Individual provider Active NPI

Christopher Paul Irwin, M.D

  • Internal Medicine Physician
  • Fort Sam Houston, TX
National Provider Identifier
1033506191
Registry record updated Nov 7, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
29445 Issued in NE
Practice address
3551 Roger Brooke Dr
Fort Sam Houston, TX 78234-4504
Phone
(916) 210-2338
NPI assigned
Apr 16, 2015
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 7, 2023

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 32890 WV
Internal Medicine Physician 207R00000X 29445 NE Primary

Addresses

Primary practice location

3551 Roger Brooke Dr
Fort Sam Houston, TX 78234-4504

Mailing address

3551 Roger Brooke Drive
Quality Services/7TH Floor Attn: McHe-ZQQ
Fort Sam Houston, TX 78234-4504
Phone (210) 916-2338

Other practice location 1

1320 Maplewood Ave
Ronceverte, WV 24970-8016
Phone (304) 647-4411

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX, WV2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20201019000963 TX Practitioner - Internal MedicinePractitioner - Emergency Medicine 7911287859 Reassigns benefits to 2 organizations
I20231027002833 WV Practitioner - Hospitalist 7911287859 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Emergency Medicine
Education
West Virginia University School of Medicine, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Hospital Medicine Services of TX, PLLCGroup PAC ID 3274998067, 376 clinicians

Practice addresses (Care Compare)

1139 E Sonterra Blvd
San Antonio, TX 78258-4347
Phone (210) 638-2000

7700 Floyd Curl Dr
San Antonio, TX 78229-3902
Phone (210) 575-4000

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
95.34 of 100Reported as apm
Quality
79.86
Promoting interoperability
100
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
29445NEMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Charleston Area Medical Center, Inc. Current Accepting new patients
Care Talk Health FL PA CurrentSince Aug 1, 2025 Accepting new patients
Charleston Area Medical Center Inc CurrentSince Oct 2, 2023 Accepting new patients
United Physicians Care Inc CurrentSince Oct 2, 2023 Accepting new patients
Hospital Medicine Services of TX, PLLC CurrentSince Apr 1, 2023 Accepting new patients
United Physicians Care Inc Internal Medicine CurrentSince Oct 2, 2023 Accepting new patients
Charleston Area Medical Center, Inc. CurrentSince Oct 2, 2023 Accepting new patients
Access Telecare, PLLC Internal Medicine PastSince Feb 2, 2023 Accepting new patients
Vig Medical LLC PastSince Aug 1, 2025 Accepting new patients
Methodist Healthcare System of San Antonio LTD LLP Past Accepting new patients
United Hospital Center, Inc Past Accepting new patients

Locations

4849 Rugby Ave
Bethesda, MD 20814
Phone (240) 817-7500

12141 Richmond Ave
Houston, TX 77082
Phone (281) 558-3444

11100 Shadow Creek Pkwy
Pearland, TX 77584
Phone (713) 770-7000

1139 E Sonterra Blvd
San Antonio, TX 78258
Phone (210) 638-2000

7700 Floyd Curl Dr
San Antonio, TX 78229
Phone (210) 575-5564

327 Medical Park Dr
Bridgeport, WV 26330
Phone (681) 342-1000

626 Elk St
Gassaway, WV 26624
Phone (304) 364-2401

1320 Maplewood Ave
Ronceverte, WV 24970
Phone (304) 645-0870

2373 W Main St
Ste 102
Salem, WV 26426
Phone (304) 782-2000

Organizations & group practices 11

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.

Hospital & facility affiliations 1

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

NPI Registry JSON

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

{
    "created_epoch": "1429142400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1699315200000",
    "number": "1033506191",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3551 ROGER BROOKE DRIVE",
            "address_2": "QUALITY SERVICES/7TH FLOOR ATTN: MCHE-ZQQ",
            "city": "FORT SAM HOUSTON",
            "state": "TX",
            "postal_code": "782344504",
            "telephone_number": "210-916-2338"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3551 ROGER BROOKE DR",
            "city": "FORT SAM HOUSTON",
            "state": "TX",
            "postal_code": "782344504",
            "telephone_number": "916-210-2338"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1320 Maplewood Ave",
            "address_purpose": "LOCATION",
            "city": "Ronceverte",
            "state": "WV",
            "postal_code": "249708016",
            "country_code": "US",
            "telephone_number": "304-647-4411",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "IRWIN",
        "first_name": "CHRISTOPHER",
        "middle_name": "PAUL",
        "credential": "M.D",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2015-04-16",
        "last_updated": "2023-11-07",
        "certification_date": "2023-11-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "WV",
            "license": "32890",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NE",
            "license": "29445",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Fort Sam Houston, TX

Sources for this page

Verify at the official NPI Registry.