Howard County Foot & Ankle

Primary specialty

Foot & Ankle Surgery PodiatristTaxonomy code 213ES0103X

Legal business name

HOWARD COUNTY FOOT & ANKLE

Practice address

8860 Columbia 100 Pkwy Ste 205
Columbia, MD 21045-2383

Phone

(714) 829-8201

NPI assigned

Feb 26, 2021

Last updated

Aug 19, 2026By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Christina Bui, DPMNPI 1538680046

Title

Dr.

Phone

(410) 405-7444

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in MD2 enrollments

Enrollment records 2

Locations

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/23710/brand/1/csg/1/fhir/r4

Practitioners 3

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

• Christina Bui, DPM

  • Foot & Ankle Surgery Podiatrist
  • Columbia, MD
  • NPI 1538680046
  Medicare reassignment Care Compare group NPD Authorized official
• Jocelyn Guillen, DPM

  • Podiatrist
  • Baltimore, MD
  • NPI 1750777116
  Medicare reassignment Care Compare group NPD
• Eric Chang, MD

  • Specialist
  • Columbia, MD
  • NPI 1760484398
  NPD (past)

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

{
    "created_epoch": "1614297600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1787097600000",
    "number": "1306430608",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8860 COLUMBIA 100 PKWY STE 205",
            "city": "COLUMBIA",
            "state": "MD",
            "postal_code": "210452383",
            "telephone_number": "410-405-7444"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8860 COLUMBIA 100 PKWY STE 205",
            "city": "COLUMBIA",
            "state": "MD",
            "postal_code": "210452383",
            "telephone_number": "714-829-8201"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "HOWARD COUNTY FOOT & ANKLE",
        "organizational_subpart": "NO",
        "enumeration_date": "2021-02-26",
        "last_updated": "2026-08-19",
        "certification_date": "2026-08-19",
        "status": "A",
        "authorized_official_last_name": "BUI",
        "authorized_official_first_name": "CHRISTINA",
        "authorized_official_title_or_position": "DR.",
        "authorized_official_telephone_number": "410-405-7444",
        "authorized_official_credential": "DPM"
    },
    "taxonomies": [
        {
            "code": "213ES0103X",
            "taxonomy_group": "",
            "desc": "Podiatrist, Foot & Ankle Surgery",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Howard County Center for Lung and Sleep Medicine
• Howard County Center for Lung and Sleep Medicine LL C
• Howard County Center for Lung and Sleep Medicine LLC
• Howard County Chiropractic Spine & Sports Rehabilitation. LLC
• Howard County Direct Primary Care
• Howard County Gastrointestinal Diagnostic Ctr, LLC
• Howard County General Ekg, Inc.
• Howard County General Hospital
• Howard County General Hospital, Inc, (Johns Hopkins Howard County Medical Center)
• Howard County Health Department

• Foot & Ankle Surgery Podiatrist in Columbia, MD
• Providers in Columbia, MD by specialty
• Foot & Ankle Surgery Podiatrist in Maryland

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 19, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.