Gary Rothland Hartwell, D.D.S.

Primary specialty

EndodonticsTaxonomy code 1223E0200X

License

01582 Issued in NJ

Practice address

110 Bergen St
Umdnj-NJDS, C-790
Newark, NJ 07103-2495

Phone

(973) 972-5329

Fax

(973) 972-0328

NPI assigned

Apr 19, 2006

Last updated

Jul 13, 2026By the provider in NPPES

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

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

State licenses

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

{
    "created_epoch": "1145404800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1396700589",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4107 W FRANKLIN ST",
            "city": "RICHMOND",
            "state": "VA",
            "postal_code": "232211107",
            "telephone_number": "804-353-3175"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "110 BERGEN ST",
            "address_2": "UMDNJ-NJDS, C-790",
            "city": "NEWARK",
            "state": "NJ",
            "postal_code": "071032495",
            "telephone_number": "973-972-5329",
            "fax_number": "973-972-0328"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HARTWELL",
        "first_name": "GARY",
        "middle_name": "ROTHLAND",
        "name_prefix": "Dr.",
        "credential": "D.D.S.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-04-19",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223E0200X",
            "taxonomy_group": "",
            "desc": "Dentist, Endodontics",
            "state": "NJ",
            "license": "01582",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Hasiard Meo Enterprise Inc (Springfield Ave Pharmacy)

• Endodontics in Newark, NJ
• Providers in Newark, NJ by specialty
• Endodontics in New Jersey

• 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.