Individual provider Active NPI

Mingjian James You, M.D., PH.D.

  • Hematology (Pathology) Physician
  • Duarte, CA
National Provider Identifier
1659353845
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hematology (Pathology) PhysicianTaxonomy code 207ZH0000X
License
C204470 Issued in CA
Practice address
1500 Duarte Rd
Duarte, CA 91010-3012
Phone
(800) 826-4673
NPI assigned
Nov 15, 2005
Last updated
Sep 11, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Anatomic Pathology Physician 207ZP0101X C204470 CA
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X M7778 TX
Hematology (Pathology) Physician 207ZH0000X C204470 CA Primary
Anatomic Pathology Physician 207ZP0101X 223897 MA

Addresses

Primary practice location

1500 Duarte Rd
Duarte, CA 91010-3012

Mailing address

PO Box 512185
Los Angeles, CA 90051-0185

Other identifiers 3

IdentifierTypeStateIssuer
188894301MedicaidTX
P00455704OtherTXRR MEDICARE
8U7582OtherTXBCBS

Other names 1

  • Dr. Mingjian You Former name

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address direct@cityofhope.direct-ci.com Direct CITY OF HOPE MEDICAL FOUNDATION

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
I20250926003142 CA Practitioner - Pathology 4385643048 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Pathology
Education
Other, 1986
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
City of Hope Medical FoundationGroup PAC ID 3779751656, 964 clinicians

Practice addresses (Care Compare)

1500 Duarte Rd
Duarte, CA 91010-3012
Phone (626) 256-4673

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
84.29 of 100Reported as group
Quality
70.82
Promoting interoperability
100
Improvement activities
40
Cost
67.65

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
C204470CAMDHematology (Pathology) Physician
223897MAMDAnatomic Pathology Physician
M7778TXMDAnatomic Pathology & Clinical Pathology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
City of Hope Medical Foundation Anatomic Pathology & Clinical Pathology CurrentSince Sep 15, 2025 Accepting new patients

Locations

1500 Duarte Rd
Duarte, CA 91010
Phone (626) 359-8111

1601 Avocado Ave
Newport Beach, CA 92660
Phone (949) 763-2204

6939 Palm Ct
Riverside, CA 92506
Phone (760) 416-4832

209 Fair Oaks Ave
South Pasadena, CA 91030
Phone (626) 359-8111

1100 San Bernardino Rd
Ste 1100
Upland, CA 91786
Phone (909) 949-2242

Interoperability endpoints

  • Direct secure messaging: direct@cityofhope.direct-ci.com

Organizations & group practices 1

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 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": "1132012800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1659353845",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 512185",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900510185"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1500 DUARTE RD",
            "city": "DUARTE",
            "state": "CA",
            "postal_code": "910103012",
            "telephone_number": "800-826-4673"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "YOU",
        "first_name": "MINGJIAN",
        "middle_name": "JAMES",
        "name_prefix": "Dr.",
        "credential": "M.D., PH.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-11-15",
        "last_updated": "2025-09-11",
        "certification_date": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207ZP0101X",
            "taxonomy_group": "",
            "desc": "Pathology, Anatomic Pathology",
            "state": "CA",
            "license": "C204470",
            "primary": false
        },
        {
            "code": "207ZP0102X",
            "taxonomy_group": "",
            "desc": "Pathology, Anatomic Pathology & Clinical Pathology",
            "state": "TX",
            "license": "M7778",
            "primary": false
        },
        {
            "code": "207ZH0000X",
            "taxonomy_group": "",
            "desc": "Pathology, Hematology",
            "state": "CA",
            "license": "C204470",
            "primary": true
        },
        {
            "code": "207ZP0101X",
            "taxonomy_group": "",
            "desc": "Pathology, Anatomic Pathology",
            "state": "MA",
            "license": "223897",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "188894301",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RR MEDICARE",
            "identifier": "P00455704",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS",
            "identifier": "8U7582",
            "state": "TX"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "direct@cityofhope.direct-ci.com",
            "affiliation": "Y",
            "affiliationName": "CITY OF HOPE MEDICAL FOUNDATION",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "1500 Duarte Rd",
            "city": "Duarte",
            "state": "CA",
            "country_code": "US",
            "postal_code": "910103012",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "first_name": "MINGJIAN",
            "last_name": "YOU",
            "prefix": "DR.",
            "credential": "M.D., PH.D.",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Duarte, CA

Sources for this page

Verify at the official NPI Registry.