Individual provider Active NPI

Emily Whitaker Zantow, M.D.

  • Maternal & Fetal Medicine Physician
  • Saint Louis, MO
National Provider Identifier
1184003410
Registry record updated Jan 28, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Maternal & Fetal Medicine PhysicianTaxonomy code 207VM0101X
License
2020012681 Issued in MO
Practice address
621 S New Ballas Rd Ste 2007B
Saint Louis, MO 63141-8265
Phone
(314) 991-5000
NPI assigned
May 19, 2015
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 28, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Maternal & Fetal Medicine Physician 207VM0101X 2020012681 MO Primary
Obstetrics & Gynecology Physician 207V00000X 2020012681 MO

Addresses

Primary practice location

621 S New Ballas Rd Ste 2007B
Saint Louis, MO 63141-8265

Mailing address

621 S New Ballas Rd Ste 2007B
Saint Louis, MO 63141-8265
Phone (314) 991-5000

Other practice location 1

621 S New Ballas Rd Ste 3015B
Saint Louis, MO 63141-8267
Phone (314) 991-5000

Other practice location 2

12345 W Bend Dr Ste 105
Saint Louis, MO 63128-2252
Phone (314) 991-5000

Other names 1

  • Miss Emily Susan Whitaker Former name

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address ezantow372266@direct-ehr-ssmhc.com Direct
FHIR URL https://fhir.ssmhc.com/fhir/api/FHIR/DSTU2/ Other

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
I20200825002945 MO Practitioner - Obstetrics/Gynecology 2365741378 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Obstetrics/Gynecology
Education
Other, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Mercy Clinic Maternal Fetal Medicine, LLCGroup PAC ID 5294000485, 16 clinicians

Practice addresses (Care Compare)

621 S New Ballas Rd
2007B
Saint Louis, MO 63141-8265
Phone (314) 951-5000

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
SSM Health Care Group CurrentSince Jul 1, 2022 Accepting new patients
Mercy Hospitals East Communities CurrentSince Oct 1, 2023 Accepting new patients
Mercy Hospitals East Communities CurrentSince Oct 1, 2023 Accepting new patients
SSM Health Care Group Obstetrics & Gynecology CurrentSince Jul 1, 2022 Accepting new patients
Mercy Clinic Maternal Fetal Medicine LLC Maternal & Fetal Medicine CurrentSince Oct 1, 2023 Accepting new patients

Locations

621 S New Ballas Rd
Ste 3015B
Saint Louis, MO 63141
Phone (314) 251-6344

615 S New Ballas Rd
Saint Louis, MO 63141
Phone (314) 251-4687

10010 Kennerly Rd
Ste 4034
Saint Louis, MO 63128
Phone (314) 991-5000

621 S New Ballas Rd
Ste 2007B
Saint Louis, MO 63141
Phone (314) 951-5000

621 S New Ballas Rd
Ste 20
Saint Louis, MO 63141
Phone (314) 951-5000

10101 Woodfield Ln
Saint Louis, MO 63132
Phone (608) 280-4647

10004 Kennerly Rd
Ste 395B
Saint Louis, MO 63128
Phone (314) 849-3500

12345 W Bend Dr
Ste 105
Saint Louis, MO 63128
Phone (314) 270-3939

621 S New Ballas Rd
Ste 3015
Saint Louis, MO 63141
Phone (314) 251-2900

6420 Clayton Rd
Ste 2701
Saint Louis, MO 63117
Phone (314) 768-3635

1031 Bellevue Ave
Ste 400
Saint Louis, MO 63117

Organizations & group practices 5

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": "1431993600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769558400000",
    "number": "1184003410",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "621 S NEW BALLAS RD STE 2007B",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631418265",
            "telephone_number": "314-991-5000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "621 S NEW BALLAS RD STE 2007B",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631418265",
            "telephone_number": "314-991-5000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "621 S New Ballas Rd Ste 3015B",
            "address_purpose": "LOCATION",
            "city": "Saint Louis",
            "state": "MO",
            "postal_code": "631418267",
            "country_code": "US",
            "telephone_number": "314-991-5000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "12345 W Bend Dr Ste 105",
            "address_purpose": "LOCATION",
            "city": "Saint Louis",
            "state": "MO",
            "postal_code": "631282252",
            "country_code": "US",
            "telephone_number": "314-991-5000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ZANTOW",
        "first_name": "EMILY",
        "middle_name": "WHITAKER",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-05-19",
        "last_updated": "2026-01-28",
        "certification_date": "2026-01-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207VM0101X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology, Maternal & Fetal Medicine",
            "state": "MO",
            "license": "2020012681",
            "primary": true
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "MO",
            "license": "2020012681",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "ezantow372266@direct-ehr-ssmhc.com",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "ezantow372266@direct-ehr-ssmhc.com",
            "address_1": "6420 Clayton Rd Ste 2701",
            "city": "Saint Louis",
            "state": "MO",
            "country_code": "US",
            "postal_code": "631171811",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://fhir.ssmhc.com/fhir/api/FHIR/DSTU2/",
            "affiliation": "N",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "FHIR API",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCD",
            "address_1": "6420 Clayton Rd Ste 2701",
            "city": "Saint Louis",
            "state": "MO",
            "country_code": "US",
            "postal_code": "631171811",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "first_name": "EMILY",
            "last_name": "WHITAKER",
            "middle_name": "SUSAN",
            "prefix": "MISS",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Saint Louis, MO

Sources for this page

Verify at the official NPI Registry.