Individual provider Active NPI

Karl Emmanuel Antoine, DNP, CRNA

  • Certified Registered Nurse Anesthetist
  • Portsmouth, VA
National Provider Identifier
1255220935
Registry record updated Dec 26, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
0024194100 Issued in VA
Practice address
620 John Paul Jones Cir
Portsmouth, VA 23708-2111
Phone
(757) 953-5008
NPI assigned
Jun 30, 2025
Last updated
Dec 26, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 26, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X 11040048 FL
Certified Registered Nurse Anesthetist 367500000X 0024194100 VA Primary
Registered Nurse 163W00000X RN9460329 FL

Addresses

Primary practice location

620 John Paul Jones Cir
Portsmouth, VA 23708-2111

Mailing address

620 John Paul Jones Cir
Portsmouth, VA 23708-2197
Phone (757) 953-3228

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in VA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20251210000670 VA Practitioner - Certified Registered Nurse Anesthetist (Crna) 2668986977 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2025
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
SMG Anesthesia Specialists LLCGroup PAC ID 6305081118, 501 clinicians

Practice addresses (Care Compare)

830 Kempsville Rd
Norfolk, VA 23502-3920
Phone (757) 261-6000

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
RN9460329FLMDRegistered Nurse
11040048FLMDCertified Registered Nurse Anesthetist
0024194100VAMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Tidewater Anesthesia Inc Nurse Anesthetist, Certified Registered CurrentSince Jan 14, 2026 Accepting new patients
Northstar Anesthesia of Virginia, LLC CurrentSince Jan 2, 2026 Accepting new patients
Goodwin & Snyder Anesthesia Associates, PLLC Nurse Anesthetist, Certified Registered CurrentSince Oct 25, 2025 Accepting new patients
SMG Anesthesia Specialists LLC CurrentSince Dec 28, 2025 Accepting new patients
Atlantic Anesthesia, Inc CurrentSince Nov 15, 2025 Accepting new patients

Locations

400 10th St E
Waconia, MN 55387

736 Battlefield Blvd N
Chesapeake, VA 23320
Phone (757) 312-6124

541 Sunset Ln
Ste 201
Culpeper, VA 22701
Phone (540) 829-0700

600 Gresham Dr
Norfolk, VA 23507
Phone (757) 473-0055

830 Kempsville Rd
Norfolk, VA 23502
Phone (757) 261-6000

1060 First Colonial Rd
Virginia Beach, VA 23454
Phone (757) 395-2323

134 Business Park Dr
Virginia Beach, VA 23462
Phone (757) 473-0044

2025 Glenn Mitchell Dr
Virginia Beach, VA 23456
Phone (757) 507-1000

5215 Monticello Ave
Williamsburg, VA 23188
Phone (757) 229-4000

Organizations & group practices 5

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.

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1751241600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1766707200000",
    "number": "1255220935",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "620 JOHN PAUL JONES CIR",
            "city": "PORTSMOUTH",
            "state": "VA",
            "postal_code": "237082197",
            "telephone_number": "757-953-3228"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "620 JOHN PAUL JONES CIR",
            "city": "PORTSMOUTH",
            "state": "VA",
            "postal_code": "237082111",
            "telephone_number": "757-953-5008"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ANTOINE",
        "first_name": "KARL",
        "middle_name": "EMMANUEL",
        "credential": "DNP, CRNA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-06-30",
        "last_updated": "2025-12-26",
        "certification_date": "2025-12-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "FL",
            "license": "11040048",
            "primary": false
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "VA",
            "license": "0024194100",
            "primary": true
        },
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "FL",
            "license": "RN9460329",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Portsmouth, VA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 26, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.