NPIMap

Individual provider Active NPI

Lexi Ann Serpa, PA-C

  • Physician Assistant
  • Pittsburgh, PA
National Provider Identifier
1346830601
Registry record updated Jun 18, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
MA062290 Issued in PA
Practice address
320 E North Ave
Pittsburgh, PA 15212-4756
Phone
(412) 359-3030
Fax
(412) 359-3060
NPI assigned
Jan 21, 2021
Last updated
Jun 18, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 18, 2026

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 MA062290 PA Primary
Physician Assistant 363A00000X OA005539 PA

Addresses

Primary practice location

320 E North Ave
Pittsburgh, PA 15212-4756

Mailing address

320 E North Ave
Pittsburgh, PA 15212-4756
Phone (412) 359-3030

Other names 1

  • Lexi Ann Marx Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20210602002084 PA Practitioner - Physician Assistant 4587063193 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
University of Pittsburgh School of Medicine, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Ahn Observation Group, LLCGroup PAC ID 1557753811, 28 clinicians

Practice addresses (Care Compare)

12351 Perry Hwy
Wexford, PA 15090-8344
Phone (878) 231-5100

565 Coal Valley Rd
Jefferson Hills, PA 15025-3703
Phone (412) 469-5800

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
OA005539PAMDPhysician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
University of Pittsburgh Physicians CurrentSince Apr 1, 2021 Accepting new patients
University of Pittsburgh Physicians CurrentSince Apr 1, 2021 Accepting new patients

Locations

1211 Wilmington Ave
New Castle, PA 16105
Phone (724) 656-4082

200 Lothrop St
Pittsburgh, PA 15213
Phone (412) 647-3553

Interoperability endpoints

  • Direct secure messaging: lserpa915793@direct.ahn.org

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 3

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": "1611187200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781740800000",
    "number": "1346830601",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "320 E NORTH AVE",
            "city": "PITTSBURGH",
            "state": "PA",
            "postal_code": "152124756",
            "telephone_number": "412-359-3030",
            "fax_number": "412-359-3060"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "320 E NORTH AVE",
            "city": "PITTSBURGH",
            "state": "PA",
            "postal_code": "152124756",
            "telephone_number": "412-359-3030",
            "fax_number": "412-359-3060"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SERPA",
        "first_name": "LEXI",
        "middle_name": "ANN",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-01-21",
        "last_updated": "2026-06-18",
        "certification_date": "2026-06-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "PA",
            "license": "MA062290",
            "primary": true
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "PA",
            "license": "OA005539",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "LEXI",
            "last_name": "MARX",
            "middle_name": "ANN",
            "credential": "PA",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Pittsburgh, PA

Sources for this page

Verify at the official NPI Registry.