NPIMap

Organization Active NPI

Occupational Industrial Health Services

  • Sports Medicine (Internal Medicine) Physician
  • Philadelphia, PA
National Provider Identifier
1023026416
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Sports Medicine (Internal Medicine) PhysicianTaxonomy code 207RS0010X
Legal business name
OCCUPATIONAL INDUSTRIAL HEALTH SERVICES
Practice address
255 S 17TH St
Suite 2001
Philadelphia, PA 19103-6231
Phone
(215) 546-7049
Fax
(215) 546-8646
NPI assigned
Aug 3, 2006
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Authorized official

Name
Dr. Gregory Allen Nelson, M.D.
Title
Ceo
Phone
(215) 546-7049

Specialties & licenses 7

Specialty (taxonomy)CodeLicenseStatePrimary
ChiropractorGroup: 193200000X MULTI-SPECIALTY GROUP 111N00000X
Occupational Health ChiropractorGroup: 193200000X MULTI-SPECIALTY GROUP 111NX0100X
Family Medicine PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207Q00000X
Internal Medicine PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207R00000X
Sports Medicine (Internal Medicine) PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207RS0010X Primary
Orthopaedic Surgery PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 207X00000X
Physical Medicine & Rehabilitation PhysicianGroup: 193200000X MULTI-SPECIALTY GROUP 208100000X

Addresses

Primary practice location

255 S 17TH St
Suite 2001
Philadelphia, PA 19103-6231

Mailing address

255 S. 17TH Street
Suite 2001
Philadelphia, PA 19103
Phone (215) 546-7049

Other identifiers 4

IdentifierTypeStateIssuer
OS006039LOtherPALIZERBRAM
BB8177152OtherPABURCH
DC006361LOtherPAALSTON
MD004666EOtherPASPENCER

Other names 1

  • Multispeciality Other name

National Provider Directory

National Provider Directory
Tax ID family
Multispeciality5 organizations share this tax ID, including this one

Other organizations with this tax ID 4

Organizations that report the same tax identification number in the National Provider Directory.

NPI Registry JSON

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

{
    "created_epoch": "1154563200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757548800000",
    "number": "1023026416",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "255 S. 17TH STREET",
            "address_2": "SUITE 2001",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "19103",
            "telephone_number": "215-546-7049",
            "fax_number": "215-546-8646"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "255 S 17TH ST",
            "address_2": "SUITE 2001",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191036231",
            "telephone_number": "215-546-7049",
            "fax_number": "215-546-8646"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "OCCUPATIONAL INDUSTRIAL HEALTH SERVICES",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-08-03",
        "last_updated": "2025-09-11",
        "status": "A",
        "authorized_official_last_name": "NELSON",
        "authorized_official_first_name": "GREGORY",
        "authorized_official_middle_name": "ALLEN",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "215-546-7049",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "M.D."
    },
    "taxonomies": [
        {
            "code": "111N00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Chiropractor",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "111NX0100X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Chiropractor, Occupational Health",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Family Medicine",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RS0010X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Sports Medicine",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Orthopaedic Surgery",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208100000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Physical Medicine & Rehabilitation",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "LIZERBRAM",
            "identifier": "OS006039L",
            "state": "PA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BURCH",
            "identifier": "BB8177152",
            "state": "PA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "ALSTON",
            "identifier": "DC006361L",
            "state": "PA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "SPENCER",
            "identifier": "MD004666E",
            "state": "PA"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Multispeciality",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Philadelphia, PA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; 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.