Jennifer Margaret Segar, M.D.

Primary specialty

Hematology & Oncology PhysicianTaxonomy code 207RH0003X

License

V5127 Issued in TX

Practice address

7500 Fannin St Ste 500
Houston, TX 77054-1986

Phone

(832) 384-7900

Fax

(832) 615-3616

NPI assigned

Jun 25, 2013

Last updated

Jul 22, 2025By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

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

Hematology/OncologyAlso: Internal Medicine, Medical Oncology

Education

Other, 2012

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Texas Oncology PAGroup PAC ID 5395658934, 1,001 clinicians

Practice addresses (Care Compare)

Merit-based Incentive Payment System (MIPS)

Final score

93.34 of 100Reported as apm

Quality

74.56

Promoting interoperability

99

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• Texas Oncology PA

  • Medical Oncology Physician
  • El Paso, TX
  • NPI 1811944101

  Hematology & Oncology

  Medicare reassignment Care Compare group NPD
• Texas Oncology PA

  • Medical Oncology Physician
  • Webster, TX
  • NPI 1821265265

  Hematology & Oncology

  NPD
• Texas Oncology PA

  • Medical Oncology Physician
  • Pearland, TX
  • NPI 1912174350

  Hematology & Oncology

  NPD
• Arizona Post-Acute Medical Services 1 PC

  • Hospitalist Physician
  • Phoenix, AZ
  • NPI 1093254419
  NPD (past)

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

{
    "created_epoch": "1372118400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753142400000",
    "number": "1225478068",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 911230",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "753911230",
            "telephone_number": "972-997-8000",
            "fax_number": "972-234-0813"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7500 FANNIN ST STE 500",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770541986",
            "telephone_number": "832-384-7900",
            "fax_number": "832-615-3616"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2829 Babcock Rd Ste 300",
            "address_purpose": "LOCATION",
            "city": "San Antonio",
            "state": "TX",
            "postal_code": "782296011",
            "country_code": "US",
            "telephone_number": "210-580-9500",
            "fax_number": "210-568-4397",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "83 Chelsea Blvd",
            "address_purpose": "LOCATION",
            "city": "Houston",
            "state": "TX",
            "postal_code": "770066247",
            "country_code": "US",
            "telephone_number": "805-304-5344",
            "fax_number": "805-243-0350",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SEGAR",
        "first_name": "JENNIFER",
        "middle_name": "MARGARET",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2013-06-25",
        "last_updated": "2025-07-22",
        "certification_date": "2025-07-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "TX",
            "license": "V5127",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Sefan Healthcare Services Inc, (Sefan Medical Supply)
• Sefan Healthcare Services,Inc.
• Nicole Walters Segada, M.D.
• Graham Victor Segal
• Jennifer M Segal, M.D.
• Matthew William Segar, MD
• Kristen Leigh Segars
• Jennifer Leigh Segel, LPC
• Catherine Patricia Seger, M.D.
• John J Seger, M.D.

• Hematology & Oncology Physician in Houston, TX
• Providers in Houston, TX by specialty
• Hematology & Oncology Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 22, 2025; 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.