Mark Stephen Le Roy, PHARM D

Primary specialty

Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistTaxonomy code 1835P0018X

License

PH234333 Issued in MA

Practice address

2270 Clear Creek Rd
Quincy, CA 95971-9734

Phone

(707) 888-0267

NPI assigned

Dec 3, 2010

Last updated

Sep 20, 2026By the provider in NPPES

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 6

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Credentials

Doctor of Pharmacy

State licenses

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

{
    "created_epoch": "1291334400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789862400000",
    "number": "1730481235",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2270 CLEAR CREEK RD",
            "city": "QUINCY",
            "state": "CA",
            "postal_code": "959719734",
            "telephone_number": "707-888-0267"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2270 CLEAR CREEK RD",
            "city": "QUINCY",
            "state": "CA",
            "postal_code": "959719734",
            "telephone_number": "707-888-0267"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LE ROY",
        "first_name": "MARK",
        "middle_name": "STEPHEN",
        "name_prefix": "Dr.",
        "credential": "PHARM D",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2010-12-03",
        "last_updated": "2026-09-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "183500000X",
            "taxonomy_group": "",
            "desc": "Pharmacist",
            "state": "CA",
            "license": "042231",
            "primary": false
        },
        {
            "code": "183500000X",
            "taxonomy_group": "",
            "desc": "Pharmacist",
            "state": "PA",
            "license": "RP47316",
            "primary": false
        },
        {
            "code": "183500000X",
            "taxonomy_group": "",
            "desc": "Pharmacist",
            "state": "MD",
            "license": "17716",
            "primary": false
        },
        {
            "code": "1835P0018X",
            "taxonomy_group": "",
            "desc": "Pharmacist, Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist",
            "state": "MA",
            "license": "PH234333",
            "primary": true
        },
        {
            "code": "1835P0018X",
            "taxonomy_group": "",
            "desc": "Pharmacist, Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist",
            "state": "GA",
            "license": "RPH026556",
            "primary": false
        },
        {
            "code": "1835P0018X",
            "taxonomy_group": "",
            "desc": "Pharmacist, Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist",
            "state": "KY",
            "license": "015918",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist in Quincy, CA
• Providers in Quincy, CA by specialty
• Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 20, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.