Individual provider Active NPI

Ryan James Hess, CRNP

  • Family Nurse Practitioner
  • Prince Frederick, MD
National Provider Identifier
1144998741
Registry record updated Jun 1, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
R215526 Issued in MD
Practice address
501 Main St Ste 102
Prince Frederick, MD 20678-6115
Phone
(301) 542-4666
NPI assigned
Aug 31, 2021
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 1, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse PractitionerGroup: 193400000X SINGLE SPECIALTY GROUP 363LF0000X R215526 MD Primary

Addresses

Primary practice location

501 Main St Ste 102
Prince Frederick, MD 20678-6115

Mailing address

4210 Robinson Rd
Huntingtown, MD 20639-9070
Phone (301) 542-4666

Other practice location 1

1 Saint Marys Ave Ste 100
LA Plata, MD 20646-4037
Phone (301) 542-4666

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

NPI Registry JSON

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

{
    "created_epoch": "1630368000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748736000000",
    "number": "1144998741",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4210 ROBINSON RD",
            "city": "HUNTINGTOWN",
            "state": "MD",
            "postal_code": "206399070",
            "telephone_number": "301-542-4666"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "501 MAIN ST STE 102",
            "city": "PRINCE FREDERICK",
            "state": "MD",
            "postal_code": "206786115",
            "telephone_number": "301-542-4666"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1 Saint Marys Ave Ste 100",
            "address_purpose": "LOCATION",
            "city": "LA Plata",
            "state": "MD",
            "postal_code": "206464037",
            "country_code": "US",
            "telephone_number": "301-542-4666",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HESS",
        "first_name": "RYAN",
        "middle_name": "JAMES",
        "credential": "CRNP",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2021-08-31",
        "last_updated": "2025-06-01",
        "certification_date": "2025-06-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Nurse Practitioner, Family",
            "state": "MD",
            "license": "R215526",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Prince Frederick, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 1, 2025; 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.