Bacel Nseir, M.D.

Primary specialty

Infectious Disease PhysicianTaxonomy code 207RI0200X

License

Q1250 Issued in TX

Practice address

905 W Medical Center Blvd Ste 304
Webster, TX 77598-4009

Phone

(281) 724-8336

NPI assigned

Dec 19, 2007

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

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

Infectious DiseaseAlso: Internal Medicine

Education

Other, 2001

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Infectious Diseases Clinic at Clear Lake Specialties PLLCGroup PAC ID 2961722947, 8 clinicians

CLS Health PLLCGroup PAC ID 7214962117, 176 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Houston Methodist Hospital Hospital, Houston, TX, CCN 450358
• Texas Orthopedic Hospital Hospital, Houston, TX, CCN 450804

Merit-based Incentive Payment System (MIPS)

Final score

75 of 100Reported as individual

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: bacel.nseir@cls.eclinicaldirectplus.com
• Direct secure messaging: bnseir78943@directhoustonmethodist.org

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.

• Infectious Diseases Clinic at Clear Lake Specialties PLLC

  • Infectious Disease Physician
  • Webster, TX
  • NPI 1144614322
  Medicare reassignment Care Compare group NPD
• CLS Health PLLC

  • Infectious Disease Physician
  • Webster, TX
  • NPI 1750305355
  Medicare reassignment Care Compare group
• Clear Lake Oncology PLLC

  • Medical Oncology Physician
  • Webster, TX
  • NPI 1437543626
  NPD (past)

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

• Orthopedic Hospital LTD

  • General Acute Care Hospital
  • Houston, TX
  • NPI 1134166192
  Care Compare affiliation
• The Methodist Hospital

  • General Acute Care Hospital
  • Houston, TX
  • NPI 1548387418
  Care Compare affiliation

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

{
    "created_epoch": "1198022400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1779753600000",
    "number": "1265616858",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 58538",
            "city": "WEBSTER",
            "state": "TX",
            "postal_code": "775988538",
            "telephone_number": "281-724-8336",
            "fax_number": "281-336-1619"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "905 W MEDICAL CENTER BLVD STE 304",
            "city": "WEBSTER",
            "state": "TX",
            "postal_code": "775984009",
            "telephone_number": "281-724-8336"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1213 Hermann Dr Ste 610",
            "address_purpose": "LOCATION",
            "city": "Houston",
            "state": "TX",
            "postal_code": "770047012",
            "country_code": "US",
            "telephone_number": "281-985-9362",
            "fax_number": "832-583-0102",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "600 N Kobayashi Ste 309",
            "address_purpose": "LOCATION",
            "city": "Webster",
            "state": "TX",
            "postal_code": "775984841",
            "country_code": "US",
            "telephone_number": "281-724-8332",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "600 N Kobayashi Ste 310",
            "address_purpose": "LOCATION",
            "city": "Webster",
            "state": "TX",
            "postal_code": "775984841",
            "country_code": "US",
            "telephone_number": "281-724-8336",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "500 N Kobayashi Ste C",
            "address_purpose": "LOCATION",
            "city": "Webster",
            "state": "TX",
            "postal_code": "775984722",
            "country_code": "US",
            "telephone_number": "281-816-3092",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "905 W Medical Center Blvd Ste 306",
            "address_purpose": "LOCATION",
            "city": "Webster",
            "state": "TX",
            "postal_code": "775984009",
            "country_code": "US",
            "telephone_number": "281-724-8332",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "600 N Kobayashi Ste 308",
            "address_purpose": "LOCATION",
            "city": "Webster",
            "state": "TX",
            "postal_code": "775984841",
            "country_code": "US",
            "telephone_number": "281-724-8336",
            "fax_number": "281-336-1619",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "600 N Kobayashi Ste 110",
            "address_purpose": "LOCATION",
            "city": "Webster",
            "state": "TX",
            "postal_code": "775984841",
            "country_code": "US",
            "telephone_number": "281-338-1701",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4615 Southwest Fwy Ste 1000",
            "address_purpose": "LOCATION",
            "city": "Houston",
            "state": "TX",
            "postal_code": "770277108",
            "country_code": "US",
            "telephone_number": "346-241-7850",
            "fax_number": "832-583-0374",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NSEIR",
        "first_name": "BACEL",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-12-19",
        "last_updated": "2026-05-26",
        "certification_date": "2026-05-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "LA",
            "license": "MD.202047",
            "primary": false
        },
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "TX",
            "license": "Q1250",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "OH",
            "license": "57.009218",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Infectious Disease Physician in Webster, TX
• Providers in Webster, TX by specialty
• Infectious Disease Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 26, 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.