Mark Silverman, M.D.

Primary specialty

SpecialistTaxonomy code 174400000X

License

174124-1 Issued in NY

Practice address

258 Merrick Rd
Oceanside, NY 11572-1427

Phone

(516) 255-0684

Fax

(516) 255-5353

NPI assigned

Oct 26, 2005

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

Enrolled in NY

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Dermatology

Education

Tufts University School of Medicine, 1986

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

South Nassau Dermatology PCGroup PAC ID 4284525353, 11 clinicians

Practice addresses (Care Compare)

Merit-based Incentive Payment System (MIPS)

Final score

75 of 100Reported as group

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• South Nassau Dermatology P.C.

  • Specialist
  • Oceanside, NY
  • NPI 1144272899
  Medicare reassignment Care Compare group NPD

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

{
    "created_epoch": "1130284800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1780674184",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "258 MERRICK RD",
            "city": "OCEANSIDE",
            "state": "NY",
            "postal_code": "115721427",
            "telephone_number": "516-255-0684",
            "fax_number": "516-255-5353"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "258 MERRICK RD",
            "city": "OCEANSIDE",
            "state": "NY",
            "postal_code": "115721427",
            "telephone_number": "516-255-0684",
            "fax_number": "516-255-5353"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SILVERMAN",
        "first_name": "MARK",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-10-26",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "174400000X",
            "taxonomy_group": "",
            "desc": "Specialist",
            "state": "NY",
            "license": "174124-1",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Lynn A Sider, MA CCC SLP
• Vijay Srichand Sidhwani, D.O.
• Adrian Elaine Sierant, PHARMD
• Ellen Sierra, P.A.
• Shelli Lynn Silberman
• Scott Harris Silverman, MD
• Seymour Silverman, RPH
• Karen Silverstein, MA
• Ina S Sim
• Zoe Dakota Simeone, ATC

• Specialist in Oceanside, NY
• Providers in Oceanside, NY by specialty
• Specialist in New York

• 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.
• 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.