Arun Chaudhury, MD

Primary specialty

Physiological LaboratoryTaxonomy code 293D00000X

Practice address

1551 E Tangerine Rd
Oro Valley, AZ 85755-6213

Phone

(520) 901-3500

NPI assigned

Mar 30, 2007

Last updated

Feb 18, 2026By the provider in NPPES

Sex

Male

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: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Internal Medicine

Education

Other, 2005

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Northwest HBP Medical Services LLCGroup PAC ID 8921356536, 278 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Northwest Medical Center Hospital, Tucson, AZ, CCN 030085

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.

• Northwest HBP Medical Services LLC

  • Emergency Medicine Physician
  • Tucson, AZ
  • NPI 1407353006
  Medicare reassignment Care Compare group NPD

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

• Northwest Hospital LLC

  dba Northwest Medical Center

  • General Acute Care Hospital
  • Tucson, AZ
  • NPI 1487607784
  Care Compare affiliation

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

{
    "created_epoch": "1175212800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771372800000",
    "number": "1619097805",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5118 WASHINGTON ST APT 3",
            "city": "WEST ROXBURY",
            "state": "MA",
            "postal_code": "021325227",
            "telephone_number": "617-390-5526"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1551 E TANGERINE RD",
            "city": "ORO VALLEY",
            "state": "AZ",
            "postal_code": "857556213",
            "telephone_number": "520-901-3500"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "West Roxbury VA Medical Center",
            "address_2": "1400 VFW Parkway, Room 2B101",
            "address_purpose": "LOCATION",
            "city": "West Roxbury",
            "state": "MA",
            "postal_code": "02132",
            "country_code": "US",
            "telephone_number": "617-323-7700 x36044",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHAUDHURY",
        "first_name": "ARUN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-03-30",
        "last_updated": "2026-02-18",
        "certification_date": "2026-02-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "293D00000X",
            "taxonomy_group": "",
            "desc": "Physiological Laboratory",
            "state": "NU",
            "license": null,
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "AZ",
            "license": "79380",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Susana Cervantes Nixon
• Chad E Pletnick, PLLC
• David Lee Chaffee Jr., D.M.D.
• Sheelah C Changho, MD
• Hout Chao
• Tomas Acevedo Chavez, D.O.
• Danielle Chellman
• Wendy Y Chen, DO
• Gerald H Christensen, M.D.
• Euodia Chua, PHD

• Physiological Laboratory in Oro Valley, AZ
• Providers in Oro Valley, AZ by specialty
• Physiological Laboratory in Arizona

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 18, 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.