Mark Chester Patuszynski, MD

Primary specialty

Hospitalist PhysicianTaxonomy code 208M00000X

License

C53438 Issued in CA

Practice address

11201 Benton St
Loma Linda, CA 92357-1000

Phone

(909) 825-7084

NPI assigned

Oct 5, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

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: Yes

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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

{
    "created_epoch": "1160006400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1746921600000",
    "number": "1841386083",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "11201 BENTON ST # 111H",
            "city": "LOMA LINDA",
            "state": "CA",
            "postal_code": "923571000",
            "telephone_number": "909-583-6772"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11201 BENTON ST",
            "city": "LOMA LINDA",
            "state": "CA",
            "postal_code": "923571000",
            "telephone_number": "909-825-7084"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PATUSZYNSKI",
        "first_name": "MARK",
        "middle_name": "CHESTER",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-05",
        "last_updated": "2025-05-11",
        "certification_date": "2025-05-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "C53438",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CA",
            "license": "C53438",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Khalil Amanullah Naeem Pathan, DO
• Rachel Karen Patterson
• William C Patton, M.D.
• Daniel Patuszynski, PHARMD
• Jennifer Patuszynski, PHARM.D.
• Michelle Bojanne Pauliah
• Kimberly Kaye Paulien, MD, RD
• Alexandra Pauly
• Judy Paw, MA
• Carmen Rosalia Payan-Hernandez, NP

• Hospitalist Physician in Loma Linda, CA
• Providers in Loma Linda, CA by specialty
• Hospitalist Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 11, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.