Individual provider Active NPI

James K Mangan, MD

  • Hematology & Oncology Physician
  • San Diego, CA
National Provider Identifier
1720107121
Registry record updated Nov 14, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hematology & Oncology PhysicianTaxonomy code 207RH0003X
License
C163310 Issued in CA
Practice address
200 W Arbor Dr
San Diego, CA 92103-9000
Phone
(800) 926-8273
Fax
(888) 539-8781
NPI assigned
Mar 28, 2007
Sex
Male
Sole proprietor
No

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 C163310 CA Primary

Addresses

Primary practice location

200 W Arbor Dr
San Diego, CA 92103-9000

Mailing address

File 53726
Los Angeles, CA 90074-0001
Phone (800) 926-8273

Other practice location 1

3855 Health Sciences Dr
LA Jolla, CA 92093-1503
Phone (800) 926-8273

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PA, 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
I20110712000599 PA Practitioner - Hematology/Oncology 2365610698 Reassigns benefits to 1 organization
I20191031002911 CA Practitioner - Hematology/Oncology 2365610698 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Hematology/Oncology
Education
Temple University School of Medicine, 2005
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Regents of the University of CaliforniaGroup PAC ID 3577476761, 2,047 clinicians

Practice addresses (Care Compare)

200 W Arbor Dr
San Diego, CA 92103-3109
Phone (858) 657-7000

Hospital & facility affiliations

  • UC San Diego Health Hillcrest - Hillcrest Med Ctr Hospital, San Diego, CA, CCN 050025

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
C163310CAMDHematology & Oncology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Regents of the University of California CurrentSince Aug 28, 2019 Accepting new patients
University of Penn-Medical Group CurrentSince Jul 1, 2011 Accepting new patients
Regents of the University of California Hematology & Oncology CurrentSince Aug 28, 2019 Accepting new patients
Regents of the University of California Current Accepting new patients
University of Penn-Medical Group Hematology CurrentSince Jul 1, 2011 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
University of Penn - Medical Group Past Accepting new patients
Presbyterian Medical Center of the University of Pennsylvania Health S Past Accepting new patients

Locations

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

File 53726
Los Angeles, CA 90074

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

3624 Market St
Fl 2
Philadelphia, PA 19104
Phone (215) 615-3669

3400 Civic Center Blvd
Fl 2
Philadelphia, PA 19104

3400 Civic Center Blvd
Fl 3
Philadelphia, PA 19104
Phone (215) 614-4100

3400 Civic Center Blvd
#2
Philadelphia, PA 19104
Phone (215) 615-0063

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 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": "1175040000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763078400000",
    "number": "1720107121",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "FILE 53726",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900740001",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 W ARBOR DR",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921039000",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3855 Health Sciences Dr",
            "address_purpose": "LOCATION",
            "city": "LA Jolla",
            "state": "CA",
            "postal_code": "920931503",
            "country_code": "US",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MANGAN",
        "first_name": "JAMES",
        "middle_name": "K",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-03-28",
        "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": "C163310",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Diego, CA

Sources for this page

Verify at the official NPI Registry.