Joshua David Lem, NP

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

95003695 Issued in CA

Practice address

4626 Willow Rd Ste 200
Pleasanton, CA 94588-8564

Phone

(925) 463-0470

Fax

(844) 830-3541

NPI assigned

Feb 1, 2016

Last updated

Mar 3, 2025By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in CA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2013

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Hospital & facility affiliations

• Stanford Health Care Tri-Valley Hospital, Pleasanton, CA, CCN 050283
• San Ramon Regional Medical Center Hospital, San Ramon, CA, CCN 050689

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: joshua.lem.1@25176.direct.athenahealth.com

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Bass Medical Group

  • Obstetrics & Gynecology Physician
  • Walnut Creek, CA
  • NPI 1174253405
  Medicare reassignment NPD
• Tri-Valley Orthopedic and Sports Medical Group Inc

  dba Tri-Valley Orthopedic Specialists Inc

  • Orthopaedic Surgery Physician
  • Pleasanton, CA
  • NPI 1184808156
  Medicare reassignment NPD
• Bass Medical Group

  • Orthopaedic Surgery Physician
  • San Ramon, CA
  • NPI 1467329904
  NPD
• Tri-Valley Orthopedic and Sports Medical Group Inc

  dba Tri-Valley Orthopedic Specialists Inc

  • Orthopaedic Surgery Physician
  • Tracy, CA
  • NPI 1609987254
  NPD
• Tri-Valley Orthopedic and Sports Medical Group Inc

  dba Tri-Valley Orthopedic Specialists Inc

  • Orthopaedic Surgery Physician
  • San Ramon, CA
  • NPI 1801883731
  NPD
• Bass Medical Group

  • Specialist
  • Walnut Creek, CA
  • NPI 1154401941
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• San Ramon Regional Medical Center, LLC

  • General Acute Care Hospital
  • San Ramon, CA
  • NPI 1932131489
  Care Compare affiliation
• Stanford Health Care Tri-Valley

  • General Acute Care Hospital
  • Pleasanton, CA
  • NPI 1144389941
  Care Compare affiliation

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

{
    "created_epoch": "1454284800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1740960000000",
    "number": "1356709745",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4626 WILLOW RD STE 200",
            "city": "PLEASANTON",
            "state": "CA",
            "postal_code": "945888564",
            "telephone_number": "925-463-0470",
            "fax_number": "844-830-3541"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4626 WILLOW RD STE 200",
            "city": "PLEASANTON",
            "state": "CA",
            "postal_code": "945888564",
            "telephone_number": "925-463-0470",
            "fax_number": "844-830-3541"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3128 Santa Rita Rd",
            "address_purpose": "LOCATION",
            "city": "Pleasanton",
            "state": "CA",
            "postal_code": "945668300",
            "country_code": "US",
            "telephone_number": "925-350-4742",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LEM",
        "first_name": "JOSHUA",
        "middle_name": "DAVID",
        "name_prefix": "Mr.",
        "credential": "NP",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2016-02-01",
        "last_updated": "2025-03-03",
        "certification_date": "2025-03-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "CA",
            "license": "95003695",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Brian Matthew Leetch, BA
• Grethel Leff, ASW
• Kerry Lehman, RN BSN
• Calvin K Lei, MD
• Doris Joe Lem, PHARM. D
• Lemedix Medical Group Inc
• Lemedix Norcal Lab
• Bianca Lemus, LMFT, LPCC
• Alejandro Leon
• Leong & Owyang Dental Corporation (Rosewood Dental Care)

• Family Nurse Practitioner in Pleasanton, CA
• Providers in Pleasanton, CA by specialty
• Family Nurse Practitioner in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 3, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.