Roy Jr Mutia Lim, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

125.077409 Issued in IL

Practice address

420 S 5TH Ave
Reading, PA 19611-2143

Phone

(610) 375-6565

NPI assigned

Apr 21, 2021

Last updated

Aug 25, 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 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Credentials

Doctor of Medicine

State licenses

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

{
    "created_epoch": "1618963200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787616000000",
    "number": "1518549336",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "420 S 5TH AVE",
            "city": "READING",
            "state": "PA",
            "postal_code": "196112143",
            "telephone_number": "610-375-6565"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "420 S 5TH AVE",
            "city": "READING",
            "state": "PA",
            "postal_code": "196112143",
            "telephone_number": "610-375-6565"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LIM",
        "first_name": "ROY JR",
        "middle_name": "MUTIA",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2021-04-21",
        "last_updated": "2026-08-25",
        "certification_date": "2026-08-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "125.077409",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Internal Medicine Physician in Reading, PA
• Providers in Reading, PA by specialty
• Internal Medicine Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 25, 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.