John R Long, M.D.

Primary specialty

Pediatrics PhysicianTaxonomy code 208000000X

License

39529 Issued in TN

Practice address

5819 Old Harding Rd
Nashville, TN 37205-3619

Phone

(615) 352-2990

Fax

(615) 352-9085

NPI assigned

Mar 28, 2006

Sex

Male

Sole proprietor

No

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

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Interoperability endpoints

• Direct secure messaging: john.long.1@31800.direct.athenahealth.com
• Direct secure messaging: john.long@ohpa.directbygreenway.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.

• Grace Pediatrics PLLC

  • Pediatrics Physician
  • Smyrna, TN
  • NPI 1467781690
  NPD (past)
• Old Harding Pediatric Associates

  • Pediatrics Physician
  • Nashville, TN
  • NPI 1043356959
  NPD (past)

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

{
    "created_epoch": "1143504000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1528028909",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1507 CEDAR LN",
            "city": "NASHVILLE",
            "state": "TN",
            "postal_code": "372125913"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5819 OLD HARDING RD",
            "city": "NASHVILLE",
            "state": "TN",
            "postal_code": "372053619",
            "telephone_number": "615-352-2990",
            "fax_number": "615-352-9085"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LONG",
        "first_name": "JOHN",
        "middle_name": "R",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-03-28",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "TN",
            "license": "39529",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "5440545",
            "state": "TN"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Brian R Long, MD
• Caroline Long, MSN, WHNP-BC
• Curry Long, NP
• Douglas L Long, DC DACNB
• Grace Long
• Katherine Long
• Laurens Travis Long, DPH
• Leigh Ann Long, M.A.
• Lisa Kay Long, MA, NCC
• Madelaine Paige Long, PA-C

• Pediatrics Physician in Nashville, TN
• Providers in Nashville, TN by specialty
• Pediatrics Physician in Tennessee

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.