Individual provider Active NPI

Mary Margaret Mullen, MD

  • Gynecologic Oncology Physician
  • Saint Louis, MO
National Provider Identifier
1437563897
Registry record updated Apr 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gynecologic Oncology PhysicianTaxonomy code 207VX0201X
License
2018005682 Issued in MO
Practice address
4921 Parkview PL
Div OBGYN Gynecologic Oncology, Ste 13C
Saint Louis, MO 63110-1032
Phone
(314) 362-3181
Fax
(314) 362-2893
NPI assigned
Jun 13, 2014
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 17, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Gynecologic Oncology Physician 207VX0201X 2018005682 MO Primary

Addresses

Primary practice location

4921 Parkview PL
Div OBGYN Gynecologic Oncology, Ste 13C
Saint Louis, MO 63110-1032

Mailing address

PO Box 7412011
Chicago, IL 60674-2011
Phone (314) 362-3181

Other identifiers 1

IdentifierTypeStateIssuer
200058975MedicaidMO

Electronic endpoints 1

TypeEndpointUseAffiliation
FHIR URL https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/ Washington University

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MO
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
I20180904000706 MO Practitioner - Obstetrics/Gynecology 3173873635 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Obstetrics/Gynecology
Education
Saint Louis University School of Medicine, 2014
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Washington UniversityGroup PAC ID 9830008770, 2,968 clinicians

Practice addresses (Care Compare)

1 Barnes Jew Hosp PLZ
Saint Louis, MO 63110-1003
Phone (314) 747-3000

3015 N Ballas Rd
Saint Louis, MO 63131-2329
Phone (314) 996-6000

4921 Parkview PL
Saint Louis, MO 63110-1032
Phone (314) 362-4211

660 S Euclid Ave
St Louis, MO 63110-1010

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Melanoma (skin cancer) excision1-10
Removal of the uterus1-10

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Washington University CurrentSince Jul 1, 2021 Accepting new patients
Mercy Clinic Springfield Communities CurrentSince Sep 17, 2018 Accepting new patients
Washington University Obstetrics & Gynecology CurrentSince Jul 1, 2021 Accepting new patients
Ozarks Medical Center Past Accepting new patients
Washington University Past Accepting new patients

Locations

1605 Martin Springs Dr
Rolla, MO 65401
Phone (573) 458-6379

1 Barnes Hospital Plz
Saint Louis, MO 63110
Phone (314) 362-9170

660 S Euclid Ave
Saint Louis, MO 63110

4901 Forest Park Ave
Saint Louis, MO 63108
Phone (314) 286-2000

660 S Euclid Ave
#8064
Saint Louis, MO 63110
Phone (314) 747-8274

4921 Parkview Pl
Ste 13C
Saint Louis, MO 63110
Phone (314) 362-3181

1 Barnes Jewish Hospital Plz
Saint Louis, MO 63110
Phone (314) 362-1700

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.

Hospital & facility affiliations 1

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": "1402617600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1744848000000",
    "number": "1437563897",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 7412011",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606742011",
            "telephone_number": "314-362-3181",
            "fax_number": "314-362-2893"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4921 PARKVIEW PL",
            "address_2": "DIV OBGYN GYNECOLOGIC ONCOLOGY, STE 13C",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631101032",
            "telephone_number": "314-362-3181",
            "fax_number": "314-362-2893"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MULLEN",
        "first_name": "MARY",
        "middle_name": "MARGARET",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2014-06-13",
        "last_updated": "2025-04-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207VX0201X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology, Gynecologic Oncology",
            "state": "MO",
            "license": "2018005682",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200058975",
            "state": "MO"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/",
            "affiliation": "Y",
            "affiliationName": "Washington University",
            "address_1": "4921 Parkview Pl",
            "address_2": "Div OBGYN Gynecologic Oncology, Ste 13C",
            "city": "Saint Louis",
            "state": "MO",
            "country_code": "US",
            "postal_code": "631101032",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Saint Louis, MO

Sources for this page

Verify at the official NPI Registry.