Individual provider Active NPI

Heather H Lamb, PA-C

  • Physician Assistant
  • Mason City, IA
National Provider Identifier
1174510838
Registry record updated Jul 15, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
002304 Issued in IA
Practice address
1421 4TH St SW
Mason City, IA 50401-2856
Phone
(641) 428-2080
Fax
(641) 428-5150
NPI assigned
Sep 28, 2005
Last updated
Jul 15, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 15, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X 1066424 TX
Physician Assistant 363A00000X 002304 IA Primary

Addresses

Primary practice location

1421 4TH St SW
Mason City, IA 50401-2856

Mailing address

621 S Illinois Ave
Suite 103
Mason City, IA 50401-5489
Phone (641) 428-3059

Other identifiers 1

IdentifierTypeStateIssuer
8N8807OtherTXBC/BS

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address hlamb3949774@direct.trinity-health.org Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IA
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 1

Enrollment IDStateProvider typePAC IDDetails
I20121108000249 IA Practitioner - Physician Assistant 0749210094 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
University of Texas Medical School at San Antonio, 2004
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
North Iowa Mercy ClinicsGroup PAC ID 7810809076, 304 clinicians

Practice addresses (Care Compare)

1000 4TH St SW
Mason City, IA 50401-2800

1421 4TH St SW
Mercyone North Iowa Dermatology Care
Mason City, IA 50401-2736
Phone (641) 428-2080

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
81.55 of 100Reported as group
Quality
73.89
Promoting interoperability
93
Improvement activities
40
Cost
70.44

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

State licenses

LicenseStateTypeSpecialty
1066424TXMDPhysician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
North Iowa Mercy Clinics CurrentSince Aug 27, 2012 Accepting new patients
Floyd County Memorial Hospital Commission Past Accepting new patients
North Iowa Mercy Clinics Past Accepting new patients
Ivx Health of Texas P.a. PastSince Apr 21, 2025 Accepting new patients

Locations

1000 4th St SW
Mason City, IA 50401
Phone (641) 424-6704

1421 4th St SW
Mason City, IA 50401
Phone (641) 428-2080

Interoperability endpoints

  • Direct secure messaging: hlamb3949774@direct.trinity-health.org

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": "1127865600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752537600000",
    "number": "1174510838",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "621 S ILLINOIS AVE",
            "address_2": "SUITE 103",
            "city": "MASON CITY",
            "state": "IA",
            "postal_code": "504015489",
            "telephone_number": "641-428-3059",
            "fax_number": "641-428-2080"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1421 4TH ST SW",
            "city": "MASON CITY",
            "state": "IA",
            "postal_code": "504012856",
            "telephone_number": "641-428-2080",
            "fax_number": "641-428-5150"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LAMB",
        "first_name": "HEATHER",
        "middle_name": "H",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-09-28",
        "last_updated": "2025-07-15",
        "certification_date": "2025-07-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "TX",
            "license": "1066424",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "IA",
            "license": "002304",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BC/BS",
            "identifier": "8N8807",
            "state": "TX"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "hlamb3949774@direct.trinity-health.org",
            "affiliation": "N",
            "endpointDescription": "MercyOne North Iowa Direct Email",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCDA",
            "address_1": "1421 4th St SW",
            "city": "Mason City",
            "state": "IA",
            "country_code": "US",
            "postal_code": "504012856",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Mason City, IA

Sources for this page

Verify at the official NPI Registry.