Gregory Allen Spielmann, D.D.S

Primary specialty

General Practice DentistryTaxonomy code 1223G0001X

License

5963 Issued in OK

Practice address

4400 NW 63Rd Street
Oklahoma City, OK 73116-1509

Phone

(405) 848-7780

Fax

(405) 730-0399

NPI assigned

Dec 7, 2007

Sex

Male

Sole proprietor

Yes

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

Enrolled in OK

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Practice roles

Locations

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.

• Greg Spielmann LLC

  • Dental Clinic/Center
  • Oklahoma City, OK
  • NPI 1194345785
  NPD

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

{
    "created_epoch": "1196985600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787529600000",
    "number": "1679756175",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4400 NW 63RD STREET",
            "city": "OKLAHOMA CITY",
            "state": "OK",
            "postal_code": "73116",
            "telephone_number": "405-848-7780",
            "fax_number": "405-730-0399"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4400 NW 63RD STREET",
            "city": "OKLAHOMA CITY",
            "state": "OK",
            "postal_code": "731161509",
            "telephone_number": "405-848-7780",
            "fax_number": "405-730-0399"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SPIELMANN",
        "first_name": "GREGORY",
        "middle_name": "ALLEN",
        "name_prefix": "Dr.",
        "credential": "D.D.S",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-12-07",
        "last_updated": "2026-08-24",
        "certification_date": "2026-08-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "OK",
            "license": "5963",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Kellie Sperry, LPC
• Hannah Speziale, AU.D.
• Amber J Spicer
• Heather Spiegel, AGACNP-BC
• Sidney Spieker
• Laurie Spies
• Raenell Spies
• Samantha Elizabeth Spina, PA-C
• David Spindle, LPC
• Spine Shield, PLLC

• General Practice Dentistry in Oklahoma City, OK
• Providers in Oklahoma City, OK by specialty
• General Practice Dentistry in Oklahoma

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 24, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.