Tammy L. Martin, M.D.

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

R9H77 Issued in MO

Practice address

233 Clarkson Rd
Ellisville, MO 63011-2219

Phone

(636) 256-8644

NPI assigned

Jul 20, 2006

Last updated

Oct 11, 2026By 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 2

Addresses

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

Specialty

Emergency MedicineAlso: Internal Medicine

Education

Ohio State University College of Medicine, 1986

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

SSM Health Care GroupGroup PAC ID 0143608372, 929 clinicians

Mercy Hospitals East CommunitiesGroup PAC ID 1658276811, 92 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mercy Hospital St Louis Hospital, Saint Louis, MO, CCN 260020
• SSM Health Saint Louis University Hospital Hospital, Saint Louis, MO, CCN 260105

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: tmartin26900@direct-ehr-ssmhc.com

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.

• Mercy Hospitals East Communities

  dba Mercy Hospital St Louis

  • General Acute Care Hospital
  • Saint Louis, MO
  • NPI 1427098169

  Emergency Medicine

  Medicare reassignment Care Compare group NPD
• SSM Health Care Group

  dba SLUCare Physician Group

  • Internal Medicine Physician
  • Saint Louis, MO
  • NPI 1306589544

  Emergency Medicine

  Medicare reassignment Care Compare group NPD
• Mercy Hospital Lincoln

  • Critical Access Hospital
  • Troy, MO
  • NPI 1962808733

  Internal Medicine

  Medicare reassignment NPD
• Mercy Hospital South

  • General Acute Care Hospital
  • Saint Louis, MO
  • NPI 1568481984

  Emergency Medicine

  Medicare reassignment NPD
• Mercy Hospitals East Communities

  dba Mercy Hospital Washington

  • General Acute Care Hospital
  • Washington, MO
  • NPI 1285664177

  Emergency Medicine

  Medicare reassignment NPD
• Physician Specialists of St Lukes LLC

  • Internal Medicine Physician
  • Chesterfield, MO
  • NPI 1235168410

  Emergency Medicine

  Medicare reassignment NPD
• SLH Physicians LLC

  • Emergency Medicine Physician
  • Saint Louis, MO
  • NPI 1881668051
  Medicare reassignment NPD
• Mercy Hospital South

  • Medicare Defined Swing Bed Hospital Unit
  • Saint Louis, MO
  • NPI 1033714209
  NPD
• Mercy Hospitals East Communities

  dba Mercy Hospital Washington McAuley Clinic

  • Rural Health Clinic/Center
  • Washington, MO
  • NPI 1104912997
  NPD
• Mercy Hospitals East Communities

  dba Mercy St. Louis Transport Ambulance

  • Land Ambulance
  • Saint Louis, MO
  • NPI 1881329902
  NPD
• SSM Health Care Group

  dba SLUCare Physician Group

  • Dermatopathology Physician
  • Saint Louis, MO
  • NPI 1932844495
  NPD
• St Louis Pathology Assoc Inc.

  • Anatomic Pathology & Clinical Pathology Physician
  • Saint Louis, MO
  • NPI 1194778415
  NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Mercy Hospitals East Communities

  dba Mercy Hospital St Louis

  • General Acute Care Hospital
  • Saint Louis, MO
  • NPI 1427098169
  Care Compare affiliation
• Mercy Hospitals East Communities

  dba Mercy St. Louis Transport Ambulance

  • Land Ambulance
  • Saint Louis, MO
  • NPI 1881329902

  Hospital

  Care Compare affiliation
• SSM-Sluh Inc

  dba SSM Health Saint Louis University Hospital

  • General Acute Care Hospital
  • Saint Louis, MO
  • NPI 1942685920
  Care Compare affiliation

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

{
    "created_epoch": "1153353600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1791676800000",
    "number": "1245250331",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "625 S NEW BALLAS RD",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631418253",
            "telephone_number": "314-993-5454"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "233 CLARKSON RD",
            "city": "ELLISVILLE",
            "state": "MO",
            "postal_code": "630112219",
            "telephone_number": "636-256-8644"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARTIN",
        "first_name": "TAMMY",
        "middle_name": "L.",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-07-20",
        "last_updated": "2026-10-11",
        "certification_date": "2026-10-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "MO",
            "license": "R9H77",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NC",
            "license": "2025-01414",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Marcello Macellaio, DC
• Giovanna Mancuso
• Matthew John Markelz, ATC
• Jeffrey L Marlow, R.PH.
• Crystal Martin, D.D.S.
• Jason Forrest Mathers, PH.D., LPC
• Anna T McCarthy, M.S., CCC-SLP
• Joan M McCourt, ANP
• James Austin McDaniel III, D.C.
• Wendy Ann McDougal, M.A.

• Emergency Medicine Physician in Ellisville, MO
• Providers in Ellisville, MO by specialty
• Emergency Medicine Physician in Missouri

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 11, 2026; 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.