhysicianTaxonomy code 207X00000X
License
151694 Issued in MA
Practice address
71 Border Rd Ste 300
Waltham, MA 02451-1044
Phone
(781) 890-2133
Fax
(781) 890-2177
NPI assigned
Nov 16, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 10, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Orthopaedic Surgery Physician 207X00000X 151694 MA Primary

Addresses

Primary practice location

71 Border Rd Ste 300
Waltham, MA 02451-1044

Mailing address

71 Border Rd Ste 300
Waltham, MA 02451-1044
Phone (781) 890-2133

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20080327000461 MA Practitioner - Orthopedic Surgery 6002992229 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Orthopedic Surgery
Education
University of Cincinnati College of Medicine, 1995
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

150 Flanders Rd
Westborough, MA 01581-1017
Phone (781) 890-2133

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Hip replacement97
Knee replacement241
Lower limb (leg) arthroscopy (minimally invasive joint repair)1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
151694MAMDOrthopaedic Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Northeast Orthopaedic Alliance PLLC Orthopaedic Surgery CurrentSince Mar 1, 2024 Accepting new patients
Boston Sports & Shoulder Center, LLC Orthopaedic Surgery CurrentSince Jul 1, 2022 Accepting new patients
Boston Sports & Shoulder Center, LLC Orthopaedic Surgery CurrentSince Jul 1, 2022 Accepting new patients
New England Baptist Medical Associates, Inc. Orthopaedic Surgery CurrentSince May 14, 2017 Accepting new patients
Northeast Orthopaedic Alliance PLLC Orthopaedic Surgery CurrentSince Mar 1, 2024 Accepting new patients
Northridge Surgical Suites, LLC Past Accepting new patients

Locations

830 Boylston St
Ste 107
Chestnut Hill, MA 02467
Phone (617) 264-1100

830 Boylston St
Ste 106
Chestnut Hill, MA 02467
Phone (617) 277-1205

40 Allied Dr
Dedham, MA 02026
Phone (617) 264-1100

40 Allied Dr
Ste 110
Dedham, MA 02026
Phone (617) 264-1100

125 Parker Hill Ave
Roxbury Xing, MA 02120
Phone (617) 264-1100

71 Border Rd
Ste 300
Waltham, MA 02451
Phone (781) 890-2133

840 Winter St
Waltham, MA 02451
Phone (781) 487-9944

150 Flanders Rd
Westborough, MA 01581
Phone (508) 870-2222

Interoperability endpoints

  • Direct secure messaging: james.nairus.2@749.direct.athenahealth.com
  • FHIR API: https://api.platform.athenahealth.com/749/brand/1/csg/1/fhir/r4

Organizations & group practices 6

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.

Hospital & facility affiliations 14

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

View all 14

NPI Registry JSON

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

{
    "created_epoch": "1132099200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757462400000",
    "number": "1306828249",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "71 BORDER RD STE 300",
            "city": "WALTHAM",
            "state": "MA",
            "postal_code": "024511044",
            "telephone_number": "781-890-2133",
            "fax_number": "781-890-2177"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "71 BORDER RD STE 300",
            "city": "WALTHAM",
            "state": "MA",
            "postal_code": "024511044",
            "telephone_number": "781-890-2133",
            "fax_number": "781-890-2177"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NAIRUS",
        "first_name": "JAMES",
        "middle_name": "G",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-11-16",
        "last_updated": "2025-09-10",
        "certification_date": "2025-09-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "MA",
            "license": "151694",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Waltham, MA

Sources for this page

Verify at the official NPI Registry.