Individual provider Active NPI

Chyansong J Tzan, MD

  • Anesthesiology Physician
  • Glendora, CA
National Provider Identifier
1184612210
Registry record updated Sep 20, 2016
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
C52948 Issued in CA
Practice address
250 S Grand Ave
Glendora, CA 91741-4218
Phone
(626) 963-8411
NPI assigned
Oct 12, 2005
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 20, 2016

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X L0669 TX
Anesthesiology Physician 207L00000X C52948 CA Primary

Addresses

Primary practice location

250 S Grand Ave
Glendora, CA 91741-4218

Mailing address

PO Box 788
Hemet, CA 92546-0788
Phone (951) 929-6260

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX
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
I20040412000875 TX Practitioner - Anesthesiology 2860486099 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare

Merit-based Incentive Payment System (MIPS)

Final score
84.5 of 100Reported as group
Quality
70
Improvement activities
40

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Austin Anesthesiology Group PLLC Anesthesiology CurrentSince May 17, 2025 Accepting new patients
Austin Anesthesiology Group, PLLC Anesthesiology CurrentSince May 17, 2025 Accepting new patients
Premier Anesthesia of California, PC Anesthesiology Past Accepting new patients
Baylor College of Medicine Anesthesiology Past Accepting new patients

Locations

1305 Walt Whitman Rd
Ste 300
Melville, NY 11747
Phone (516) 370-3796

919 E 32nd St
Austin, TX 78705
Phone (512) 343-2466

12221 N Mopac Expy
Austin, TX 78758
Phone (512) 901-2530

901 W Ben White Blvd
Austin, TX 78704
Phone (512) 342-2382

Organizations & group practices 4

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": "1129075200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1474329600000",
    "number": "1184612210",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 788",
            "city": "HEMET",
            "state": "CA",
            "postal_code": "925460788",
            "telephone_number": "951-929-6260",
            "fax_number": "951-765-2855"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "250 S GRAND AVE",
            "city": "GLENDORA",
            "state": "CA",
            "postal_code": "917414218",
            "telephone_number": "626-963-8411"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TZAN",
        "first_name": "CHYANSONG",
        "middle_name": "J",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-10-12",
        "last_updated": "2016-09-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "TX",
            "license": "L0669",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CA",
            "license": "C52948",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Glendora, CA

Sources for this page

Verify at the official NPI Registry.