Individual provider Active NPI

Annie Ngo, MD

  • Anesthesiology Physician
  • Seattle, WA
National Provider Identifier
1619505583
Registry record updated Jan 30, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
A199384 Issued in CA
Practice address
325 9TH Ave
Seattle, WA 98104-2420
Phone
(206) 520-5000
NPI assigned
Mar 27, 2020
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 30, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X MD61593260 WA
Anesthesiology Physician 207L00000X A199384 CA Primary

Addresses

Primary practice location

325 9TH Ave
Seattle, WA 98104-2420

Mailing address

PO Box 50095
Seattle, WA 98145-5095
Phone (206) 520-5700

Other names 1

  • An Thuy Ngo Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WA, CA2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20240813003944 WA Practitioner - Anesthesiology 7618399197 Reassigns benefits to 1 organization
I20250212002402 CA Practitioner - Anesthesiology 7618399197 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Other, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Cep America - Anesthesia PCGroup PAC ID 3678897915, 849 clinicians

Practice addresses (Care Compare)

1601 Ygnacio Valley Rd
Walnut Creek, CA 94598-3122
Phone (925) 939-3000

Hospital & facility affiliations

  • John Muir Medical Center - Walnut Creek Campus Hospital, Walnut Creek, CA, CCN 050180
  • John Muir Medical Center - Concord Campus Hospital, Concord, CA, CCN 050496

Merit-based Incentive Payment System (MIPS)

Final score
93.85 of 100Reported as apm
Quality
74.6
Promoting interoperability
100
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A199384CAMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
John Muir Trauma Physicians Billing Service Anesthesiology CurrentSince Jan 19, 2026 Accepting new patients
Cep America - Anesthesia PC Anesthesiology CurrentSince Jan 2, 2025 Accepting new patients
Cep America - Anesthesia, PC Anesthesiology CurrentSince Jan 2, 2025 Accepting new patients
The Association of University Physicians Anesthesiology CurrentSince Aug 1, 2024 Accepting new patients

Locations

2100 Powell St
Ste 400
Emeryville, CA 94608
Phone (510) 350-2638

2000 Mowry Ave
Fremont, CA 94538
Phone (510) 793-6653

975 S Fairmont Ave
Lodi, CA 95240
Phone (209) 339-7575

1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 851-7423

1601 Ygnacio Valley Rd
Walnut Creek, CA 94598
Phone (925) 295-1545

1959 NE Pacific St
Seattle, WA 98195
Phone (206) 598-4333

325 9th Ave
Seattle, WA 98104
Phone (206) 731-3000

Organizations & group practices 5

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 2

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": "1585267200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1738195200000",
    "number": "1619505583",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 50095",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981455095",
            "telephone_number": "206-520-5700"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "325 9TH AVE",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981042420",
            "telephone_number": "206-520-5000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NGO",
        "first_name": "ANNIE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-03-27",
        "last_updated": "2025-01-30",
        "certification_date": "2025-01-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "WA",
            "license": "MD61593260",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CA",
            "license": "A199384",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "AN",
            "last_name": "NGO",
            "middle_name": "THUY",
            "credential": "MD",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Seattle, WA

Sources for this page

Verify at the official NPI Registry.