Individual provider Active NPI

Michael E Zwillman, MD

  • Critical Care Medicine (Internal Medicine) Physician
  • Houston, TX
National Provider Identifier
1740209642
Registry record updated Nov 5, 2014
On this page

Key facts

NPPES NPI Registry
Primary specialty
Critical Care Medicine (Internal Medicine) PhysicianTaxonomy code 207RC0200X
License
M4687 Issued in TX
Practice address
6565 Fannin St
B452
Houston, TX 77030-2703
Phone
(713) 441-3620
NPI assigned
Jul 19, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 5, 2014

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Critical Care Medicine (Internal Medicine) Physician 207RC0200X M4687 TX Primary

Addresses

Primary practice location

6565 Fannin St
B452
Houston, TX 77030-2703

Mailing address

6565 Fannin St
B452
Houston, TX 77030-2703
Phone (713) 441-3620

Other identifiers 7

IdentifierTypeStateIssuer
P00371854OtherTXRAILROAD MEDICARE
P01311970OtherTXRR MEDICARE
184277502MedicaidTX
8W4772OtherTXBLUE CROSS BLUE SHIELD
184277503MedicaidTX
P01031020OtherTXRR MEDICARE
184277501MedicaidTX

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20070208000506 TX Practitioner - Critical Care (Intensivists) 0244232916 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Critical Care (Intensivists)
Education
Other, 1988
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)

Houston, TX 77070
Phone (281) 737-0899

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

16655 Southwest Fwy
Sugar Land, TX 77479-2329

17201 Interstate 45 S
The Woodlands, TX 77385-3311
Phone (936) 270-3662

18220 State Hwy 249
Houston, TX 77070-4347
Phone (281) 737-8300

18300 Houston Methodist Dr
Houston, TX 77058-6302
Phone (281) 333-5503

18500 Katy Fwy
Houston, TX 77094-1110
Phone (832) 522-8560

4401 Garth Rd
Baytown, TX 77521-2122
Phone (281) 420-4350

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

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

6565 Fannin St
Houston, TX 77030-2703

6565 Fannin St Main
577 Methodist Acad Med Assoc
Houston, TX 77030-2703
Phone (713) 441-0428

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

Hospital & facility affiliations

  • Houston Methodist Hospital Hospital, Houston, TX, CCN 450358
  • Houston Methodist Willowbrook Hospital Hospital, Houston, TX, CCN 450844
  • Houston Methodist Baytown Hospital Hospital, Baytown, TX, CCN 450424
  • Houston Methodist Sugarland Hospital Hospital, Sugar Land, TX, CCN 450820

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
M4687TXMDCritical Care Medicine (Internal Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
TMH Physician Associates PLLC CurrentSince May 21, 2016 Accepting new patients
Houston Methodist Specialty Physicians CurrentSince Mar 1, 2026 Accepting new patients
TMH Physician Associates PLLC Critical Care Medicine CurrentSince May 21, 2016 Accepting new patients

Locations

2610 N Alexander Dr
Ste 201
Baytown, TX 77520
Phone (281) 427-6363

6550 Fannin St
Ste 447
Houston, TX 77030
Phone (713) 441-0633

6565 Fannin St
#B452
Houston, TX 77030
Phone (713) 441-3492

6550 Fannin St
Ste 1150
Houston, TX 77030
Phone (713) 441-2670

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

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

6565 Fannin St
Va Hospital, TX 77030
Phone (713) 394-6000

Interoperability endpoints

  • Direct secure messaging: mzwillman20239@directhoustonmethodist.org

Organizations & group practices 3

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.

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": "1153267200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1415145600000",
    "number": "1740209642",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6565 FANNIN ST",
            "address_2": "B452",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770302703",
            "telephone_number": "713-441-3620"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6565 FANNIN ST",
            "address_2": "B452",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770302703",
            "telephone_number": "713-441-3620"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ZWILLMAN",
        "first_name": "MICHAEL",
        "middle_name": "E",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-19",
        "last_updated": "2014-11-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "TX",
            "license": "M4687",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD MEDICARE",
            "identifier": "P00371854",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RR MEDICARE",
            "identifier": "P01311970",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "184277502",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE CROSS BLUE SHIELD",
            "identifier": "8W4772",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "184277503",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RR MEDICARE",
            "identifier": "P01031020",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "184277501",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Houston, TX

Sources for this page

Verify at the official NPI Registry.