Individual provider Active NPI

Marissa May Zajac, D.O.

  • Neuromusculoskeletal Medicine & OMM Physician
  • Fort Worth, TX
National Provider Identifier
1710367446
Registry record updated Mar 21, 2019
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neuromusculoskeletal Medicine & OMM PhysicianTaxonomy code 204D00000X
License
R9898 Issued in TX
Practice address
5521 Bellaire Dr S Ste 114B
Fort Worth, TX 76109-5855
Phone
(817) 926-9642
Fax
(817) 926-1865
NPI assigned
Jun 8, 2015
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 21, 2019

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Neuromusculoskeletal Medicine & OMM Physician 204D00000X ED WV
Neuromusculoskeletal Medicine & OMM Physician 204D00000X R9898 TX Primary

Addresses

Primary practice location

5521 Bellaire Dr S Ste 114B
Fort Worth, TX 76109-5855

Mailing address

5521 Bellaire Dr S Ste 114B
Fort Worth, TX 76109-5855
Phone (817) 926-9642

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX, FL2 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
I20191126002548 TX Practitioner - Osteopathic Manipulative MedicinePractitioner - Family Practice 8022441302 Reassigns benefits to 2 organizations
I20251002004774 FL Practitioner - Osteopathic Manipulative Medicine 8022441302 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Osteopathic Manipulative Medicine
Education
University of North Texas HSC, College of Osteopathic Med, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
TMC Provider Group PLLCGroup PAC ID 6305149121, 213 clinicians
Ballout International PLLCGroup PAC ID 5890045256, 48 clinicians
University of Texas Health Science Center at San AntonioGroup PAC ID 0042128548, 1,290 clinicians

Practice addresses (Care Compare)

11811 Blanco Rd
San Antonio, TX 78216-2407
Phone (210) 341-5588

1931 19TH PL
Vero Beach, FL 32960-3555
Phone (321) 387-9451

7946 N Loop 1604
San Antonio, TX 78249-5174
Phone (210) 450-9000

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
EDWVMDNeuromusculoskeletal Medicine & OMM Physician

Practice roles

OrganizationSpecialtyStatusNew patients
TMC Provider Group, PLLC CurrentSince Jan 5, 2026 Accepting new patients
University of Texas Health Science Center at San Antonio CurrentSince Jan 27, 2026 Accepting new patients
The University of Texas Health Science Center at San Antonio CurrentSince Jan 27, 2026 Accepting new patients
Ballout International PLLC Neuromusculoskeletal Medicine & Omm CurrentSince Aug 20, 2025 Accepting new patients
The Wellness Center Health and Therapy LLC PastSince Jul 24, 2022 Accepting new patients

Locations

1130 NW 15th St
Boca Raton, FL 33486
Phone (561) 394-6282

175 Villa Nueva Ave NE
Palm Bay, FL 32907
Phone (313) 574-2965

1931 19th Pl
Vero Beach, FL 32960
Phone (541) 321-3732

8300 Floyd Curl Dr
San Antonio, TX 78229
Phone (210) 450-9300

11811 Blanco Rd
San Antonio, TX 78216
Phone (210) 341-5588

13722 Embassy Row
San Antonio, TX 78216
Phone (210) 349-5577

7946 N Loop 1604 W
San Antonio, TX 78249
Phone (210) 567-9040

Interoperability endpoints

  • Direct secure messaging: marissa.zajac.1@27660.direct.athenahealth.com

Organizations & group practices 6

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.

NPI Registry JSON

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

{
    "created_epoch": "1433721600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1553126400000",
    "number": "1710367446",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5521 BELLAIRE DR S STE 114B",
            "city": "FORT WORTH",
            "state": "TX",
            "postal_code": "761095855",
            "telephone_number": "817-926-9642",
            "fax_number": "817-926-1865"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5521 BELLAIRE DR S STE 114B",
            "city": "FORT WORTH",
            "state": "TX",
            "postal_code": "761095855",
            "telephone_number": "817-926-9642",
            "fax_number": "817-926-1865"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ZAJAC",
        "first_name": "MARISSA",
        "middle_name": "MAY",
        "name_prefix": "Dr.",
        "credential": "D.O.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-06-08",
        "last_updated": "2019-03-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "204D00000X",
            "taxonomy_group": "",
            "desc": "Neuromusculoskeletal Medicine & OMM",
            "state": "WV",
            "license": "ED",
            "primary": false
        },
        {
            "code": "204D00000X",
            "taxonomy_group": "",
            "desc": "Neuromusculoskeletal Medicine & OMM",
            "state": "TX",
            "license": "R9898",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Fort Worth, TX

Sources for this page

Verify at the official NPI Registry.