Mark Lega, MD

Primary specialty

Critical Care Medicine (Internal Medicine) PhysicianTaxonomy code 207RC0200X

License

MD035879E Issued in PA

Practice address

100 S Jackson Ave
3Rd Floor
Pittsburgh, PA 15202-3428

Phone

(412) 322-7202

Fax

(412) 322-2144

NPI assigned

Mar 28, 2006

Last updated

Feb 24, 2025By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 2

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in PA

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 1

Specialty

Pulmonary DiseaseAlso: Critical Care (Intensivists)

Education

Northwestern University Feinberg Medical School, 1983

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Allegheny ClinicGroup PAC ID 5395649586, 2,313 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Jefferson Hospital Hospital, Jefferson Hills, PA, CCN 390265
• Ahn Wexford Hospital Hospital, Wexford, PA, CCN 390334
• Allegheny General Hospital Hospital, Pittsburgh, PA, CCN 390050

Merit-based Incentive Payment System (MIPS)

Final score

93.9 of 100Reported as apm

Quality

85.02

Promoting interoperability

100

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: mlega11066@direct.ahn.org

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.

• Allegheny Clinic

  dba AHN-Primary Care Bethel Park

  • Family Medicine Physician
  • Bethel Park, PA
  • NPI 1073081493
  Medicare reassignment Care Compare group NPD
• Allegheny Clinic

  dba Allegheny Pulmonary and Critical Care

  • Critical Care Medicine (Internal Medicine) Physician
  • Pittsburgh, PA
  • NPI 1063650919
  NPD
• Allegheny Clinic

  dba AHN Primary Care Mobile Clinic

  • Primary Care Clinic/Center
  • Pittsburgh, PA
  • NPI 1215752548
  NPD
• Integrated Pulmonary Physicians LTD

  • Pulmonary Disease Physician
  • Pittsburgh, PA
  • NPI 1144278730
  NPD (past)
• Jefferson Regional Medical Center

  • General Acute Care Hospital
  • Clairton, PA
  • NPI 1578560504
  NPD (past)

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

• Jefferson Regional Medical Center

  • Clinic/Center
  • Clairton, PA
  • NPI 1366488108

  Hospital

  Care Compare affiliation
• Jefferson Regional Medical Center

  • General Acute Care Hospital
  • Clairton, PA
  • NPI 1578560504
  Care Compare affiliation
• West Penn Allegheny Health System Inc.

  dba Allegheny General Hospital

  • General Acute Care Hospital
  • Pittsburgh, PA
  • NPI 1285667493
  Care Compare affiliation
• West Penn Allegheny Health System Inc.

  dba Allegheny General Hospital - OP Psych

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Pittsburgh, PA
  • NPI 1295857530

  Hospital

  Care Compare affiliation
• West Penn Allegheny Health System Inc.

  dba Allegheny General Hospital - Life Flight

  • Air Ambulance
  • Pittsburgh, PA
  • NPI 1821110172

  Hospital

  Care Compare affiliation
• West Penn Allegheny Health System Inc.

  dba Allegheny General Hospital

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Pittsburgh, PA
  • NPI 1912029265

  Hospital

  Care Compare affiliation
• West Penn Allegheny Health System, Inc

  dba AHN Wexford Hospital

  • General Acute Care Hospital
  • Wexford, PA
  • NPI 1588269898
  Care Compare affiliation

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

{
    "created_epoch": "1143504000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1740355200000",
    "number": "1033170329",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4 ALLEGHENY CTR FL 7",
            "city": "PITTSBURGH",
            "state": "PA",
            "postal_code": "152125227",
            "telephone_number": "412-359-6656"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "100 S JACKSON AVE",
            "address_2": "3RD FLOOR",
            "city": "PITTSBURGH",
            "state": "PA",
            "postal_code": "152023428",
            "telephone_number": "412-322-7202",
            "fax_number": "412-322-2144"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LEGA",
        "first_name": "MARK",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-03-28",
        "last_updated": "2025-02-24",
        "certification_date": "2025-02-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "PA",
            "license": "MD035879E",
            "primary": true
        },
        {
            "code": "207RP1001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": "PA",
            "license": "MD035879E",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0073749000",
            "state": "WV"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "001245471007",
            "state": "PA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mlega11066@direct.ahn.org",
            "affiliation": "N",
            "address_1": "100 S Jackson Ave",
            "address_2": "3rd floor",
            "city": "Pittsburgh",
            "state": "PA",
            "country_code": "US",
            "postal_code": "152023428",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Richard Warren Lees, PH.D.
• Danielle Amanda Lefevre
• Bernard Leff, M.D.
• Louis Leff
• Stacie Ann Leffard, PH.D.
• Legault Chiropractic, PC
• Kathryn E Legault, PA-C
• Steven K Legault, D.C.
• Legends Treatment Center of Pittsburgh LLC
• Barbara Lukas Leger, RN

• Critical Care Medicine (Internal Medicine) Physician in Pittsburgh, PA
• Providers in Pittsburgh, PA by specialty
• Critical Care Medicine (Internal Medicine) Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 24, 2025; 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.