Individual provider Active NPI

Karen C Mathes, CRNA

  • Certified Registered Nurse Anesthetist
  • Fredericksburg, VA
National Provider Identifier
1114224136
Registry record updated Oct 10, 2017
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
0024169217 Issued in VA
Practice address
1001 Sam Perry Blvd
Fredericksburg, VA 22401-4453
Phone
(540) 741-2632
NPI assigned
Feb 28, 2011
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 10, 2017

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 0024169217 VA Primary

Addresses

Primary practice location

1001 Sam Perry Blvd
Fredericksburg, VA 22401-4453

Mailing address

3100 Spring Forest Rd
Ste 130
Raleigh, NC 27616-2880
Phone (919) 873-9533

Other names 1

  • Karen C Bishop Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in VA, DC2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20110516000458 VA Practitioner - Certified Registered Nurse Anesthetist (Crna) 5597941153 Reassigns benefits to 7 organizations
I20230213001665 DC Practitioner - Certified Registered Nurse Anesthetist (Crna) 5597941153 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2010
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Old Dominion Anesthesia LLCGroup PAC ID 8820462765, 57 clinicians
Surgical Anesthesia Associates PLLCGroup PAC ID 5890739205, 86 clinicians

Practice addresses (Care Compare)

1139 E High St
Suite 105
Charlottesville, VA 22902-4849
Phone (434) 817-8484

14010 Smoketown Rd
Suite 117
Woodbridge, VA 22192-4723
Phone (703) 580-0181

4600 Spotsylvania Pkwy
Fredericksburg, VA 22408-7762
Phone (540) 498-4000

8140 Ashton Ave
Suite 212
Manassas, VA 20109-5701
Phone (703) 365-9085

Hospital & facility affiliations

  • Spotsylvania Regional Medical Center Hospital, Fredericksburg, VA, CCN 490141

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Registered Nurse

State licenses

LicenseStateTypeSpecialty
0024169217VAMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Northstar Anesthesia of Virginia, LLC CurrentSince Dec 29, 2022 Accepting new patients
Professional Anesthesia Group, LLC Nurse Anesthetist, Certified Registered CurrentSince Aug 5, 2021 Accepting new patients
American Anesthesiology of Virginia, PC CurrentSince Apr 1, 2015 Accepting new patients
Surgical Anesthesia Associates, PLLC CurrentSince Jan 10, 2023 Accepting new patients
Premier Anesthesia of Virginia LLC Nurse Anesthetist, Certified Registered CurrentSince Jun 2, 2021 Accepting new patients
American Anesthesiology of Virginia PC CurrentSince Apr 1, 2015 Accepting new patients
Central Virginia Anesthesia Associates, LLC Nurse Anesthetist, Certified Registered CurrentSince Dec 31, 2025 Accepting new patients
Old Dominion Anesthesia LLC Nurse Anesthetist, Certified Registered CurrentSince Feb 13, 2024 Accepting new patients
American Anesthesiology Associates of Virginia, Inc Past Accepting new patients

Locations

13500 Powers Ct
Ste 230
Fort Myers, FL 33912
Phone (239) 610-0784

1800 N Beauregard St
Ste 200
Alexandria, VA 22311
Phone (703) 823-3750

2501 Parkers Ln
Alexandria, VA 22306
Phone (703) 664-7000

3914 Centreville Rd
Ste 350
Chantilly, VA 20151
Phone (703) 263-3393

1139 E High St
Ste 105
Charlottesvle, VA 22902
Phone (434) 817-8484

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

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

1211 Central Park Blvd
Fredericksburg, VA 22401
Phone (267) 742-8283

4600 Spotsylvania Pkwy
Fredericksburg, VA 22408
Phone (540) 498-4000

1001 Sam Perry Blvd
Fredericksburg, VA 22401
Phone (540) 741-1100

19455 Deerfield Ave
Ste 204
Leesburg, VA 20176
Phone (703) 724-9950

1501 Maple Ave
Ste 300
Richmond, VA 23226
Phone (804) 287-7878

100 Sentara Cir
Williamsburg, VA 23188
Phone (678) 690-7826

2300 Opitz Blvd
Woodbridge, VA 22191
Phone (703) 523-1000

Organizations & group practices 9

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.

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": "1298851200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1507593600000",
    "number": "1114224136",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3100 SPRING FOREST RD",
            "address_2": "STE 130",
            "city": "RALEIGH",
            "state": "NC",
            "postal_code": "276162880",
            "telephone_number": "919-873-9533",
            "fax_number": "919-873-9821"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1001 SAM PERRY BLVD",
            "city": "FREDERICKSBURG",
            "state": "VA",
            "postal_code": "224014453",
            "telephone_number": "540-741-2632"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MATHES",
        "first_name": "KAREN",
        "middle_name": "C",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2011-02-28",
        "last_updated": "2017-10-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "VA",
            "license": "0024169217",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "KAREN",
            "last_name": "BISHOP",
            "middle_name": "C",
            "credential": "CRNA",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Fredericksburg, VA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 10, 2017; 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.