Individual provider Active NPI

Heather Massengill, APN

  • Acute Care Nurse Practitioner
  • Knoxville, TN
National Provider Identifier
1043683329
Registry record updated Feb 22, 2017
On this page

Key facts

NPPES NPI Registry
Primary specialty
Acute Care Nurse PractitionerTaxonomy code 363LA2100X
License
20717 Issued in TN
Practice address
1924 Alcoa Hwy
Box 52
Knoxville, TN 37920-1511
Phone
(865) 227-8296
NPI assigned
Nov 9, 2015
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Feb 22, 2017

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Acute Care Nurse Practitioner 363LA2100X 20717 TN Primary

Addresses

Primary practice location

1924 Alcoa Hwy
Box 52
Knoxville, TN 37920-1511

Mailing address

1924 Alcoa Hwy
Box 52
Knoxville, TN 37920-1511
Phone (865) 227-8296

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TN, SD, NM, TX, AZ, KY, WV, CA, VA, MN, LA11 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 11

Enrollment IDStateProvider typePAC IDDetails
I20151221001626 TN Practitioner - Nurse Practitioner 3971804758 Reassigns benefits to 3 organizations
I20241120001763 SD Practitioner - Nurse Practitioner 3971804758 Reassigns benefits to 1 organization
I20241216002609 NM Practitioner - Nurse Practitioner 3971804758 Reassigns benefits to 1 organization
I20250106000915 TX Practitioner - Nurse Practitioner 3971804758 Reassigns benefits to 1 organization
I20250303001027 AZ Practitioner - Nurse Practitioner 3971804758 Reassigns benefits to 1 organization
I20250304001014 KY Practitioner - Nurse Practitioner 3971804758 Reassigns benefits to 1 organization
I20250702001643 WV Practitioner - Nurse Practitioner 3971804758 Reassigns benefits to 1 organization
I20251024001672 CA Practitioner - Nurse Practitioner 3971804758 Reassigns benefits to 1 organization
I20260122004249 VA Practitioner - Nurse Practitioner 3971804758 Reassigns benefits to 1 organization
I20260320000660 MN Practitioner - Nurse Practitioner 3971804758 Reassigns benefits to 1 organization
I20260330000512 LA Practitioner - Nurse Practitioner 3971804758 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Vanderbilt University School of Medicine, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Access Telecare PLLCGroup PAC ID 7810204831, 409 clinicians
Neuro Heart LLCGroup PAC ID 2264954361, 6 clinicians

Practice addresses (Care Compare)

La Follette, TN 37766
Phone (972) 449-0540

Chancellor, SD 57015
Phone (972) 449-0540

Spring, TX 77382
Phone (972) 449-0540

San Antonio, TX 78255
Phone (972) 449-0540

Austin, TX 78704
Phone (972) 449-0540

Tucson, AZ 85718
Phone (972) 449-0540

100 Sadie LN
Morgantown, WV 26508-1166
Phone (972) 449-0540

101 Civic Ctr LN
Lake Havasu City, AZ 86403-5607
Phone (972) 449-0540

10501 Golf Course Rd NW
Albuquerque, NM 87114-5019
Phone (972) 449-0540

10820 Parkside Dr
Knoxville, TN 37934-1956
Phone (972) 449-0540

11113 Research Blvd
Austin, TX 78759-5236
Phone (972) 449-0540

117 E 19TH St
Roswell, NM 88201-5151
Phone (972) 449-0540

1501 Burnet Rd
Brownwood, TX 76801-8520
Phone (972) 449-0540

1601 W Saint Marys Rd
Tucson, AZ 85745-2623
Phone (972) 449-0540

1710 Harper Rd
Beckley, WV 25801-3357
Phone (972) 449-0540

1900 Pine St
Abilene, TX 79601-2432
Phone (972) 449-0540

2 Calle Final
Placitas, NM 87043-9214
Phone (972) 449-0540

2000 S Palestine St
Athens, TX 75751-5610
Phone (972) 449-0540

2450 S Telshor Blvd
Las Cruces, NM 88011-5069
Phone (972) 449-0540

2727 Asbury Rd
Suite 102
Knoxville, TN 37914-6446
Phone (865) 444-6161

300 Wilson St
Henderson, TX 75652-5956
Phone (972) 449-0540

301 Flynn Dr
Milbank, SD 57252-1508
Phone (972) 449-0450

305 S State St
Aberdeen, SD 57401-4527
Phone (972) 449-0540

3201 S Water St
Burnet, TX 78611-4510
Phone (972) 449-0540

409 Cottage Rd
Carthage, TX 75633-1466
Phone (972) 449-0540

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
96.48 of 100Reported as apm
Quality
86.23
Promoting interoperability
100
Improvement activities
40

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
University Health System Inc CurrentSince Dec 1, 2015 Accepting new patients
University Health System, Inc CurrentSince Dec 1, 2015 Accepting new patients
Neuro Heart LLC CurrentSince Aug 20, 2025 Accepting new patients
Access Telecare California, P.C. Nurse Practitioner CurrentSince Oct 6, 2025 Accepting new patients
Access Telecare, PLLC Nurse Practitioner CurrentSince Jan 27, 2023 Accepting new patients
University Health System, Inc Current Accepting new patients

Locations

1200 N Beaver St
Flagstaff, AZ 86001
Phone (928) 213-6235

101 Civic Center Ln
Lk Havasu Cty, AZ 86403
Phone (928) 453-0150

5700 E Highway 90
Sierra Vista, AZ 85635
Phone (520) 263-2000

400 Old River Rd
Bakersfield, CA 93311
Phone (661) 663-6000

1150 N Indian Canyon Dr
Palm Springs, CA 92262
Phone (760) 323-6251

450 E Romie Ln
Salinas, CA 93901
Phone (831) 372-7844

2020 Genesee Ave
San Diego, CA 92123
Phone (619) 268-9500

13855 E 14th St
San Leandro, CA 94578
Phone (510) 357-6500

825 Delbon Ave
Turlock, CA 95382
Phone (209) 664-2744

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

2681 Andersonville Hwy
Ste 102
Clinton, TN 37716
Phone (865) 494-5960

1924 Alcoa Hwy
#52
Knoxville, TN 37920
Phone (865) 227-8296

1928 Alcoa Hwy
Ste B100
Knoxville, TN 37920
Phone (865) 305-6570

2727 Asbury Rd
Ste 102
Knoxville, TN 37914
Phone (865) 444-6161

9000 Executive Park Dr
Ste C200
Knoxville, TN 37923
Phone (865) 670-6142

139 Fox Rd
Ste 201
Knoxville, TN 37922
Phone (865) 444-6161

1830 Main St
Tazewell, TN 37879
Phone (423) 491-7444

20171 Chasewood Park Dr
Houston, TX 77070
Phone (713) 355-1000

2555 Jimmy Johnson Blvd
Port Arthur, TX 77640
Phone (409) 724-7389

Interoperability endpoints

  • Direct secure messaging: hmassengill915144@ahs.direct-ci.com

Organizations & group practices 6

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": "1447027200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1487721600000",
    "number": "1043683329",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1924 ALCOA HWY",
            "address_2": "BOX 52",
            "city": "KNOXVILLE",
            "state": "TN",
            "postal_code": "379201511",
            "telephone_number": "865-227-8296"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1924 ALCOA HWY",
            "address_2": "BOX 52",
            "city": "KNOXVILLE",
            "state": "TN",
            "postal_code": "379201511",
            "telephone_number": "865-227-8296"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MASSENGILL",
        "first_name": "HEATHER",
        "credential": "APN",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2015-11-09",
        "last_updated": "2017-02-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "TN",
            "license": "20717",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Knoxville, TN

Sources for this page

Verify at the official NPI Registry.