Mark Glynn Davies, M.D.

Primary specialty

Vascular Surgery PhysicianTaxonomy code 2086S0129X

License

M8620 Issued in TX

Practice address

405 Londonderry Dr Ste 306
Waco, TX 76712-7922

Phone

(254) 537-6591

Fax

(254) 537-6592

NPI assigned

Jun 28, 2006

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

Other identifiers 8

Medicare fee-for-service enrollment

Enrolled in TX

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

Vascular SurgeryAlso: General Surgery

Education

Other, 1997

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Providence Health AllianceGroup PAC ID 6305731068, 119 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Accentcare Home Health of Waco Home health agency, Waco, TX, CCN 679200
• Ascension Providence Hospital, Waco, TX, CCN 450042

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: mdavies26510@direct.utmsa.com
• Direct secure messaging: mark.davies.5@9635.direct.athenahealth.com

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.

• Providence Health Alliance

  • Specialist
  • Waco, TX
  • NPI 1932210838

  TX

  Medicare reassignment Care Compare group NPD
• Advanced Clinician, Multispecialty Clinical Consultant Services, PLLC

  • Acute Care Nurse Practitioner
  • San Antonio, TX
  • NPI 1679908602

  TX

  Medicare reassignment NPD
• University of Texas Health Science Center at San Antonio

  • Internal Medicine Physician
  • San Antonio, TX
  • NPI 1720051717

  TX

  Medicare reassignment NPD
• Providence Health Alliance

  • Rural Health Clinic/Center
  • Waco, TX
  • NPI 1336590462
  NPD
• The University of Texas Health Science Center at San Antonio

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1326829904
  NPD
• TMH Physician Associates PLLC

  • Ophthalmology Physician
  • Houston, TX
  • NPI 1275779225
  NPD (past)
• Vascular Surgery of the University

  • Vascular Surgery Physician
  • Rochester, NY
  • NPI 1053332189

  Vascular Surgery

  NPD (past)

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

• Ascension Providence

  • General Acute Care Hospital
  • Waco, TX
  • NPI 1093708679

  Hospital

  Care Compare affiliation
• Texas Home Health Group of Waco, LLC

  • Home Health Agency
  • Waco, TX
  • NPI 1548790991
  Care Compare affiliation

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

{
    "created_epoch": "1151452800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782518400000",
    "number": "1477581619",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "405 LONDONDERRY DR STE 306",
            "city": "WACO",
            "state": "TX",
            "postal_code": "767127922",
            "telephone_number": "254-537-6591",
            "fax_number": "254-537-6592"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "405 LONDONDERRY DR STE 306",
            "city": "WACO",
            "state": "TX",
            "postal_code": "767127922",
            "telephone_number": "254-537-6591",
            "fax_number": "254-537-6592"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DAVIES",
        "first_name": "MARK",
        "middle_name": "GLYNN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-28",
        "last_updated": "2026-06-27",
        "certification_date": "2026-06-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2086S0129X",
            "taxonomy_group": "",
            "desc": "Surgery, Vascular Surgery",
            "state": "TX",
            "license": "M8620",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE CROSS BLUE SHIELD",
            "identifier": "8AP706",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1807532",
            "state": "LA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RR MEDICARE",
            "identifier": "P01039325",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "196915602",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "01995142",
            "state": "NY"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "196915603",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD MEDICARE",
            "identifier": "P00633958",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "196915601",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Ann Marie Davey, PH.D.
• David J. Schickner, M.D. , P.a.
• Erica David
• David Olan Davidson, RPH
• Valerie Davidson
• Daniel Ray Davis, DDS
• David Boyd Davis, M.DIV., LCSW
• Deborah S Davis, LCDC
• Devarius Davis, BT
• Heather Brooke Davis, PHARMD

• All providers in Waco, TX
• Vascular Surgery Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 27, 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.