Leah Chen Liu Williams, PA

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

9275 Issued in AZ

Practice address

9700 N 91St St Ste B108
Scottsdale, AZ 85258-5036

Phone

(480) 534-4544

Fax

(602) 258-8510

NPI assigned

Feb 19, 2022

Last updated

May 20, 2026By the provider in NPPES

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in AZ

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Physician Assistant

Education

Philadelphia Col of Osteo Med, Sewanee, 2022

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Center for Orthopedic Research and Education LLCGroup PAC ID 0345287322, 247 clinicians

Honorhealth AmbulatoryGroup PAC ID 5991603110, 630 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Honorhealth Scottsdale Shea Medical Center Hospital, Scottsdale, AZ, CCN 030087
• Honorhealth Scottsdale Thompson Peak Med Ctr Hospital, Scottsdale, AZ, CCN 030123
• Honorhealth Scottsdale Osborn Medical Center Hospital, Scottsdale, AZ, CCN 030038

Merit-based Incentive Payment System (MIPS)

Final score

85.65 of 100Reported as group

Quality

76.23

Promoting interoperability

100

Improvement activities

40

Cost

75.95

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: lwilliams610015@direct.honorhealth.com

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Center for Orthopedic Research and Education, LLC

  dba The CORE Institute

  • Orthopaedic Surgery Physician
  • Phoenix, AZ
  • NPI 1427095801

  Physician Assistant

  Medicare reassignment Care Compare group NPD (past)
• Honorhealth Ambulatory

  dba HonorHealth Research Institute

  • Hematology & Oncology Physician
  • Scottsdale, AZ
  • NPI 1407050917
  Medicare reassignment Care Compare group
• Center for Orthopedic Research and Educatoin

  dba The CORE Institute

  • Physical Therapist
  • Mesa, AZ
  • NPI 1275967408
  NPD
• Honorhealth Ambulatory

  dba Thompson Peak Gastroenterology and Hepatology

  • Gastroenterology Physician
  • Scottsdale, AZ
  • NPI 1043492598
  NPD
• Honorhealth Ambulatory

  • Emergency Medicine Physician
  • Mesa, AZ
  • NPI 1891518130
  NPD
• Honorhealth Ambulatory

  • Cardiovascular Disease Physician
  • Scottsdale, AZ
  • NPI 1275833915
  NPD (past)

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

• Honorhealth

  dba HonorHealth Scottsdale Shea Medical Center

  • General Acute Care Hospital
  • Scottsdale, AZ
  • NPI 1386608859
  Care Compare affiliation
• Honorhealth

  dba HonorHealth Scottsdale Thompson Peak Medical Center

  • General Acute Care Hospital
  • Scottsdale, AZ
  • NPI 1417152745
  Care Compare affiliation
• Honorhealth

  dba HonorHealth Scottsdale Osborn Medical Center

  • General Acute Care Hospital
  • Scottsdale, AZ
  • NPI 1811951429
  Care Compare affiliation

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

{
    "created_epoch": "1645228800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1779235200000",
    "number": "1366197121",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9700 N 91ST ST STE B108",
            "city": "SCOTTSDALE",
            "state": "AZ",
            "postal_code": "852585036",
            "telephone_number": "480-534-4544",
            "fax_number": "602-258-8510"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9700 N 91ST ST STE B108",
            "city": "SCOTTSDALE",
            "state": "AZ",
            "postal_code": "852585036",
            "telephone_number": "480-534-4544",
            "fax_number": "602-258-8510"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "LEAH",
        "middle_name": "CHEN LIU",
        "credential": "PA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2022-02-19",
        "last_updated": "2026-05-20",
        "certification_date": "2026-05-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "AZ",
            "license": "9275",
            "primary": true
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• John L Williams Jr., MD
• Karen Lee Williams, LPC
• Kenneth James Williams, D.M.D
• Kevin T Williams, PT, DPT, CSCS
• Lawrence Albert Williams III, MD
• Leigha Williams, AGNP-C
• Lesley Lynn Williams, M.D.
• Lessina L Williams, RPH
• Lisa Annette Williams, NP
• Magda Saber Williams, M.D.

• Physician Assistant in Scottsdale, AZ
• Providers in Scottsdale, AZ by specialty
• Physician Assistant in Arizona

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 20, 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.