Individual provider Active NPI

Christopher Lam, MD

  • Internal Medicine Physician
  • Saint Paul, MN
National Provider Identifier
1013443282
Registry record updated Oct 30, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
78415 Issued in MN
Practice address
1390 University Ave W
Saint Paul, MN 55104-4001
Phone
(651) 232-4800
NPI assigned
May 10, 2017
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 30, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Hospitalist Physician 208M00000X S0932 TX
Internal Medicine Physician 207R00000X 78415 MN Primary

Addresses

Primary practice location

1390 University Ave W
Saint Paul, MN 55104-4001

Mailing address

1700 University Ave W FL 6
Saint Paul, MN 55104-3727

Other practice location 1

4502 Medical Dr
San Antonio, TX 78229-4402
Phone (210) 567-0777

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX, MN2 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
I20200508001296 TX Practitioner - HospitalistPractitioner - Internal Medicine 9032488796 Reassigns benefits to 1 organization
I20250514001446 MN Practitioner - Internal Medicine 9032488796 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
University of Texas Medical School at San Antonio, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Healtheast Medical Research InstituteGroup PAC ID 3971407636, 665 clinicians

Practice addresses (Care Compare)

1390 University Ave W
Saint Paul, MN 55104-4001
Phone (651) 232-4800

Hospital & facility affiliations

  • M Health Fairview St John'S Hospital Hospital, Maplewood, MN, CCN 240210
  • M Health Fairview Southdale Hospital Hospital, Edina, MN, CCN 240078
  • M Health Fairview Woodwinds Hospital Hospital, Woodbury, MN, CCN 240213

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
78415MNMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
The University of Texas Health Science Center at San Antonio CurrentSince Jul 1, 2020 Accepting new patients
Healtheast Medical Research Institute CurrentSince Jun 1, 2025 Accepting new patients
University of Texas Health Science Center at San Antonio Internal Medicine CurrentSince Jul 1, 2020 Accepting new patients
Healtheast Medical Research Institute Internal Medicine CurrentSince Jun 1, 2025 Accepting new patients
Healtheast Medical Research Institute Current Accepting new patients
Bexar County Hospital District Past Accepting new patients
Healtheast Medical Research Institute Past Accepting new patients

Locations

1390 University Ave W
Saint Paul, MN 55104
Phone (651) 232-4800

1700 University Ave W
Saint Paul, MN 55104
Phone (612) 672-6740

1700 University Ave W
Fl 6
Saint Paul, MN 55104
Phone (651) 232-2273

7703 Floyd Curl Dr
#7982
San Antonio, TX 78229
Phone (210) 358-1944

7703 Floyd Curl Dr
San Antonio, TX 78229
Phone (210) 450-3700

4502 Medical Dr
San Antonio, TX 78229
Phone (210) 358-3555

Organizations & group practices 7

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 5

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": "1494374400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761782400000",
    "number": "1013443282",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1700 UNIVERSITY AVE W FL 6",
            "city": "SAINT PAUL",
            "state": "MN",
            "postal_code": "551043727"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1390 UNIVERSITY AVE W",
            "city": "SAINT PAUL",
            "state": "MN",
            "postal_code": "551044001",
            "telephone_number": "651-232-4800"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4502 Medical Dr",
            "address_purpose": "LOCATION",
            "city": "San Antonio",
            "state": "TX",
            "postal_code": "782294402",
            "country_code": "US",
            "telephone_number": "210-567-0777",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LAM",
        "first_name": "CHRISTOPHER",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-05-10",
        "last_updated": "2025-10-30",
        "certification_date": "2025-10-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "TX",
            "license": "S0932",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MN",
            "license": "78415",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Saint Paul, MN

Sources for this page

Verify at the official NPI Registry.