Diana Sayadyan, M.D.

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

A88224 Issued in CA

Practice address

2200 Foothill Blvd
La Canada, CA 91011-1413

Phone

(818) 790-1103

NPI assigned

Apr 17, 2006

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

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

Specialty

Family Practice

Education

Other, 1991

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Healthcare Partners Affiliates Medical GroupGroup PAC ID 7315842002, 775 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Glendale Adventist Medical Center Hospital, Glendale, CA, CCN 050239
• Usc Verdugo Hills Hospital Hospital, Glendale, CA, CCN 050124

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

• Direct secure messaging: dsayadyan206043@westdirect.optum.com
• FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/
• Direct secure messaging: diana.sayadyan.p1@direct.afh.nextgenshare.com

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.

• Healthcare Partners Affiliates Medical Group

  • Internal Medicine Physician
  • Los Angeles, CA
  • NPI 1659312593

  Family Medicine

  Medicare reassignment Care Compare group NPD
• All for Health Health for All Inc

  • Federally Qualified Health Center (FQHC)
  • Glendale, CA
  • NPI 1568567220
  Medicare reassignment NPD
• All for Health Health for All Inc

  • Federally Qualified Health Center (FQHC)
  • Burbank, CA
  • NPI 1700131679
  NPD
• Healthcare Partners Affiliates Medical Group

  • Durable Medical Equipment & Medical Supplies
  • Murrieta, CA
  • NPI 1760057269
  NPD
• All for Health Health for All Inc

  • Federally Qualified Health Center (FQHC)
  • Las Vegas, NV
  • NPI 1023799285
  NPD
• Memorial Medical Group Inc

  • Durable Medical Equipment & Medical Supplies
  • Phoenix, AZ
  • NPI 1255523643
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Glendale Adventist Medical Center

  • General Acute Care Hospital
  • Glendale, CA
  • NPI 1831188275
  Care Compare affiliation
• Usc Verdugo Hills Hospital

  • General Acute Care Hospital
  • Glendale, CA
  • NPI 1033716147
  Care Compare affiliation

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

{
    "created_epoch": "1145232000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767916800000",
    "number": "1598720377",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 35380",
            "city": "LAS VEGAS",
            "state": "NV",
            "postal_code": "891335380",
            "telephone_number": "702-579-3203"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2200 FOOTHILL BLVD",
            "city": "LA CANADA",
            "state": "CA",
            "postal_code": "910111413",
            "telephone_number": "818-790-1103"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "710 S Central Ave Ste 350",
            "address_purpose": "LOCATION",
            "city": "Glendale",
            "state": "CA",
            "postal_code": "912044647",
            "country_code": "US",
            "telephone_number": "818-616-7557",
            "fax_number": "818-646-8457",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SAYADYAN",
        "first_name": "DIANA",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-04-17",
        "last_updated": "2026-01-09",
        "certification_date": "2026-01-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "CA",
            "license": "A88224",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Armand Sebastian Salas, DPT
• Biponpreet Kaur Sandhu, MA, BCBA
• Christine Dimson Sapinoso, FNP-C
• Sergy Saroyan, PHARM D.
• Satish Gupta MD Inc
• Gail L. Schaper-Gordon, PH.D,
• Mary Gaughran Schlueter, RN, MSN, FNP
• Judy Schmidt, MA, MFT
• William F Schubert, M.D.
• Keith Evan Serxner, DDS,MSPH

• Family Medicine Physician in La Canada, CA
• Providers in La Canada, CA by specialty
• Family Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 9, 2026; 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.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.