George Ishak, M.D

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

A145111 Issued in CA

Practice address

215 W Janss Rd
Thousand Oaks, CA 91360-1847

Phone

(805) 497-2727

NPI assigned

Jun 27, 2014

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

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 MedicineAlso: Hospitalist

Education

Other, 2014

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

North East Medical ServicesGroup PAC ID 4284520529, 143 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• California Pacific Medical Center- Van Ness Campus Hospital, San Francisco, CA, CCN 050047
• California Pacific Medical Ctr-Davies Campus Hosp Hospital, San Francisco, CA, CCN 050008

Merit-based Incentive Payment System (MIPS)

Final score

89.14 of 100Reported as group

Quality

84.79

Promoting interoperability

99

Improvement activities

40

Cost

73.15

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: george.ishak@hca3.eclinicaldirectplus.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.

• North East Medical Services

  • Federally Qualified Health Center (FQHC)
  • San Francisco, CA
  • NPI 1518911304
  Medicare reassignment Care Compare group NPD
• Clarkian Hospitalist Corporation

  • Hospitalist Physician
  • Daly City, CA
  • NPI 1780353227
  Medicare reassignment NPD
• Hospital Medicine of California Inc

  • Hospitalist Physician
  • West Hills, CA
  • NPI 1770037236

  Internal Medicine

  Medicare reassignment NPD
• Hospitalist Medicine Physicians of California, Inc

  • Internal Medicine Physician
  • Apple Valley, CA
  • NPI 1184663965
  Medicare reassignment NPD
• Inpatient Specialists of California, PC

  • Internal Medicine Physician
  • San Bernardino, CA
  • NPI 1952792475
  Medicare reassignment NPD
• Jaspreet Somal M.D., a.P.C.

  • Critical Care Medicine (Anesthesiology) Physician
  • Simi Valley, CA
  • NPI 1154917318
  Medicare reassignment NPD
• Life Medical Practitioners

  • Hospitalist Physician
  • San Diego, CA
  • NPI 1821799164

  Internal Medicine

  Medicare reassignment NPD
• Nes Western Group, a Professional Corporation

  • Emergency Medicine Physician
  • Porterville, CA
  • NPI 1487125019
  Medicare reassignment NPD
• Torrance Health Association Inc

  • Family Medicine Physician
  • Torrance, CA
  • NPI 1083903124
  Medicare reassignment
• Geovand Professional Medical Corporation

  • Surgery Physician
  • San Francisco, CA
  • NPI 1063303535
  NPD
• Nes Western Group, a Professional Corporation

  • Emergency Medicine Physician
  • Hayward, CA
  • NPI 1588249569
  NPD
• North East Medical Services

  • Federally Qualified Health Center (FQHC)
  • San Francisco, CA
  • NPI 1760746275
  NPD

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

• Sutter Bay Hospitals

  • General Acute Care Hospital
  • San Francisco, CA
  • NPI 1659439834
  Care Compare affiliation
• Sutter Bay Hospitals

  • General Acute Care Hospital
  • San Francisco, CA
  • NPI 1740348929
  Care Compare affiliation

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

{
    "created_epoch": "1403827200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1726185600000",
    "number": "1790190825",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "211 EASTMOOR AVE",
            "city": "DALY CITY",
            "state": "CA",
            "postal_code": "940152036"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "215 W JANSS RD",
            "city": "THOUSAND OAKS",
            "state": "CA",
            "postal_code": "913601847",
            "telephone_number": "805-497-2727"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "18321 Clark St",
            "address_purpose": "LOCATION",
            "city": "Tarzana",
            "state": "CA",
            "postal_code": "913563501",
            "country_code": "US",
            "telephone_number": "818-810-0800",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2190 Lynn Rd Ste 300",
            "address_purpose": "LOCATION",
            "city": "Thousand Oaks",
            "state": "CA",
            "postal_code": "913608024",
            "country_code": "US",
            "telephone_number": "805-370-4802",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "211 Eastmoor Ave",
            "address_purpose": "LOCATION",
            "city": "Daly City",
            "state": "CA",
            "postal_code": "94015",
            "country_code": "US",
            "telephone_number": "415-391-9686",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ISHAK",
        "first_name": "GEORGE",
        "credential": "M.D",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2014-06-27",
        "last_updated": "2024-09-13",
        "certification_date": "2024-09-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CA",
            "license": "A145111",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A145111",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Irving K Loh M D Inc
• Gail Marie Irwin, LMFT
• Derrick T Isa, MPT, DPT
• Spencer K Isa, DPT
• Nicholas Jacob Iscakis, RBT-18-62122
• Mayia Iskandarzada
• Jane Israyelyan, LICENSED MARRIAGE AN
• David Ito, L.AC
• Marsha Gay Izen, MFT
• J Thomas Millington, MD a Medical Corporation

• Internal Medicine Physician in Thousand Oaks, CA
• Providers in Thousand Oaks, CA by specialty
• Internal Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 13, 2024; 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.