Cody Guannan Wu, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

339204 Issued in NY

Practice address

100 High St
Buffalo, NY 14203-1126

Phone

(716) 859-5600

NPI assigned

Aug 1, 2022

Last updated

Aug 5, 2025By the provider in NPPES

Sex

Male

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 NY

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

Internal Medicine

Education

Other, 2022

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

General Physician PCGroup PAC ID 9537213079, 488 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Kaleida Health Hospital, Buffalo, NY, CCN 330005

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• General Physician, PC

  • General Practice Physician
  • Dunkirk, NY
  • NPI 1093959322
  Medicare reassignment Care Compare group NPD
• General Physician, PC

  • Internal Medicine Physician
  • Orchard Park, NY
  • NPI 1063236529
  NPD
• Kaleida Health

  • General Acute Care Hospital
  • Buffalo, NY
  • NPI 1427007046
  NPD (past)
• Kaleida Health

  dba Buffalo General Hospital

  • General Acute Care Hospital
  • Buffalo, NY
  • NPI 1639209596
  NPD (past)

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

• Kaleida Health

  dba Millard Fillmore Suburban Hospital

  • General Acute Care Hospital
  • Williamsville, NY
  • NPI 1053441907
  Care Compare affiliation
• Kaleida Health

  dba Degraff Hospital

  • General Acute Care Hospital
  • North Tonawanda, NY
  • NPI 1104956358
  Care Compare affiliation
• Kaleida Health

  dba Golisano Children's Hospital of Buffalo

  • General Acute Care Hospital
  • Buffalo, NY
  • NPI 1245365196
  Care Compare affiliation
• Kaleida Health

  • General Acute Care Hospital
  • Buffalo, NY
  • NPI 1366473183
  Care Compare affiliation
• Kaleida Health

  dba Buffalo General Hospital

  • General Acute Care Hospital
  • Buffalo, NY
  • NPI 1639209596
  Care Compare affiliation
• Kaleida Health

  dba Millard Fillmore Gates Hospital

  • General Acute Care Hospital
  • Buffalo, NY
  • NPI 1831229780
  Care Compare affiliation

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

{
    "created_epoch": "1659312000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754352000000",
    "number": "1275269235",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "726 EXCHANGE ST STE 710",
            "city": "BUFFALO",
            "state": "NY",
            "postal_code": "142101464",
            "telephone_number": "716-852-4772"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "100 HIGH ST",
            "city": "BUFFALO",
            "state": "NY",
            "postal_code": "142031126",
            "telephone_number": "716-859-5600"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1540 Maple Rd",
            "address_purpose": "LOCATION",
            "city": "Williamsville",
            "state": "NY",
            "postal_code": "142213647",
            "country_code": "US",
            "telephone_number": "716-568-3600",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WU",
        "first_name": "CODY",
        "middle_name": "GUANNAN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-08-01",
        "last_updated": "2025-08-05",
        "certification_date": "2025-07-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "339204",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Mark Wrobel, PHARM.D.
• Dawn Marie Wrona, OTR/L
• Mark D Wronecki, PA
• Brian H Wrotniak, P.T.
• Jamie Wrotniak
• Jasper K Wu, DDS
• Johnny Wu
• Kenneth Wu
• Xiaoyan Wu, MD
• Stephanie Becker Wudarski, LCSW

• Internal Medicine Physician in Buffalo, NY
• Providers in Buffalo, NY by specialty
• Internal Medicine Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 5, 2025; 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.