Denise R. Dahm, M.D.

Primary specialty

Geriatric Medicine (Internal Medicine) PhysicianTaxonomy code 207RG0300X

License

N3029 Issued in TX

Practice address

903 W Martin St
San Antonio, TX 78207-0903

Phone

(210) 358-3555

NPI assigned

May 23, 2007

Sex

Female

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 2

Other names 1

• Dr. Denise R. Flinn Former name

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

Geriatric MedicineAlso: Internal Medicine

Education

Washington University School of Medicine, 2005

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

University of Texas Health Science Center at San AntonioGroup PAC ID 0042128548, 1,290 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• University Health System Hospital, San Antonio, TX, CCN 450213

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: ddahm48806@uhssa.direct-ci.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.

• University of Texas Health Science Center at San Antonio

  dba UT Health Physicians

  • Internal Medicine Physician
  • San Antonio, TX
  • NPI 1720051717
  Medicare reassignment Care Compare group NPD
• The University of Texas Health Science Center at San Antonio

  dba UT Health San Antonio Multispecialty & Research Hospital

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1326829904
  NPD

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

• Bexar County Hospital District

  dba University Health

  • General Acute Care Hospital
  • San Antonio, TX
  • NPI 1821011248
  Care Compare affiliation

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

{
    "created_epoch": "1179878400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762387200000",
    "number": "1962612028",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7703 FLOYD CURL DR",
            "address_2": "MC7977",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782293901",
            "telephone_number": "210-450-9000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "903 W MARTIN ST",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782070903",
            "telephone_number": "210-358-3555"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DAHM",
        "first_name": "DENISE",
        "middle_name": "R.",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-05-23",
        "last_updated": "2025-11-06",
        "certification_date": "2025-11-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "TX",
            "license": "N3029",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "204131101",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CSHCN",
            "identifier": "204131102",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "DENISE",
            "last_name": "FLINN",
            "middle_name": "R.",
            "prefix": "DR.",
            "credential": "M.D.",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Lauri Ann Dahl, PT
• Kacee Dahlberg
• Isabella Dahlgren
• Nicholas James Dahlin, PTA
• Eric John Dahlke, DO
• Haley Daigle, MD
• Heather Marie Daigle
• Tammy S Dailey, PA
• Teena Dailey, LNFA
• Christopher Alan Daily

• Geriatric Medicine (Internal Medicine) Physician in San Antonio, TX
• Providers in San Antonio, TX by specialty
• Geriatric Medicine (Internal Medicine) Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 6, 2025; 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.