Shannon Simak, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

Practice address

833 Northern Blvd Ste 160
Great Neck, NY 11021-5322

Phone

(516) 498-8400

NPI assigned

Aug 20, 2025

Sex

Female

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

Enrolled in NY

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, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Brain and Spine Surgeons of New York PCGroup PAC ID 7113818139, 24 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Networks

• Healthfirst Medicare Network H1722
• Healthfirst Medicare Network H9678
• Healthfirst Medicare Network H3359
• Healthfirst Medicare Network H5989

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.

• Brain & Spine Surgeons of New York PC

  • Surgery Physician
  • White Plains, NY
  • NPI 1992921407
  Medicare reassignment Care Compare group NPD
• Michael S Cohen MD PC

  • Otolaryngology/Facial Plastic Surgery Physician
  • Syosset, NY
  • NPI 1336853340
  Medicare reassignment
• Aesthetic Plastic Surgery PC

  • Plastic and Reconstructive Surgery Physician
  • Great Neck, NY
  • NPI 1114191905
  NPD (past)
• New York Cardiovascular Anesthesiologists, P.C.

  • Anesthesiology Physician
  • Roslyn, NY
  • NPI 1801834411
  NPD (past)

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

{
    "created_epoch": "1755648000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1774137600000",
    "number": "1477430346",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "833 NORTHERN BLVD STE 160",
            "city": "GREAT NECK",
            "state": "NY",
            "postal_code": "110215322"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "833 NORTHERN BLVD STE 160",
            "city": "GREAT NECK",
            "state": "NY",
            "postal_code": "110215322",
            "telephone_number": "516-498-8400"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIMAK",
        "first_name": "SHANNON",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-08-20",
        "last_updated": "2026-03-22",
        "certification_date": "2026-03-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "NY",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Candice Lillian Silver, MS, RDN, CDN
• Vicki-Ann Silver, AU.D
• Yinelka Grisel Silverio de Castro, MD
• Stephen M Silverman, M.D.
• Adam Richard Silvers, M.D.
• Yvette Simantow-Mazloumi, LMHC
• John Simmons, PT
• Rachel Simms, DPT
• Linda Berner Simnowitz, PH.D.
• Jay S Simoncic, MD

• Physician Assistant in Great Neck, NY
• Providers in Great Neck, NY by specialty
• Physician Assistant in New York

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