NPIMap

Individual provider Active NPI

Jeremy Ryan Walder, DO

  • Critical Care Medicine (Internal Medicine) Physician
  • Houston, TX
National Provider Identifier
1124524103
Registry record updated Jan 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Critical Care Medicine (Internal Medicine) PhysicianTaxonomy code 207RC0200X
License
U3687 Issued in TX
Practice address
6431 Fannin St
Houston, TX 77030-1501
Phone
(713) 500-6500
NPI assigned
Mar 30, 2018
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 16, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pulmonary Disease Physician 207RP1001X U3687 TX
Critical Care Medicine (Internal Medicine) Physician 207RC0200X U3687 TX Primary

Addresses

Primary practice location

6431 Fannin St
Houston, TX 77030-1501

Mailing address

6431 Fannin St
Houston, TX 77030-1501
Phone (713) 500-6500

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20240726002986 TX Practitioner - Critical Care (Intensivists) 9234486002 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Critical Care (Intensivists)
Education
Other, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Ut PhysiciansGroup PAC ID 8426960360, 1,744 clinicians

Practice addresses (Care Compare)

6411 Fannin St
Houston, TX 77030-1501
Phone (713) 704-4000

Hospital & facility affiliations

  • Memorial Hermann - Texas Medical Center Hospital, Houston, TX, CCN 450068
  • Harris Health Hospital, Houston, TX, CCN 450289
  • Memorial Hermann Hospital System Hospital, Houston, TX, CCN 450184

Merit-based Incentive Payment System (MIPS)

Final score
84.11 of 100Reported as group
Quality
69.15
Promoting interoperability
100
Improvement activities
40
Cost
73.63

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Ut Physicians CurrentSince Jul 15, 2024 Accepting new patients
Ut Physicians CurrentSince Jul 15, 2024 Accepting new patients
Harris County Hospital District Past Accepting new patients

Locations

6410 Fannin St
Ste 500
Houston, TX 77030
Phone (713) 500-5714

6410 Fannin St
Ste LL135
Houston, TX 77030
Phone (832) 325-6543

6411 Fannin St
Houston, TX 77030
Phone (713) 500-6200

6431 Fannin St
Houston, TX 77030
Phone (713) 500-5800

6410 Fannin St
Ste 1220
Houston, TX 77030
Phone (713) 486-2619

Organizations & group practices 3

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 9

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": "1522368000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768521600000",
    "number": "1124524103",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6431 FANNIN ST",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770301501",
            "telephone_number": "713-500-6500"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6431 FANNIN ST",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770301501",
            "telephone_number": "713-500-6500"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WALDER",
        "first_name": "JEREMY",
        "middle_name": "RYAN",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-03-30",
        "last_updated": "2026-01-16",
        "certification_date": "2026-01-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RP1001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": "TX",
            "license": "U3687",
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "TX",
            "license": "U3687",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Houston, TX

Sources for this page

Verify at the official NPI Registry.