Ctra PLLC

Primary specialty

PharmacistTaxonomy code 183500000X

Legal business name

CTRA PLLC

Practice address

4112 Links LN Ste 102
Round Rock, TX 78664-3902

Phone

(512) 518-4992

Fax

(512) 518-4993

NPI assigned

Sep 19, 2025

Organization subpart

No

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

Authorized official

Name

Brock E Harper, MDNPI 1700968005

Title

Officer, Owner

Phone

(512) 518-4690

Specialties & licenses 2

Addresses

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

Tax ID family

Central Texas Rheumatology Associates2 organizations share this tax ID, including this one

Other organizations with this tax ID 1

Organizations that report the same tax identification number in the National Provider Directory.

• Ctra PLLC

  • Rheumatology Physician
  • West Lake Hills, TX
  • NPI 1679291009
  NPD tax ID

Practitioners 5

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Brock E Harper, M.D.

  • Rheumatology Physician
  • Cedar Park, TX
  • NPI 1700968005
  NPD Authorized official
• Eduardo J. Cepeda, M.D.

  • Rheumatology Physician
  • West Lake Hills, TX
  • NPI 1285609503
  NPD
• Kevin Glen Osgood, MD

  • Rheumatology Physician
  • West Lake Hills, TX
  • NPI 1942356563
  NPD
• Christopher T. R. Parker, DO

  • Rheumatology Physician
  • West Lake Hills, TX
  • NPI 1912961384
  NPD
• Monty B. Tew, MD

  • Rheumatology Physician
  • West Lake Hills, TX
  • NPI 1942266689
  NPD

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

{
    "created_epoch": "1758240000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1766016000000",
    "number": "1134091127",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4112 LINKS LN STE 102",
            "city": "ROUND ROCK",
            "state": "TX",
            "postal_code": "786643902",
            "telephone_number": "512-518-4992",
            "fax_number": "512-518-4993"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4112 LINKS LN STE 102",
            "city": "ROUND ROCK",
            "state": "TX",
            "postal_code": "786643902",
            "telephone_number": "512-518-4992",
            "fax_number": "512-518-4993"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "CTRA PLLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-09-19",
        "last_updated": "2025-12-18",
        "certification_date": "2025-12-18",
        "status": "A",
        "authorized_official_last_name": "HARPER",
        "authorized_official_first_name": "BROCK",
        "authorized_official_middle_name": "E",
        "authorized_official_title_or_position": "OFFICER, OWNER",
        "authorized_official_telephone_number": "512-518-4690",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "183500000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Pharmacist",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "3336S0011X",
            "taxonomy_group": "",
            "desc": "Pharmacy, Specialty Pharmacy",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Renee Crozier, PHARMD
• Kathleen Gayle Crump
• Judith Crumrine, LCDC
• Jasper Crusberg, DPT
• Andrea Lorena Cruz Araujo, MD
• David Charles Cuellar, MD
• Richard Cuellar, RPH
• Sonia Guadalupe Cuero, AU.D.
• Yiting Cui, MD
• Elizabeth Greer Culbertson I, LCSW

• Pharmacist in Round Rock, TX
• Providers in Round Rock, TX by specialty
• Pharmacist in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 18, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• 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.