Linda L Lewallen, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

042.0040021 Issued in VT

Practice address

70 East St
Methuen, MA 01844-4597

Phone

(941) 315-2217

NPI assigned

Nov 21, 2006

Sex

Female

Sole proprietor

No

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

Specialties & licenses 4

Addresses

Other identifiers 1

Electronic endpoints 3

Medicare fee-for-service enrollment

Enrolled in ND, SC, NC, GA, MA, VT6 enrollments

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 6

Specialty

Internal Medicine

Education

Other, 1990

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Springfield Hospital Inc.Group PAC ID 6507760337, 63 clinicians

St. Joseph'S Hospital and Health CenterGroup PAC ID 0547177560, 157 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Springfield Hospital Hospital, Springfield, VT, CCN 471306
• CHI St Alexius Health Dickinson Hospital, Dickinson, ND, CCN 351336

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/8689/brand/1/csg/1/fhir/r4
• Direct secure messaging: llewallen298142@direct.musc.edu
• Direct secure messaging: llewallen312812@direct.unc.nchie.net

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.

• St Joseph'S Hospital and Health Center

  • Critical Access Hospital
  • Dickinson, ND
  • NPI 1992947956
  Medicare reassignment Care Compare group NPD
• Springfield Hospital

  • Critical Access Hospital Clinic/Center
  • Springfield, VT
  • NPI 1033225875
  Medicare reassignment Care Compare group
• Steward Medical Group, Inc

  • Specialist
  • Watertown, MA
  • NPI 1629398219
  Medicare reassignment NPD
• Chatham Hosptialists, LLC

  • Internal Medicine Physician
  • Savannah, GA
  • NPI 1336290667
  Medicare reassignment NPD
• Georgetown Memorial Hospital

  • General Acute Care Hospital
  • Georgetown, SC
  • NPI 1982604021
  Medicare reassignment NPD
• Hartsville Medical Group LLC

  • Internal Medicine Physician
  • Hartsville, SC
  • NPI 1598995300
  Medicare reassignment NPD
• Musc Community Physicians

  • Internal Medicine Physician
  • Bamberg, SC
  • NPI 1841878006
  Medicare reassignment NPD
• Unc Physicians Network LLC

  • Family Medicine Physician
  • Pittsboro, NC
  • NPI 1750704367
  Medicare reassignment NPD
• Waccamaw Community Hospital

  • General Acute Care Hospital
  • Murrells Inlet, SC
  • NPI 1972503910
  Medicare reassignment NPD
• St Joseph'S Hospital and Health Center

  • Clinic/Center
  • Dickinson, ND
  • NPI 1730464108
  Medicare reassignment
• Steward Medical Group, Inc

  • Specialist
  • Brighton, MA
  • NPI 1356654495
  NPD
• Georgetown Memorial Hospital

  • Skilled Nursing Facility
  • Georgetown, SC
  • NPI 1881307056
  NPD

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

• Springfield Hospital

  • Critical Access Hospital Clinic/Center
  • Springfield, VT
  • NPI 1033225875
  Care Compare affiliation
• St Joseph'S Hospital and Health Center

  • Critical Access Hospital
  • Dickinson, ND
  • NPI 1992947956
  Care Compare affiliation

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

{
    "created_epoch": "1164067200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775692800000",
    "number": "1437224201",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 863407",
            "city": "ORLANDO",
            "state": "FL",
            "postal_code": "328863407",
            "telephone_number": "941-917-2600",
            "fax_number": "941-917-7884"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "70 EAST ST",
            "city": "METHUEN",
            "state": "MA",
            "postal_code": "018444597",
            "telephone_number": "941-315-2217"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1700 S Tamiami Trl",
            "address_2": "Med. Hospitalist",
            "address_purpose": "LOCATION",
            "city": "Sarasota",
            "state": "FL",
            "postal_code": "342393509",
            "country_code": "US",
            "telephone_number": "941-917-4896",
            "fax_number": "941-917-6884",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "25 Ridgewood Rd",
            "address_purpose": "LOCATION",
            "city": "Springfield",
            "state": "VT",
            "postal_code": "051563057",
            "country_code": "US",
            "telephone_number": "802-885-7614",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "321 Mulberry St SW",
            "address_purpose": "LOCATION",
            "city": "Lenoir",
            "state": "NC",
            "postal_code": "286455720",
            "country_code": "US",
            "telephone_number": "828-757-5504",
            "fax_number": "828-757-5225",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LEWALLEN",
        "first_name": "LINDA",
        "middle_name": "L",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-11-21",
        "last_updated": "2026-04-09",
        "certification_date": "2026-04-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "PA",
            "license": "MD442591",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "MA",
            "license": "PHY101196",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "VT",
            "license": "042.0040021",
            "primary": true
        },
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "FL",
            "license": "ME71869",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "2782758-00",
            "state": "FL"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "llewallen298142@direct.musc.edu",
            "affiliation": "Y",
            "affiliationName": "Georgetown Memorial Hospital",
            "address_1": "606 Black River Rd",
            "city": "Georgetown",
            "state": "SC",
            "country_code": "US",
            "postal_code": "294403304",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "llewallen298142@direct.musc.edu",
            "affiliation": "Y",
            "affiliationName": "Waccamaw Community Hospital",
            "address_1": "4070 Highway 17 Bypass",
            "city": "Murrells Inlet",
            "state": "SC",
            "country_code": "US",
            "postal_code": "295765033",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "llewallen312812@direct.UNC.nchie.net",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CDA/CCD/TXT",
            "address_1": "321 Mulberry St SW",
            "city": "Lenoir",
            "state": "NC",
            "country_code": "US",
            "postal_code": "286455720",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Kristen Lebel, RN
• Kevin Pinwei Lee, PHARMD
• Mark Leinenbach
• Alicia Lepardo, PMHNP
• Lawrence M Lerman, DO
• LG Newcorp Inc
• LG Newcorp Inc
• Amanda Lieu, MD
• Lifecare Ambulance LLC
• Jeffrey David Lightfoot, MD

• Internal Medicine Physician in Methuen, MA
• Providers in Methuen, MA by specialty
• Internal Medicine Physician in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 9, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.