Phillip Allen Gelwick, O.D.

Primary specialty

Corneal and Contact Management OptometristTaxonomy code 152WC0802X

License

908 Issued in OK

Practice address

1633 S Harvard Ave
Tulsa, OK 74112-6823

Phone

(918) 744-7638

Fax

(918) 744-5384

NPI assigned

Jan 5, 2007

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 2

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

Specialty

Optometry

Education

Southern College of Optometry, 1976

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Procedures performed for Medicare patients

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.

• P a Gelwick, Inc.

  • Optometrist
  • Tulsa, OK
  • NPI 1881802718
  Medicare reassignment NPD Authorized official

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

{
    "created_epoch": "1167955200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1679620199",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1633 S HARVARD AVE",
            "city": "TULSA",
            "state": "OK",
            "postal_code": "741126823",
            "telephone_number": "918-744-7638",
            "fax_number": "918-744-5384"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1633 S HARVARD AVE",
            "city": "TULSA",
            "state": "OK",
            "postal_code": "741126823",
            "telephone_number": "918-744-7638",
            "fax_number": "918-744-5384"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GELWICK",
        "first_name": "PHILLIP",
        "middle_name": "ALLEN",
        "name_prefix": "Dr.",
        "credential": "O.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-01-05",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "",
            "desc": "Optometrist",
            "state": "OK",
            "license": "908",
            "primary": false
        },
        {
            "code": "152WC0802X",
            "taxonomy_group": "",
            "desc": "Optometrist, Corneal and Contact Management",
            "state": "OK",
            "license": "908",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Tiffany Geisler, APRN
• Nathaniel Aj Danger Geist, PHD
• Vonnie Geist
• Steven Brandon Geister, M.D.
• Paul Lemmel Gelven, M.D.
• John Gemma
• Alfred Gendy, M.D.
• Gene W. McCormick, DDS, P.C.
• Genecode Laboratory
• Generation II Generation Enterprises LLC

• Corneal and Contact Management Optometrist in Tulsa, OK
• Providers in Tulsa, OK by specialty
• Corneal and Contact Management Optometrist in Oklahoma

• 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.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.