Matthew John Royall, M.D.

Primary specialty

Pediatric Gastroenterology PhysicianTaxonomy code 2080P0206X

License

0101251087 Issued in VA

Practice address

4650 Taylor Road,
BLDG #17, 3Rd Floor, Room #3143
Bethesda, MD 20889-5600

Phone

(301) 295-8098

Fax

(301) 295-9186

NPI assigned

Jun 22, 2010

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": "1277164800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754524800000",
    "number": "1194046425",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4650 TAYLOR ROAD,",
            "address_2": "BLDG #17, 3RD FLOOR, ROOM #3143",
            "city": "BETHESDA",
            "state": "MD",
            "postal_code": "208895600",
            "telephone_number": "301-295-8098",
            "fax_number": "301-295-9186"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4650 TAYLOR ROAD,",
            "address_2": "BLDG #17, 3RD FLOOR, ROOM #3143",
            "city": "BETHESDA",
            "state": "MD",
            "postal_code": "208895600",
            "telephone_number": "301-295-8098",
            "fax_number": "301-295-9186"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ROYALL",
        "first_name": "MATTHEW",
        "middle_name": "JOHN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2010-06-22",
        "last_updated": "2025-08-07",
        "certification_date": "2025-08-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "VA",
            "license": "0101251087",
            "primary": false
        },
        {
            "code": "2080P0206X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Gastroenterology",
            "state": "VA",
            "license": "0101251087",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Elizabeth Aldrich Rouse, M.D.
• Tya Marie Rowe, RDN
• Dallin Rowley, M.D.
• Sheila Rowny, LCSW-C
• Michael J Roy, MD
• Cheryl Lynne Royce, NP
• Lauren Rubenstein
• Iris Kedar Rubin, MD
• Lynn S Rubin, PT
• Rachel S Rubin, MD

• Pediatric Gastroenterology Physician in Bethesda, MD
• Providers in Bethesda, MD by specialty
• Pediatric Gastroenterology Physician in Maryland

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 7, 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.