Lee W Haak, MD

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

L2296 Issued in TX

Practice address

1512 E Griffin Pkwy Ste 2
Mission, TX 78572-2422

Phone

(956) 519-7088

Fax

(956) 519-9816

NPI assigned

Dec 22, 2005

Last updated

Oct 2, 2026By 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 2

Addresses

Other identifiers 3

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

Specialty

Emergency MedicineAlso: Family Practice

Education

Texas a & M University System, HSC, College of Medicine, 2000

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Hni Medical ServicesGroup PAC ID 6406028810, 35 clinicians

MD Hospitalists PLLCGroup PAC ID 7113209206, 21 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mission Regional Medical Center Hospital, Mission, TX, CCN 450176
• Rio Grande Regional Hospital Hospital, McAllen, TX, CCN 450711
• South Texas Health System Hospital, Edinburg, TX, CCN 450119
• Doctors Hosptal at Renaissance Hospital, Edinburg, TX, CCN 450869

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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.

• Hni Medical Services

  • Hospitalist Physician
  • Austin, TX
  • NPI 1366735169

  Family Medicine

  Medicare reassignment Care Compare group NPD
• MD Hospitalists PLLC

  • Hospitalist Physician
  • McAllen, TX
  • NPI 1235672809
  Medicare reassignment Care Compare group NPD
• Comprehensive Hospitalist Services of Texas PLLC

  • Hospitalist Physician
  • Odessa, TX
  • NPI 1295062198
  Medicare reassignment NPD
• Concord Medical Group of Texas PLLC

  • Emergency Medicine Physician
  • Lubbock, TX
  • NPI 1750790762
  Medicare reassignment NPD
• Concord Medical Group PLLC

  • Emergency Medicine Physician
  • Lubbock, TX
  • NPI 1083630610
  Medicare reassignment NPD
• Fisher County Hospital District

  dba Clearfork Health Center

  • Rural Health Clinic/Center
  • Rotan, TX
  • NPI 1104808112
  Medicare reassignment NPD
• Legacy Urgent Care, PA

  • Urgent Care Clinic/Center
  • Frisco, TX
  • NPI 1568622272
  Medicare reassignment NPD
• Southwest Medical Associates, Inc.

  • Emergency Medicine Physician
  • Electra, TX
  • NPI 1831299122
  Medicare reassignment NPD
• Lee Haak MD PA

  • Family Medicine Physician
  • Beaumont, TX
  • NPI 1568598142
  NPD (past) Authorized official
• Comprehensive Hospitalist Services of Texas PLLC

  • Hospitalist Physician
  • Corsicana, TX
  • NPI 1396142394
  NPD
• Comprehensive Hospitalist Services of Texas, PLLC

  • Internal Medicine Physician
  • Corsicana, TX
  • NPI 1124423348

  Hospitalist

  NPD
• Fisher County Hospital District

  • Land Ambulance
  • Rotan, TX
  • NPI 1497878524
  NPD

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

• Columbia Rio Grande Healthcare, L.P.

  dba Rio Grande Regional Hospital

  • General Acute Care Hospital
  • McAllen, TX
  • NPI 1619924719
  Care Compare affiliation
• Doctors Hospital at Renaissance, LTD

  dba DHR Health

  • General Acute Care Hospital
  • Edinburg, TX
  • NPI 1053317362
  Care Compare affiliation
• Doctors Hospital at Renaissance, LTD

  dba DHR Health

  • Transplant Surgery Physician
  • McAllen, TX
  • NPI 1104338052

  Hospital

  Care Compare affiliation
• McAllen Hospitals L P

  dba South Texas Health System - Heart

  • Cardiac Rehabilitation Clinic/Center
  • McAllen, TX
  • NPI 1043849425

  Hospital

  Care Compare affiliation
• McAllen Hospitals L P

  dba South Texas Health System

  • Psychiatric Hospital Unit
  • Edinburg, TX
  • NPI 1053301754
  Care Compare affiliation
• McAllen Hospitals L P

  dba South Texas Health System

  • General Acute Care Hospital
  • Edinburg, TX
  • NPI 1770573586
  Care Compare affiliation
• Mission Hospital, Inc

  dba Mission Regional Medical Center

  • Rehabilitation Hospital
  • Mission, TX
  • NPI 1508895079
  Care Compare affiliation
• Mission Hospital, Inc.

  dba Mission Regional Medical Center

  • General Acute Care Hospital
  • Mission, TX
  • NPI 1205833985
  Care Compare affiliation

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

{
    "created_epoch": "1135209600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1790899200000",
    "number": "1104803923",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1512 E GRIFFIN PKWY STE 2",
            "city": "MISSION",
            "state": "TX",
            "postal_code": "785722422",
            "telephone_number": "956-519-7088",
            "fax_number": "956-519-9816"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1512 E GRIFFIN PKWY STE 2",
            "city": "MISSION",
            "state": "TX",
            "postal_code": "785722422",
            "telephone_number": "956-519-7088",
            "fax_number": "956-519-9816"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "110 E Savannah Ave Bldg B",
            "address_purpose": "LOCATION",
            "city": "McAllen",
            "state": "TX",
            "postal_code": "785031241",
            "country_code": "US",
            "telephone_number": "956-686-7611",
            "fax_number": "956-618-3164",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HAAK",
        "first_name": "LEE",
        "middle_name": "W",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-12-22",
        "last_updated": "2026-10-02",
        "certification_date": "2026-10-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "TX",
            "license": "L2296",
            "primary": true
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "TX",
            "license": "L2296",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE",
            "identifier": "740054",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "146776321",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "146776307",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

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• Ladonna Joan Haley, RN MS MN APN CNS PMH
• Happy Years Inc
• Harold J. Pean MD

• Family Medicine Physician in Mission, TX
• Providers in Mission, TX by specialty
• Family Medicine Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 2, 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.