NPIMap

Individual provider Active NPI

John Patrick Geaslin, CRNA

  • Certified Registered Nurse Anesthetist
  • Kingsport, TN
National Provider Identifier
1245466721
Registry record updated Mar 24, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
14196 Issued in TN
Practice address
135 W. Ravine Rd - Ste 5-B
Kingsport, TN 37660-3847
Phone
(423) 224-3460
Fax
(423) 224-3465
NPI assigned
Jun 10, 2009
Last updated
Mar 24, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 24, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X APN0000014196 TN
Certified Registered Nurse Anesthetist 367500000X 14196 TN Primary

Addresses

Primary practice location

135 W. Ravine Rd - Ste 5-B
Kingsport, TN 37660-3847

Mailing address

PO Box 1308
Kingsport, TN 37662-1308
Phone (423) 224-3460

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TN, NC2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20090626000478 TN Practitioner - Certified Registered Nurse Anesthetist (Crna) 7618028937 Reassigns benefits to 5 organizations
I20250322000061 NC Practitioner - Certified Registered Nurse Anesthetist (Crna) 7618028937 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2009
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Paragon Anesthesia PCGroup PAC ID 8921044744, 214 clinicians
CHS Anesthesia Services Group IncGroup PAC ID 5799007324, 742 clinicians
Advanced Anesthesia Solutions IncGroup PAC ID 7315200664, 19 clinicians

Practice addresses (Care Compare)

1 Medical Park Blvd
Bristol, TN 37620-7430
Phone (423) 390-0451

1000 Blythe Blvd
Charlotte, NC 28203-5812
Phone (704) 355-2000

320 Bristol W Blvd
Suite 1a
Bristol, TN 37620-8773
Phone (423) 639-0941

400 N State of Franklin Rd
Johnson City, TN 37604-6035
Phone (423) 390-0451

509 Biltmore Ave
Asheville, NC 28801-4601
Phone (828) 213-2325

8800 N Tryon St
Charlotte, NC 28262-3300
Phone (704) 863-6000

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
7706NCMDPeriodontist
APN0000014196TNMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Tennessee Valley Anesthesia Associates, LLC Nurse Anesthetist, Certified Registered CurrentSince Dec 17, 2018 Accepting new patients
Anesthesia Dynamics LLC Nurse Anesthetist, Certified Registered CurrentSince Jul 1, 2020 Accepting new patients
CHS Anesthesia Services Group Inc CurrentSince Apr 20, 2026 Accepting new patients
Bright Night Anesthesia Nurse Anesthetist, Certified Registered CurrentSince Jan 1, 2024 Accepting new patients
Mission Health Community Multispecialty Providers, LLC Nurse Anesthetist, Certified Registered CurrentSince Apr 1, 2025 Accepting new patients
Mission Community Anesthesiology Specialists LLC CurrentSince Apr 1, 2025 Accepting new patients
Paragon Anesthesia PC Nurse Anesthetist, Certified Registered CurrentSince Jul 22, 2022 Accepting new patients
East Tennessee Ambulatory Surgery Center LLC CurrentSince Jul 22, 2022 Accepting new patients
American Anesthesiology Group of Tennessee, P. C. Nurse Anesthetist, Certified Registered PastSince Oct 1, 2012 Accepting new patients
Singing River Health System Past Accepting new patients
Meadowview ASC, LLC Past Accepting new patients

Locations

509 Biltmore Ave
Asheville, NC 28801
Phone (828) 213-2325

2000 Health Park Dr
Brentwood, TN 37027
Phone (615) 372-5426

1 Medical Park Blvd
Bristol, TN 37620
Phone (423) 390-0451

1 Medical Park Blvd
Ste 210E
Bristol, TN 37620
Phone (423) 224-4000

320 Bristol West Blvd
Ste 1A
Bristol, TN 37620
Phone (423) 758-1030

101 Med Tech Pkwy
Ste 205
Johnson City, TN 37604
Phone (423) 232-9420

310 N State of Franklin Rd
Ste 202
Johnson City, TN 37604
Phone (423) 434-3700

10415 Wallace Alley St
Kingsport, TN 37663
Phone (423) 390-0451

999 Executive Park Blvd
Ste 100
Kingsport, TN 37660
Phone (423) 247-2022

Dept 888259
Knoxville, TN 37995

Organizations & group practices 12

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 10

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": "1244592000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1774310400000",
    "number": "1245466721",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 1308",
            "city": "KINGSPORT",
            "state": "TN",
            "postal_code": "376621308",
            "telephone_number": "423-224-3460",
            "fax_number": "423-224-3465"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "135 W. RAVINE RD - STE 5-B",
            "city": "KINGSPORT",
            "state": "TN",
            "postal_code": "376603847",
            "telephone_number": "423-224-3460",
            "fax_number": "423-224-3465"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GEASLIN",
        "first_name": "JOHN",
        "middle_name": "PATRICK",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2009-06-10",
        "last_updated": "2026-03-24",
        "certification_date": "2026-03-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "TN",
            "license": "APN0000014196",
            "primary": false
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "TN",
            "license": "14196",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Kingsport, TN

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 24, 2026; 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.