NPIMap

Individual provider Active NPI

Worasak Keeyapaj, MD

  • Anesthesiology Physician
  • Stanford, CA
National Provider Identifier
1104092477
Registry record updated Apr 11, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
A133317 Issued in CA
Practice address
300 Pasteur Dr
Stanford, CA 94305-2200
Phone
(650) 723-4000
Fax
(650) 498-5840
NPI assigned
May 6, 2008
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 11, 2024

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X A133317 CA Primary

Addresses

Primary practice location

300 Pasteur Dr
Stanford, CA 94305-2200

Mailing address

1804 Embarcadero Rd
Suite 100
Palo Alto, CA 94303-3341
Phone (650) 723-4000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20151231001913 CA Practitioner - Anesthesiology 7911162532 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Other, 2001
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Stanford Health CareGroup PAC ID 6709797491, 3,152 clinicians

Practice addresses (Care Compare)

300 Pasteur Dr
Stanford, CA 94305-2200
Phone (650) 723-4000

5800 Hollis St
Emeryville, CA 94608-2016
Phone (510) 806-2100

Hospital & facility affiliations

  • Stanford Health Care Hospital, Stanford, CA, CCN 050441

Merit-based Incentive Payment System (MIPS)

Final score
88.53 of 100Reported as group
Quality
87.08
Promoting interoperability
100
Improvement activities
40
Cost
69.51

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A133317CAMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Stanford Health Care Anesthesiology CurrentSince Nov 23, 2015 Accepting new patients
Stanford Health Care Anesthesiology Current Accepting new patients
LPCH Medical Group Div of Lucile CurrentSince Nov 23, 2015 Accepting new patients
Stanford Health Care CurrentSince Nov 23, 2015 Accepting new patients

Locations

725 Welch Rd
Palo Alto, CA 94304
Phone (650) 497-8979

300 Pasteur Dr
Stanford, CA 94305
Phone (650) 498-5710

Organizations & group practices 4

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.

Hospital & facility affiliations 7

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

NPI Registry JSON

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

{
    "created_epoch": "1210032000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1712793600000",
    "number": "1104092477",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1804 EMBARCADERO RD",
            "address_2": "SUITE 100",
            "city": "PALO ALTO",
            "state": "CA",
            "postal_code": "943033341",
            "telephone_number": "650-723-4000",
            "fax_number": "650-498-5840"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 PASTEUR DR",
            "city": "STANFORD",
            "state": "CA",
            "postal_code": "943052200",
            "telephone_number": "650-723-4000",
            "fax_number": "650-498-5840"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KEEYAPAJ",
        "first_name": "WORASAK",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-05-06",
        "last_updated": "2024-04-11",
        "certification_date": "2024-04-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CA",
            "license": "A133317",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Stanford, CA

Sources for this page

Verify at the official NPI Registry.