NPIMap

Individual provider Active NPI

Grace Si-Wah Eng, MD

  • Endocrinology, Diabetes & Metabolism Physician
  • Emeryville, CA
National Provider Identifier
1871552679
Registry record updated Apr 29, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X
License
A86467 Issued in CA
Practice address
5800 Hollis St
Emeryville, CA 94608-2016
Phone
(510) 806-2100
Fax
(510) 806-2557
NPI assigned
Mar 21, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 29, 2024

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X A86467 CA
Endocrinology, Diabetes & Metabolism Physician 207RE0101X A86467 CA Primary

Addresses

Primary practice location

5800 Hollis St
Emeryville, CA 94608-2016

Mailing address

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

Other practice location 1

300 Pasteur Dr
Palo Alto, CA 94304-2203
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
I20040722001345 CA Practitioner - EndocrinologyPractitioner - Internal Medicine 7113907825 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
EndocrinologyAlso: Internal Medicine
Education
University of Michigan Medical School, 1999
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
University Healthcare AllianceGroup PAC ID 6305748799, 334 clinicians

Practice addresses (Care Compare)

4725 1St St
Suite 100
Pleasanton, CA 94566-7366
Phone (925) 462-7060

6121 Hollis St
Emeryville, CA 94608-2077

Hospital & facility affiliations

  • Stanford Health Care Hospital, Stanford, CA, CCN 050441
  • Alta Bates Summit Medical Center - Alta Bates Camp Hospital, Berkeley, CA, CCN 050305
  • Alta Bates Summit Medical Center Hospital, Oakland, CA, CCN 050043
  • Stanford Health Care Tri-Valley Hospital, Pleasanton, CA, CCN 050283

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A86467CAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Stanford Health Care Internal Medicine Current Accepting new patients
Stanford Health Care CurrentSince Mar 1, 2017 Accepting new patients
Stanford Health Care Internal Medicine CurrentSince Mar 1, 2017 Accepting new patients
Van Buren Hma LLC Past Accepting new patients
Sutter Bay Hospitals Past Accepting new patients
Alta Bates Summit Medical Center Past Accepting new patients
Affinity Medical Group Past Accepting new patients
Stanford Hospital and Clinics Past Accepting new patients

Locations

6121 Hollis St
Ste 400
Emeryville, CA 94608
Phone (510) 266-5400

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

1300 Crane St
Menlo Park, CA 94025
Phone (510) 785-5000

350 30th St
Ste 320
Oakland, CA 94609
Phone (510) 465-6700

300 Pasteur Dr
Palo Alto, CA 94304
Phone (650) 723-6469

4725 1st St
Ste 100
Pleasanton, CA 94566
Phone (925) 462-7060

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

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

  • Direct secure messaging: geng78458@direct.stanfordhealthcare.org

Organizations & group practices 9

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 10

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": "1142899200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1714348800000",
    "number": "1871552679",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5800 HOLLIS ST",
            "city": "EMERYVILLE",
            "state": "CA",
            "postal_code": "946082016",
            "telephone_number": "510-806-2100",
            "fax_number": "510-806-2557"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5800 HOLLIS ST",
            "city": "EMERYVILLE",
            "state": "CA",
            "postal_code": "946082016",
            "telephone_number": "510-806-2100",
            "fax_number": "510-806-2557"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "300 Pasteur Dr",
            "address_purpose": "LOCATION",
            "city": "Palo Alto",
            "state": "CA",
            "postal_code": "943042203",
            "country_code": "US",
            "telephone_number": "650-723-4000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ENG",
        "first_name": "GRACE",
        "middle_name": "SI-WAH",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-03-21",
        "last_updated": "2024-04-29",
        "certification_date": "2024-04-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A86467",
            "primary": false
        },
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "CA",
            "license": "A86467",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Emeryville, CA

Sources for this page

Verify at the official NPI Registry.