Alexander Clayton Mast, DO

Primary specialty

Pediatrics PhysicianTaxonomy code 208000000X

License

5101024607 Issued in MI

Practice address

1010 Hager St
Saint Marys, OH 45885-2421

Phone

(419) 394-9579

Fax

(419) 394-9580

NPI assigned

May 19, 2016

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Electronic endpoints 2

Medicare fee-for-service enrollment

Enrolled in MI

Eligible to order & refer

• Part B services: No
• Medical equipment: Yes
• Home health: No
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: alexandermast@glhs.allscriptsdirect.net

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.

• Signify Health Medical Associates, PLLC

  • General Practice Physician
  • Dallas, TX
  • NPI 1750845863

  MI

  Medicare reassignment NPD
• Joint Township District Memorial Hospital

  • General Acute Care Hospital
  • Saint Marys, OH
  • NPI 1639133002
  NPD (past)
• JTDM Family Practice LLC

  • Family Medicine Physician
  • St Marys, OH
  • NPI 1184652539

  Pediatrics

  NPD (past)
• Lima Memorial Joint Operating Company

  • General Acute Care Hospital
  • Lima, OH
  • NPI 1336144732
  NPD (past)
• Capital Area Pediatrics

  • Pediatrics Physician
  • Lansing, MI
  • NPI 1437285608
  NPD (past)

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

{
    "created_epoch": "1463616000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1690934400000",
    "number": "1679920755",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1140 S KNOXVILLE AVE STE D",
            "city": "SAINT MARYS",
            "state": "OH",
            "postal_code": "458852609",
            "telephone_number": "419-300-1129",
            "fax_number": "419-394-9575"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1010 HAGER ST",
            "city": "SAINT MARYS",
            "state": "OH",
            "postal_code": "458852421",
            "telephone_number": "419-394-9579",
            "fax_number": "419-394-9580"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "801 Pro Dr Ste D5",
            "address_purpose": "LOCATION",
            "city": "Celina",
            "state": "OH",
            "postal_code": "458223307",
            "country_code": "US",
            "telephone_number": "419-394-9579",
            "fax_number": "419-394-9580",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MAST",
        "first_name": "ALEXANDER",
        "middle_name": "CLAYTON",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2016-05-19",
        "last_updated": "2023-08-02",
        "certification_date": "2023-08-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "MI",
            "license": "5101024607",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "alexandermast@glhs.allscriptsdirect.net",
            "affiliation": "Y",
            "affiliationName": "JTDM Family Practice LLC",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "address_1": "1010 Hager St",
            "city": "Saint Marys",
            "state": "OH",
            "country_code": "US",
            "postal_code": "458852421",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "alexandermast@glhs.allscriptsdirect.net",
            "affiliation": "Y",
            "affiliationName": "JTDM Family Practice LLC",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "address_1": "801 Pro Dr Ste D5",
            "city": "Celina",
            "state": "OH",
            "country_code": "US",
            "postal_code": "458223307",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Eugene R Little Jr., D.P.M.
• LMH Heart Institute of Northwest Ohio, LLC
• Alicia Marie Luck, RDLD
• Amin Mansaray
• Sarah Martin
• McCloy Optical, LLC
• Dawn P McNaughton, MD
• Lori Meier, COTA/L
• Amy Maria Menker, PT
• Kristina E. Messer-Pohl, CDCA

• Pediatrics Physician in Saint Marys, OH
• Providers in Saint Marys, OH by specialty
• Pediatrics Physician in Ohio

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 2, 2023; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.