Individual provider Active NPI

Kathy Mostajeran, DO, MPH

  • Maternal & Fetal Medicine Physician
  • Houston, TX
National Provider Identifier
1245895390
Registry record updated Jul 29, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Maternal & Fetal Medicine PhysicianTaxonomy code 207VM0101X
License
U5175 Issued in TX
Practice address
7900 Fannin St Ste 4400
Houston, TX 77054-2949
Phone
(137) 922-2574
NPI assigned
May 3, 2019
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 29, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Obstetrics & Gynecology Physician 207V00000X 010815 AZ
Obstetrics & Gynecology Physician 207V00000X U5175 TX
Maternal & Fetal Medicine Physician 207VM0101X U5175 TX Primary

Addresses

Primary practice location

7900 Fannin St Ste 4400
Houston, TX 77054-2949

Mailing address

7900 Fannin St Ste 4400
Houston, TX 77054-2949
Phone (137) 922-2574

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in AZ
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
I20241216003326 AZ Practitioner - Obstetrics/Gynecology 9537493325 Reassigns benefits to 3 organizations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
010815AZMDObstetrics & Gynecology Physician
U5175TXMDObstetrics & Gynecology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Banner - University Physician Specialists LLC CurrentSince Dec 15, 2024 Accepting new patients
Banner - University Physician Specialists LLC CurrentSince Dec 15, 2024 Accepting new patients
District Medical Group, Inc CurrentSince Oct 28, 2024 Accepting new patients
District Medical Group, Inc Current Accepting new patients
District Medical Group, Inc CurrentSince Oct 28, 2024 Accepting new patients
Banner - University Hospital Based Physicians LLC CurrentSince Jan 16, 2025 Accepting new patients
Banner - University Hospital Based Physicians LLC CurrentSince Jan 16, 2025 Accepting new patients
District Medical Group, Inc Obstetrics & Gynecology Past Accepting new patients
Maricopa County Special Health Care District Past Accepting new patients

Locations

1400 S Dobson Rd
Mesa, AZ 85202
Phone (480) 412-3000

8088 W Whitney Dr
Peoria, AZ 85345
Phone (602) 655-2000

2601 E Roosevelt St
Phoenix, AZ 85008
Phone (602) 220-0298

1111 E McDowell Rd
Phoenix, AZ 85006
Phone (602) 239-2000

2929 E Thomas Rd
Phoenix, AZ 85016
Phone (602) 470-5043

3141 N 3rd Ave
Phoenix, AZ 85013
Phone (602) 914-1520

2525 E Roosevelt St
Phoenix, AZ 85008
Phone (602) 344-1015

1300 N 12th St
Ste 508
Phoenix, AZ 85006
Phone (602) 839-3927

2601 E Roosevelt St
Ste 0D10
Phoenix, AZ 85008

Interoperability endpoints

  • Direct secure messaging: kmostajeran275441@direct.valleywisehealth.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 and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1556841600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785283200000",
    "number": "1245895390",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7900 FANNIN ST STE 4400",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770542949",
            "telephone_number": "137-922-2574"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7900 FANNIN ST STE 4400",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770542949",
            "telephone_number": "137-922-2574"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MOSTAJERAN",
        "first_name": "KATHY",
        "name_prefix": "Dr.",
        "credential": "DO, MPH",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-05-03",
        "last_updated": "2026-07-29",
        "certification_date": "2026-07-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "AZ",
            "license": "010815",
            "primary": false
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "TX",
            "license": "U5175",
            "primary": false
        },
        {
            "code": "207VM0101X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology, Maternal & Fetal Medicine",
            "state": "TX",
            "license": "U5175",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Houston, TX

Sources for this page

Verify at the official NPI Registry.