Patricia A Dillen, MD

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

D0022647 Issued in MD

Practice address

106 Bow St
Elkton, MD 21921

Phone

(410) 398-4000

NPI assigned

Jan 24, 2006

Last updated

Jul 13, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other names 1

• Patricia A Snello Former name

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

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• Dresnick Sterling Emergency Physicians of Maryland PA

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  • Bel Air, MD
  • NPI 1083664908
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• Ez Primed LLC

  • Internal Medicine Physician
  • Timonium, MD
  • NPI 1619614724
  NPD (past)

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

{
    "created_epoch": "1138060800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1487624359",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 3012",
            "city": "WILMINGTON",
            "state": "DE",
            "postal_code": "198040012",
            "telephone_number": "302-224-5678",
            "fax_number": "302-224-2848"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "106 BOW ST",
            "city": "ELKTON",
            "state": "MD",
            "postal_code": "21921",
            "telephone_number": "410-398-4000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DILLEN",
        "first_name": "PATRICIA",
        "middle_name": "A",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-01-24",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "MD",
            "license": "D0022647",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "PATRICIA",
            "last_name": "SNELLO",
            "middle_name": "A",
            "credential": "MD",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Dialog Healthcare LLC
• Christina Marie Diamonte-Mock, M.S.W.
• Ashley Dickens-York
• Burton R Dickerson III, LCSW-C
• Heather Stone Diehl, MSW, LMSW
• Ann Gowdy Dominick, FNP
• Stacy Erin Doney, LCSW
• Douglas J Lavenburg MD PA
• Sabrina Rose Dowlut-Beard, MSW/LGSW
• Dr Lipman LLC

• Emergency Medicine Physician in Elkton, MD
• Providers in Elkton, MD by specialty
• Emergency Medicine Physician in Maryland

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.