Onestop Medical Center

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

Legal business name

ONESTOP MEDICAL CENTER

Practice address

6155 Stoneridge Dr Ste 210
Pleasanton, CA 94588-3365

Phone

(925) 263-9547

Fax

(800) 507-0849

NPI assigned

Dec 12, 2025

Organization subpart

No

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

Authorized official

Name

Ashish Gupta

Title

Office Manager

Phone

(925) 263-9527

Specialties & licenses 5

Addresses

Medicare fee-for-service enrollment

Enrolled in CA

Enrollment records 1

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

CLIA laboratory certificates

Locations

Practitioners 5

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

• Anuja Garg, MD

  • Internal Medicine Physician
  • Pleasanton, CA
  • NPI 1841466471
  Medicare reassignment NPD
• Jee Hei Chang, RN

  • Family Nurse Practitioner
  • Pleasanton, CA
  • NPI 1174484620
  Medicare reassignment
• Akilah V Vazquez, MFT

  • Marriage & Family Therapist
  • Oakland, CA
  • NPI 1144619578
  Medicare reassignment
• Tracy Vuong, NP

  • Family Nurse Practitioner
  • Concord, CA
  • NPI 1841878246
  Medicare reassignment
• Zakia Salam Zaman, MD

  • Pediatrics Physician
  • Pleasanton, CA
  • NPI 1336350560
  Medicare reassignment

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

{
    "created_epoch": "1765497600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1777420800000",
    "number": "1538023510",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6155 STONERIDGE DR STE 210",
            "city": "PLEASANTON",
            "state": "CA",
            "postal_code": "945883365",
            "telephone_number": "925-263-9547",
            "fax_number": "800-507-0849"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6155 STONERIDGE DR STE 210",
            "city": "PLEASANTON",
            "state": "CA",
            "postal_code": "945883365",
            "telephone_number": "925-263-9547",
            "fax_number": "800-507-0849"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "5924 Stoneridge Dr Ste 110",
            "address_purpose": "LOCATION",
            "city": "Pleasanton",
            "state": "CA",
            "postal_code": "945885400",
            "country_code": "US",
            "telephone_number": "925-263-9547",
            "fax_number": "800-507-0849",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "ONESTOP MEDICAL CENTER",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-12-12",
        "last_updated": "2026-04-29",
        "certification_date": "2026-04-29",
        "status": "A",
        "authorized_official_last_name": "GUPTA",
        "authorized_official_first_name": "ASHISH",
        "authorized_official_title_or_position": "OFFICE MANAGER",
        "authorized_official_telephone_number": "925-263-9527"
    },
    "taxonomies": [
        {
            "code": "106H00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Marriage & Family Therapist",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Family Medicine",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208000000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Pediatrics",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "2083B0002X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Preventive Medicine, Obesity Medicine",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Omega Anesthesia Group, Inc
• Zackey A Omer
• Linda Olubukola Omolafe
• Najee Oneal
• Onestop Aesthetic Travel and Wellness Center Inc
• Sandra Ornelas, NP
• Berenice Ortega
• Aaron Ortiz, BA
• Bertha Ortiz
• Dominikka Ortiz

• Family Medicine Physician in Pleasanton, CA
• Providers in Pleasanton, CA by specialty
• Family Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 29, 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.