Boris Zhalkovsky Medical Corporation

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

Legal business name

BORIS ZHALKOVSKY MEDICAL CORPORATION

Practice address

809 Laurel St Unit 6912
San Carlos, CA 94070-7766

Phone

(650) 219-3600

NPI assigned

Dec 15, 2006

Organization subpart

No

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

Authorized official

Name

Dr. Boris Zhalkovsky, MDNPI 1518146489

Title

The President

Phone

(650) 219-3600

Specialties & licenses 1

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in CA

Enrollment records 1

Locations

Practitioners 4

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Boris Zhalkovsky, MD

  • Psychiatry Physician
  • Castro Valley, CA
  • NPI 1518146489

  CA, Psychiatry

  Medicare reassignment NPD Authorized official
• Arkady Oreper, MD

  • Psychiatry Physician
  • Castro Valley, CA
  • NPI 1346320710

  Psychiatry

  NPD (past)
• Vladimir Rafanov, MD

  • Neurology Physician
  • West Sacramento, CA
  • NPI 1477537413
  NPD (past)
• Suzanne Gaynor Sloman, PHD

  • Clinical Psychologist
  • Castro Valley, CA
  • NPI 1942363122
  NPD (past)

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

{
    "created_epoch": "1166140800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757548800000",
    "number": "1710049655",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "809 LAUREL ST UNIT 6912",
            "city": "SAN CARLOS",
            "state": "CA",
            "postal_code": "940707766",
            "telephone_number": "650-219-3600"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "809 LAUREL ST UNIT 6912",
            "city": "SAN CARLOS",
            "state": "CA",
            "postal_code": "940707766",
            "telephone_number": "650-219-3600"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "BORIS ZHALKOVSKY MEDICAL CORPORATION",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-12-15",
        "last_updated": "2025-09-11",
        "certification_date": "2025-09-11",
        "status": "A",
        "authorized_official_last_name": "ZHALKOVSKY",
        "authorized_official_first_name": "BORIS",
        "authorized_official_title_or_position": "THE PRESIDENT",
        "authorized_official_telephone_number": "650-219-3600",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A563750",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Kathleen (Kay) Bolter, PHD
• Grace Bolton, L.AC.
• Michael John Bonitt
• Nicole M Bonsol
• Christine Borba-Furtado, AMFT137522
• Nathan Bornstein, M.D.
• Sarah Ellison Boro, LCSW124424
• Janet M. Bosworth, M.A., MFT
• Bowman Medical
• Bowman Medical Supply

• All providers in San Carlos, CA
• Psychiatry Physician in California

• 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.