Individual provider Active NPI

Calvin M Lee, MD

  • Surgery Physician
  • Modesto, CA
National Provider Identifier
1053308197
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgery PhysicianTaxonomy code 208600000X
License
A82159 Issued in CA
Practice address
2336 Sylvan Ave
Ste C
Modesto, CA 95355-9294
Phone
(209) 551-1888
Fax
(209) 551-5662
NPI assigned
Oct 4, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Surgery Physician 208600000X A82159 CA Primary

Addresses

Primary practice location

2336 Sylvan Ave
Ste C
Modesto, CA 95355-9294

Mailing address

PO Box 578958
Modesto, CA 95357-8958
Phone (209) 551-1888

Other identifiers 1

IdentifierTypeStateIssuer
00A821590MedicaidCA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A82159CAMDSurgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Tzuying Tammy Wu MD Inc Past Accepting new patients

Interoperability endpoints

  • Direct secure messaging: calvin.lee@1092.securemail.prognocis.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 and National Provider Directory roles.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1128384000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1053308197",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 578958",
            "city": "MODESTO",
            "state": "CA",
            "postal_code": "953578958",
            "telephone_number": "209-551-1888",
            "fax_number": "209-551-5662"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2336 SYLVAN AVE",
            "address_2": "STE C",
            "city": "MODESTO",
            "state": "CA",
            "postal_code": "953559294",
            "telephone_number": "209-551-1888",
            "fax_number": "209-551-5662"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LEE",
        "first_name": "CALVIN",
        "middle_name": "M",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-10-04",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "CA",
            "license": "A82159",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A821590",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Modesto, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.