Syed W. Hasan, MD

Primary specialty

Infectious Disease PhysicianTaxonomy code 207RI0200X

License

M2972 Issued in TX

Practice address

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

Phone

(281) 724-8336

NPI assigned

Nov 7, 2006

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 2

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, 1999

Medicare assignment

May accept Medicare assignment

Telehealth

Offers telehealth services

Group practices

CLS Health PLLCGroup PAC ID 7214962117, 176 clinicians

Healgorithm LLCGroup PAC ID 7517404452, 4 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Memorial Hermann Sugar Land Hospital Hospital, Sugar Land, TX, CCN 450848
• Memorial Hermann Hospital System Hospital, Houston, TX, CCN 450184
• Adventhealth Central Texas Hospital, Killeen, TX, CCN 450152
• Memorial Hermann Memorial City Hospital Hospital, Houston, TX, CCN 450610
• Houston Methodist Sugarland Hospital Hospital, Sugar Land, TX, CCN 450820

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: shasan396946@direct.stlukeshealth.org
• FHIR API: https://fhir4.healow.com/fhir/r4/CFFDBA

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.

• CLS Health PLLC

  dba CLS Health

  • Pulmonary Disease Physician
  • Webster, TX
  • NPI 1750305355

  Infectious Disease

  Medicare reassignment Care Compare group NPD
• Healgorithm LLC

  • Internal Medicine Physician
  • Farmers Branch, TX
  • NPI 1710722897
  Medicare reassignment Care Compare group NPD
• Southeast Nocturnists LLC

  • Infectious Disease Physician
  • Houston, TX
  • NPI 1427395599
  Medicare reassignment NPD
• Clear Lake Oncology PLLC

  • Medical Oncology Physician
  • Webster, TX
  • NPI 1437543626
  NPD (past)
• Utmb Faculty Group Practice

  • General Practice Physician
  • Galveston, TX
  • NPI 1942241146
  NPD (past)

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

• Memorial Hermann Health System

  dba MHHS NW Radiation Therapy

  • Radiology Clinic/Center
  • Houston, TX
  • NPI 1013948553

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  dba Memorial Hermann Imaging Centers-East Houston Center

  • Physiological Laboratory
  • Houston, TX
  • NPI 1154595155

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  dba MHHS Woodlands Outpatient Imaging System

  • Radiology Clinic/Center
  • The Woodlands, TX
  • NPI 1275564858

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  dba MHHS Memorial City Outpatient Imaging Center

  • Physiological Laboratory
  • Houston, TX
  • NPI 1275568032

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  dba Memorial Hermann Sugar Land Hospital

  • General Acute Care Hospital
  • Sugar Land, TX
  • NPI 1295788735
  Care Compare affiliation
• Memorial Hermann Health System

  dba Memorial Hermann Outpatient Imaging-Southwest

  • Radiology Clinic/Center
  • Houston, TX
  • NPI 1407959448

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  dba Memorial Hermann Imaging Centers-Pasadena Center

  • Physiological Laboratory
  • Pasadena, TX
  • NPI 1437323482

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  dba MHHS Friendswood Imaging

  • Radiology Clinic/Center
  • Friendswood, TX
  • NPI 1508896267

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  dba Memorial Hermann Imaging Centers-Willowbrook Center

  • Physiological Laboratory
  • Houston, TX
  • NPI 1588838593

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  dba Memorial Hermann Imaging Center-Upper Kirby

  • Physiological Laboratory
  • Houston, TX
  • NPI 1639343635

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  dba MHHS Pearland Outpatient Imaging Center

  • Radiology Clinic/Center
  • Pearland, TX
  • NPI 1669402335

  Hospital

  Care Compare affiliation
• Memorial Hermann Health System

  • General Acute Care Hospital
  • Houston, TX
  • NPI 1730132234
  Care Compare affiliation

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

{
    "created_epoch": "1162857600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1779753600000",
    "number": "1750450342",
    "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": "832-554-1005",
            "fax_number": "832-742-0455"
        },
        {
            "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": "14100 Southwest Fwy Ste 500",
            "address_purpose": "LOCATION",
            "city": "Sugar Land",
            "state": "TX",
            "postal_code": "774783483",
            "country_code": "US",
            "telephone_number": "346-488-9189",
            "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": "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 310",
            "address_purpose": "LOCATION",
            "city": "Webster",
            "state": "TX",
            "postal_code": "775984841",
            "country_code": "US",
            "telephone_number": "281-985-5984",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "21216 Northwest Fwy Ste 400",
            "address_purpose": "LOCATION",
            "city": "Cypress",
            "state": "TX",
            "postal_code": "774294696",
            "country_code": "US",
            "telephone_number": "346-209-9678",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "11914 Astoria Blvd Ste 125",
            "address_purpose": "LOCATION",
            "city": "Houston",
            "state": "TX",
            "postal_code": "770896073",
            "country_code": "US",
            "telephone_number": "832-554-1005",
            "fax_number": "832-742-0455",
            "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"
        }
    ],
    "basic": {
        "last_name": "HASAN",
        "first_name": "SYED",
        "middle_name": "W.",
        "name_prefix": "Mr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-11-07",
        "last_updated": "2026-05-26",
        "certification_date": "2026-05-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "TX",
            "license": "M2972",
            "primary": true
        },
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "PA",
            "license": "MD431253",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "101927790",
            "state": "PA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE PTAN/GROUP NUMBER",
            "identifier": "082109",
            "state": "PA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Jihad Mohamad Harmouche
• Haroonur Rashid MD PLLC
• Vivian Ruth Hartig, MD
• Harvey E. Slusky MD PA
• Tessa Harvick
• Kenneth A Hasson, DDS
• Fayedra Starr Hatfield, RN
• Jessica Lei Hawkins, MD
• Samuel James Haydon II, PTA
• Alexander Hayes, DO

• 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.