Individual provider Active NPI

Jo-Ann O Nesiama, MD, MS

  • Pediatric Emergency Medicine (Pediatrics) Physician
  • Dallas, TX
National Provider Identifier
1275585945
Registry record updated Aug 3, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Emergency Medicine (Pediatrics) PhysicianTaxonomy code 2080P0204X
License
L3037 Issued in TX
Practice address
1935 Medical District Dr
Hospital Based @ CMC Dallas
Dallas, TX 75235-7701
Phone
(214) 456-6371
Fax
(214) 456-8132
NPI assigned
May 17, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 3, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Emergency Medicine (Pediatrics) Physician 2080P0204X L3037 TX Primary
Pediatric Emergency Medicine (Emergency Medicine) Physician 207PP0204X L3037 TX

Addresses

Primary practice location

1935 Medical District Dr
Hospital Based @ CMC Dallas
Dallas, TX 75235-7701

Mailing address

1935 Medical District Dr
Hospital Based @ CMC Dallas
Dallas, TX 75235-7701
Phone (214) 456-6371

Other identifiers 2

IdentifierTypeStateIssuer
34662400MedicaidWI
039906262YOtherHUMANA

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
I20090819000579 TX Practitioner - Pediatric MedicinePractitioner - Emergency Medicine 6800829037 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Pediatric MedicineAlso: Emergency Medicine
Education
Other, 1989
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

1935 Medical District Dr
Dallas, TX 75235-7701
Phone (214) 456-6745

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
48149WIMDPediatric Emergency Medicine (Pediatrics) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of Texas Southwestern Medical Center at Dallas Current Accepting new patients
University of Texas Southwestern Medical Center at Dallas CurrentSince Sep 1, 2009 Accepting new patients
The University of Texas Southwestern Medical Center at Dallas CurrentSince Sep 1, 2009 Accepting new patients
University of Texas Southwestern Medical Center at Dallas Past Accepting new patients

Locations

1935 Medical District Dr
Ste EL171
Dallas, TX 75235

2222 Welborn St
Dallas, TX 75219
Phone (214) 559-5000

1935 Medical District Dr
Dallas, TX 75235
Phone (214) 456-2735

420 E 6th St
Ste 202
Odessa, TX 79761
Phone (214) 648-9618

5323 Harry Hines Blvd
Ut Southwest Medical Center, TX 75390

Organizations & group practices 4

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": "1147824000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785715200000",
    "number": "1275585945",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1935 MEDICAL DISTRICT DR",
            "address_2": "HOSPITAL BASED @ CMC DALLAS",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752357701",
            "telephone_number": "214-456-6371",
            "fax_number": "214-456-8312"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1935 MEDICAL DISTRICT DR",
            "address_2": "HOSPITAL BASED @ CMC DALLAS",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752357701",
            "telephone_number": "214-456-6371",
            "fax_number": "214-456-8132"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NESIAMA",
        "first_name": "JO-ANN",
        "middle_name": "O",
        "name_prefix": "Dr.",
        "credential": "MD, MS",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-05-17",
        "last_updated": "2026-08-03",
        "certification_date": "2026-08-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080P0204X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Emergency Medicine",
            "state": "TX",
            "license": "L3037",
            "primary": true
        },
        {
            "code": "207PP0204X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine, Pediatric Emergency Medicine",
            "state": "TX",
            "license": "L3037",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "34662400",
            "state": "WI"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "HUMANA",
            "identifier": "039906262Y",
            "state": null
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Dallas, TX

Sources for this page

Verify at the official NPI Registry.