Individual provider Active NPI

Assuntina G Sacco, MD

  • Hematology & Oncology Physician
  • Ann Arbor, MI
National Provider Identifier
1871757831
Registry record updated Nov 14, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hematology & Oncology PhysicianTaxonomy code 207RH0003X
License
A132120 Issued in CA
Practice address
1500 E Medical Center Dr
University of Michigan Health System
Ann Arbor, MI 48109-5000
Phone
(734) 615-1623
NPI assigned
Jul 17, 2008
Last updated
Nov 14, 2025By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Nov 14, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Hematology & Oncology Physician 207RH0003X A132120 CA Primary

Addresses

Primary practice location

1500 E Medical Center Dr
University of Michigan Health System
Ann Arbor, MI 48109-5000

Mailing address

File 57326
Los Angeles, CA 90074-7326
Phone (800) 926-8273

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20141201002063 CA Practitioner - Hematology/OncologyPractitioner - Internal Medicine 4183946247 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Hematology/OncologyAlso: Internal Medicine
Education
Loyola University of Chicago, Stritch School of Medicine, 2008
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

200 W Arbor Dr
San Diego, CA 92103-9000
Phone (858) 657-7000

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
90.77 of 100Reported as group
Quality
84.13
Promoting interoperability
100
Improvement activities
40
Cost
73.88

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A132120CAMDHematology & Oncology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Regents of the University of California CurrentSince Aug 15, 2014 Accepting new patients
Regents of the University of California Current Accepting new patients
Regents of the University of California Hematology & Oncology CurrentSince Aug 15, 2014 Accepting new patients
Regents of the University of California Past Accepting new patients
Regents of the University of California Ucsd Head and Neck Surgery Past Accepting new patients

Locations

3855 Health Sciences Dr
La Jolla, CA 92093
Phone (858) 822-6094

File 57326
Los Angeles, CA 90074

4250 1st Ave
San Diego, CA 92103
Phone (415) 290-8175

200 W Arbor Dr
San Diego, CA 92103
Phone (619) 543-5754

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 1

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": "1216252800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763078400000",
    "number": "1871757831",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "FILE 57326",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900747326",
            "telephone_number": "800-926-8273"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1500 E MEDICAL CENTER DR",
            "address_2": "UNIVERSITY OF MICHIGAN HEALTH SYSTEM",
            "city": "ANN ARBOR",
            "state": "MI",
            "postal_code": "481095000",
            "telephone_number": "734-615-1623"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SACCO",
        "first_name": "ASSUNTINA",
        "middle_name": "G",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2008-07-17",
        "last_updated": "2025-11-14",
        "certification_date": "2025-11-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "CA",
            "license": "A132120",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Ann Arbor, MI

Sources for this page

Verify at the official NPI Registry.