Mark L Geller, M.D.

Primary specialty

Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X

License

G60287 Issued in CA

Practice address

18133 Ventura Blvd
Suite 204
Tarzana, CA 91356-3641

Phone

(818) 466-7700

Fax

(818) 996-1649

NPI assigned

Jun 14, 2005

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

Other identifiers 6

Medicare fee-for-service enrollment

Enrolled in CA

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

Internal Medicine

Education

University of California, San Diego School of Medicine, 1985

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Providence Facey Medical FoundationGroup PAC ID 3173436276, 324 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

• Direct secure messaging: mgeller389979@oc.providencedirect.org
• Direct secure messaging: mark.geller.p1@direct.lakeside.nextgenshare.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.

• Providence Facey Medical Foundation

  • Internal Medicine Physician
  • Valencia, CA
  • NPI 1710031588

  Endocrinology, Diabetes & Metabolism

  Medicare reassignment Care Compare group NPD
• Providence Facey Medical Foundation

  • Multi-Specialty Clinic/Center
  • Irvine, CA
  • NPI 1891348447
  NPD
• Dignity Community Care

  • General Acute Care Hospital
  • Northridge, CA
  • NPI 1417089350
  NPD (past)
• Tarzana Medical Center LLC

  • General Acute Care Hospital
  • Tarzana, CA
  • NPI 1821250762
  NPD (past)

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

{
    "created_epoch": "1118707200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1540252800000",
    "number": "1093710345",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 9602",
            "city": "MISSION HILLS",
            "state": "CA",
            "postal_code": "913469602",
            "telephone_number": "818-837-5559",
            "fax_number": "818-792-4793"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "18133 VENTURA BLVD",
            "address_2": "SUITE 204",
            "city": "TARZANA",
            "state": "CA",
            "postal_code": "913563641",
            "telephone_number": "818-466-7700",
            "fax_number": "818-996-1649"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GELLER",
        "first_name": "MARK",
        "middle_name": "L",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-06-14",
        "last_updated": "2018-10-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "CA",
            "license": "G60287",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD GROUP NUMBER",
            "identifier": "T0796",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE RENDERING NUMBER",
            "identifier": "WG60287A",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD RENDERING NUMBER",
            "identifier": "110061982",
            "state": "CA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "YYY40048Y",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE CROSS OF CALIFORNIA",
            "identifier": "95-3132732",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE SHIELD OF CALIFORNIA",
            "identifier": "YYY40048Y",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Dayna Garrison
• Jared Gasca
• Jasmin Gasparyan, PHARMD
• Hashim Gazi, M.D.
• Cheri Lynn Geist, PA-C, MPAP
• Genfinity O&P LLC
• George a Maranon Oral Maxillofacial Surgery
• George Fischmann M.D., Inc.
• George Gamez, PHD Inc
• Sharon George

• Endocrinology, Diabetes & Metabolism Physician in Tarzana, CA
• Providers in Tarzana, CA by specialty
• Endocrinology, Diabetes & Metabolism Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 23, 2018; 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.