Marilyn Gennedy Shook, PA

Primary specialty

Surgical Physician AssistantTaxonomy code 363AS0400X

License

PA05255 Issued in TX

Practice address

18885 Katy Fwy FL 2
Houston, TX 77094-1103

Phone

(281) 829-2000

NPI assigned

May 29, 2007

Sex

Female

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in TX

Eligible to order & refer

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

Green means eligible to order or refer.

Enrollment records 1

Specialty

Physician Assistant

Education

Other, 2007

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Orthopaedic Associates LLPGroup PAC ID 0941285928, 14 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Houston Methodist West Hospital Hospital, Houston, TX, CCN 670077
• Surgery Specialty Hospitals of America SE Houston Hospital, Pasadena, TX, CCN 450831

Merit-based Incentive Payment System (MIPS)

Final score

79.38 of 100Reported as group

Quality

73.06

Promoting interoperability

92

Improvement activities

40

Cost

64.87

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

Interoperability endpoints

• Direct secure messaging: marilyn.shook.1@25152.direct.athenahealth.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.

• Orthopaedic Associates, LLP

  • Orthopaedic Surgery Physician
  • Houston, TX
  • NPI 1841276631
  Medicare reassignment Care Compare group

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Methodist Health Centers

  • General Acute Care Hospital
  • Houston, TX
  • NPI 1083937593
  Care Compare affiliation
• Vista Community Medical Center LLP

  • General Acute Care Hospital
  • Pasadena, TX
  • NPI 1891718789
  Care Compare affiliation

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

{
    "created_epoch": "1180396800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1745280000000",
    "number": "1750582847",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 207",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770010207",
            "telephone_number": "281-829-2000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "18885 KATY FWY FL 2",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770941103",
            "telephone_number": "281-829-2000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2600 North Loop W Ste 100",
            "address_purpose": "LOCATION",
            "city": "Houston",
            "state": "TX",
            "postal_code": "770928915",
            "country_code": "US",
            "telephone_number": "713-650-6900",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SHOOK",
        "first_name": "MARILYN",
        "middle_name": "GENNEDY",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-05-29",
        "last_updated": "2025-04-22",
        "certification_date": "2025-04-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "TX",
            "license": "PA05255",
            "primary": false
        },
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "TX",
            "license": "PA05255",
            "primary": false
        },
        {
            "code": "363AS0400X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Surgical",
            "state": "TX",
            "license": "PA05255",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE INDIVIDUAL PTAN",
            "identifier": "8J7704",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Theresa Sia Shokunbi
• Shola a Express LLC
• Suliat Shomade
• Megan Shonebarger, PA
• Joan Shook, MD
• Ryan Seth Shook, M.D.
• Shella Razine Shook, RN
• Alexis Nicole Shoope, PT, DPT
• Devante Shootes, MD, MS
• Stephen Brownlow Shope, OD PHD

• Surgical Physician Assistant in Houston, TX
• Providers in Houston, TX by specialty
• Surgical Physician Assistant in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 22, 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.