Individual provider Active NPI

James Patrick Slepica, CRNA

  • Certified Registered Nurse Anesthetist
  • Reston, VA
National Provider Identifier
1699763128
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
0024164541 Issued in VA
Practice address
1850 Town Center Pkwy
Reston, VA 20190-3219
Phone
(703) 689-9000
NPI assigned
Oct 10, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X 0024164541 VA Primary

Addresses

Primary practice location

1850 Town Center Pkwy
Reston, VA 20190-3219

Mailing address

PO Box 67
386 Myrtle Place
Occoquan, VA 22125-0067
Phone (703) 497-5826

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
Certified Registered Nurse

State licenses

LicenseStateTypeSpecialty
0024164541VAMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Reston Anesthesia Associates, PC Past Accepting new patients
Peace River Anesthesiology Associates PA Past Accepting new patients
West Florida Anesthesia Trauma Services LLC Nurse Anesthetist, Certified Registered PastSince Dec 26, 2012 Accepting new patients
American Anesthesiology Associates of Virginia, Inc Past Accepting new patients
Washington Hospital Center Corp Past Accepting new patients
Outpatient Anesthesia Services of Reston, LTD Past Accepting new patients
Jennifer Sassi PA Nurse Anesthetist, Certified Registered PastSince Feb 5, 2014 Accepting new patients
West Florida Anesthesia Consultants, PA Nurse Anesthetist, Certified Registered Past Accepting new patients

Organizations & group practices 8

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

NPI Registry JSON

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

{
    "created_epoch": "1128902400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1699763128",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 67",
            "address_2": "386 MYRTLE PLACE",
            "city": "OCCOQUAN",
            "state": "VA",
            "postal_code": "221250067",
            "telephone_number": "703-497-5826",
            "fax_number": "703-497-6674"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1850 TOWN CENTER PKWY",
            "city": "RESTON",
            "state": "VA",
            "postal_code": "201903219",
            "telephone_number": "703-689-9000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SLEPICA",
        "first_name": "JAMES",
        "middle_name": "PATRICK",
        "name_prefix": "Mr.",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-10-10",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "VA",
            "license": "0024164541",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Reston, VA

Sources for this page

  • 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.