Individual provider Active NPI

Margarita Dahl, OTR

  • Occupational Therapist
  • Houston, TX
National Provider Identifier
1881005643
Registry record updated Apr 28, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Occupational TherapistTaxonomy code 225X00000X
License
116145 Issued in TX
Practice address
9401 Southwest Fwy
Houston, TX 77074-1407
Phone
(713) 970-7000
NPI assigned
May 14, 2014
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 28, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Occupational Therapist 225X00000X 116145 TX Primary

Addresses

Primary practice location

9401 Southwest Fwy
Houston, TX 77074-1407

Mailing address

15811 Cerca Blanca Dr
Houston, TX 77083-4935
Phone (832) 726-5614

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20260610003000 TX Practitioner - Occupational Therapist in Private Practice 6901378918 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Occupational Therapist in Private Practice
Education
Other, 2013
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

9401 Southwest Fwy
Houston, TX 77074

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
116145TXMDSpeech-Language Pathologist

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1400025600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777334400000",
    "number": "1881005643",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "15811 CERCA BLANCA DR",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770834935",
            "telephone_number": "832-726-5614"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9401 SOUTHWEST FWY",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770741407",
            "telephone_number": "713-970-7000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DAHL",
        "first_name": "MARGARITA",
        "credential": "OTR",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2014-05-14",
        "last_updated": "2026-04-28",
        "certification_date": "2026-04-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225X00000X",
            "taxonomy_group": "",
            "desc": "Occupational Therapist",
            "state": "TX",
            "license": "116145",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Houston, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 28, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • 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.