Mark Bertram Sostek, M.D.

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

MD065050L Issued in PA

Practice address

250 King of Prussia Rd
Penn Medicine at Radnor
Radnor, PA 19087-5220

Phone

(610) 902-1544

NPI assigned

Dec 8, 2005

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

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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

{
    "created_epoch": "1134000000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1183852800000",
    "number": "1902881329",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1650 FOREST CREEK DR",
            "city": "BLUE BELL",
            "state": "PA",
            "postal_code": "194223652",
            "telephone_number": "610-313-9740"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "250 KING OF PRUSSIA RD",
            "address_2": "PENN MEDICINE AT RADNOR",
            "city": "RADNOR",
            "state": "PA",
            "postal_code": "190875220",
            "telephone_number": "610-902-1544"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SOSTEK",
        "first_name": "MARK",
        "middle_name": "BERTRAM",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-12-08",
        "last_updated": "2007-07-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "PA",
            "license": "MD065050L",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Kathryn Rae Smith, CRNP
• Stanton N Smullens, M.D.
• Scott Howard Snyder, M.D.
• Thomas P Sollecito, DMD
• Sos Sleep LLC
• Thorne Sparkman, MD
• Susan Tark Spinello, CRNP
• Nyasha St John
• Laura Steffa, FNP-BC
• Robert B Stein, M.D.

• Gastroenterology Physician in Radnor, PA
• Providers in Radnor, PA by specialty
• Gastroenterology Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 8, 2007; 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.