Karen Sun, M.D.

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

A41436 Issued in CA

Practice address

4 Hughes Ste 150
Irvine, CA 92618-2044

Phone

(949) 768-6780

Fax

(949) 768-6782

NPI assigned

Nov 19, 2007

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

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.

Opted out of Medicare

Yes, effective Jul 1, 2026 through Jul 1, 2028

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

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.

• Karen Sun,M.D, Inc

  • Clinic/Center
  • Irvine, CA
  • NPI 1952316333
  NPD (past) Authorized official

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

{
    "created_epoch": "1195430400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1195430400000",
    "number": "1326229220",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4 HUGHES STE 150",
            "city": "IRVINE",
            "state": "CA",
            "postal_code": "926182044",
            "telephone_number": "949-768-6780",
            "fax_number": "949-768-6782"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4 HUGHES STE 150",
            "city": "IRVINE",
            "state": "CA",
            "postal_code": "926182044",
            "telephone_number": "949-768-6780",
            "fax_number": "949-768-6782"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SUN",
        "first_name": "KAREN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-11-19",
        "last_updated": "2007-11-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A41436",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Summit Psychotherapy Associates, PC
• Summit Psychotherapy Associates, PC
• Summit Psychotherapy Associates, PC
• Sun Healthcare Group
• Elizabeth Sun
• Kevin Haonan Sun, M.D.
• Steven Yi Sun, M.D.
• Victoria E Sun, NP-C
• Xuemin Sun, M.D., PH.D.
• Yeming Sun, M.D.

• Internal Medicine Physician in Irvine, CA
• Providers in Irvine, CA by specialty
• Internal Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 19, 2007; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring; Opt Out Affidavits.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.