Organization Active NPI

On Belay Health PC

  • Internal Medicine Physician
  • Boston, MA
National Provider Identifier
1023915253
Registry record updated Oct 21, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
Legal business name
ON BELAY HEALTH PC
Practice address
100 Summer St Ste 1600
Boston, MA 02110-2104
Phone
(781) 254-4923
NPI assigned
Oct 21, 2026
Last updated
Oct 21, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Oct 21, 2026

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

Authorized official

Name
Dr. Robert Lonigro, MD
Title
President
Phone
(781) 254-4923

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X Primary

Addresses

Primary practice location

100 Summer St Ste 1600
Boston, MA 02110-2104

Mailing address

100 Summer St Ste 1600
Boston, MA 02110-2104
Phone (617) 917-4408

NPI Registry JSON

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

{
    "created_epoch": "1792540800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1792540800000",
    "number": "1023915253",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 SUMMER ST STE 1600",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021102104",
            "telephone_number": "617-917-4408",
            "fax_number": "781-779-2319"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "100 SUMMER ST STE 1600",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021102104",
            "telephone_number": "781-254-4923"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "ON BELAY HEALTH PC",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-10-21",
        "last_updated": "2026-10-21",
        "certification_date": "2026-10-13",
        "status": "A",
        "authorized_official_last_name": "LONIGRO",
        "authorized_official_first_name": "ROBERT",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "781-254-4923",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 21, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.