Individual provider Active NPI

Syed HH Alam, MD

  • Rheumatology Physician
  • Houston, TX
National Provider Identifier
1396179677
Registry record updated Apr 9, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Rheumatology PhysicianTaxonomy code 207RR0500X
License
S6781 Issued in TX
Practice address
18400 Katy Fwy Ste 220
Houston, TX 77094-1827
Phone
(832) 522-8521
Fax
(832) 522-8624
NPI assigned
Aug 22, 2013
Last updated
Apr 9, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 9, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Rheumatology Physician 207RR0500X S6781 TX Primary
Rheumatology Physician 207RR0500X 68911 WI

Addresses

Primary practice location

18400 Katy Fwy Ste 220
Houston, TX 77094-1827

Mailing address

19503 Cardiff Park LN
Houston, TX 77094-3025
Phone (312) 477-1864

Other practice location 1

1000 N Oak Ave
Marshfield, WI 54449
Phone (715) 387-5511

Other practice location 2

1900 W Polk St
Chicago, IL 60612-3723
Phone (312) 864-6000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI, TX2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20180820002162 WI Practitioner - Rheumatology 0042516403 Reassigns benefits to 2 organizations
I20200910000332 TX Practitioner - Rheumatology 0042516403 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Rheumatology
Education
Other, 2010
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
TMH Physician Associates PLLCGroup PAC ID 4486711744, 1,881 clinicians
Houston Methodist Specialty PhysiciansGroup PAC ID 5193239796, 1,498 clinicians

Practice addresses (Care Compare)

16605 Southwest Fwy
Sugar Land, TX 77479-3500
Phone (281) 275-0800

16605 Southwest Fwy 400 Mob3
Methodist Family Medicine Group
Sugar Land, TX 77479-3500
Phone (281) 275-0800

16605 SW Fwy 410
Methodist Diag Card of Houston
Sugar Land, TX 77479-3500
Phone (281) 274-0148

17189 I H 45
Suite 505
Shenandoah, TX 77385-3323
Phone (936) 270-4400

17189 Interstate 45 S
Shenandoah, TX 77385-3323
Phone (936) 270-3662

18400 Katy Fwy
Suite 300
Houston, TX 77094-1298
Phone (832) 522-9444

4710 Bellaire Blvd
Bellaire, TX 77401-4505
Phone (713) 363-9411

6445 Main St
Suite 2500
Houston, TX 77030-1502
Phone (713) 441-3150

7575 San Felipe St
Suite 155
Houston, TX 77063-1777
Phone (713) 266-9955

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
S6781TXMDRheumatology Physician
68911WIMDRheumatology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
West Houston Arthritis and Rheumatology PLLC Rheumatology Current Accepting new patients
TMH Physician Associates PLLC CurrentSince Sep 7, 2020 Accepting new patients
MCHS Hospitals Inc CurrentSince Jul 23, 2018 Accepting new patients
TMH Physician Associates PLLC CurrentSince Sep 7, 2020 Accepting new patients
MCHS Hospitals Inc CurrentSince Jul 23, 2018 Accepting new patients
Marshfield Clinic Inc CurrentSince Jul 23, 2018 Accepting new patients
TMH Physician Associates PLLC Past Accepting new patients
Houston Methodist Past Accepting new patients

Locations

7575 San Felipe St
Ste 155
Houston, TX 77063
Phone (713) 266-9955

17189 Interstate 45 S
Ste 505
Shenandoah, TX 77385
Phone (936) 270-4400

16605 Southwest Fwy
Ste 400
Sugar Land, TX 77479
Phone (281) 275-0800

1000 Starr Ave
Eau Claire, WI 54703
Phone (715) 858-4850

3501 Golf Rd
Eau Claire, WI 54701
Phone (715) 858-4200

1000 N Oak Ave
Marshfield, WI 54449
Phone (715) 387-5111

Interoperability endpoints

  • Direct secure messaging: salam339005@directhoustonmethodist.org

Organizations & group practices 9

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.

Hospital & facility affiliations 4

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

NPI Registry JSON

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

{
    "created_epoch": "1377129600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775692800000",
    "number": "1396179677",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "19503 CARDIFF PARK LN",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770943025",
            "telephone_number": "312-477-1864"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "18400 KATY FWY STE 220",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770941827",
            "telephone_number": "832-522-8521",
            "fax_number": "832-522-8624"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1000 N Oak Ave",
            "address_purpose": "LOCATION",
            "city": "Marshfield",
            "state": "WI",
            "postal_code": "54449",
            "country_code": "US",
            "telephone_number": "715-387-5511",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1900 W Polk St",
            "address_purpose": "LOCATION",
            "city": "Chicago",
            "state": "IL",
            "postal_code": "606123723",
            "country_code": "US",
            "telephone_number": "312-864-6000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ALAM",
        "first_name": "SYED",
        "middle_name": "HH",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2013-08-22",
        "last_updated": "2026-04-09",
        "certification_date": "2026-04-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RR0500X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Rheumatology",
            "state": "TX",
            "license": "S6781",
            "primary": true
        },
        {
            "code": "207RR0500X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Rheumatology",
            "state": "WI",
            "license": "68911",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Houston, TX

Sources for this page

Verify at the official NPI Registry.