Ali Maher Ayyash, MD, MPH, MS

Primary specialty

Allergy & Immunology (Internal Medicine) PhysicianTaxonomy code 207RA0201X

License

MD479960 Issued in PA

Practice address

310 Rodi Rd
Pittsburgh, PA 15235-3318

Phone

(412) 243-1945

NPI assigned

Mar 26, 2019

Last updated

Sep 8, 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 3

Addresses

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

HospitalistAlso: Allergy/Immunology, Internal Medicine

Education

Drexel University College of Medicine, 2019

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Allegheny ClinicGroup PAC ID 5395649586, 2,313 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Upmc East Hospital, Monroeville, PA, CCN 390328
• West Penn Hospital Hospital, Pittsburgh, PA, CCN 390090
• Forbes Hospital Hospital, Monroeville, PA, CCN 390267
• Ahn Wexford Hospital Hospital, Wexford, PA, CCN 390334

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, Master of Science

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: aayyash963943@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
• Premier Medical Associates PC

  • Internal Medicine Physician
  • Monroeville, PA
  • NPI 1447281092

  Allergy

  Medicare reassignment NPD
• Allegheny Clinic

  dba AHN Primary Care Mobile Clinic

  • Primary Care Clinic/Center
  • Pittsburgh, PA
  • NPI 1215752548
  NPD
• Allegheny Clinic

  dba AHN Allergy & Asthma

  • Allergy Physician
  • Pittsburgh, PA
  • NPI 1356338867
  NPD
• Premier Medical Associates, PC

  • Clinical Medical Laboratory
  • Monroeville, PA
  • NPI 1851634752
  NPD
• Allegheny Clinic

  dba AGH Cardiology

  • Cardiovascular Disease Physician
  • Pittsburgh, PA
  • NPI 1629078332
  NPD (past)

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

• Upmc East

  • General Acute Care Hospital
  • Monroeville, PA
  • NPI 1225323983
  Care Compare affiliation
• West Penn Allegheny Health System Inc

  dba The Western Pennsylvania Hospital

  • General Acute Care Hospital
  • Pittsburgh, PA
  • NPI 1194744805
  Care Compare affiliation
• West Penn Allegheny Health System Inc.

  dba The Western Pennsylvania Hospital

  • Oncology Clinic/Center
  • Pittsburgh, PA
  • NPI 1346489143

  Hospital

  Care Compare affiliation
• West Penn Allegheny Health System Inc.

  dba Forbes Regional Hospital

  • General Acute Care Hospital
  • Monroeville, PA
  • NPI 1679592380
  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": "1553558400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757289600000",
    "number": "1467913186",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "310 RODI RD",
            "city": "PENN HILLS",
            "state": "PA",
            "postal_code": "152353318",
            "telephone_number": "412-243-1945"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "310 RODI RD",
            "city": "PITTSBURGH",
            "state": "PA",
            "postal_code": "152353318",
            "telephone_number": "412-243-1945"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "AYYASH",
        "first_name": "ALI",
        "middle_name": "MAHER",
        "credential": "MD, MPH, MS",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-03-26",
        "last_updated": "2025-09-08",
        "certification_date": "2025-09-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207KA0200X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology, Allergy",
            "state": "PA",
            "license": "MD479960",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "PA",
            "license": "MD479960",
            "primary": false
        },
        {
            "code": "207RA0201X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Allergy & Immunology",
            "state": "PA",
            "license": "MD479960",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Joanie Ayotte
• Alex Ayrapetyan
• Armaghan Ayub, MD
• Shayan Ayub, MD
• Muhammad Ayyan
• Maher O Ayyash, MD
• Javid Azadbakht
• Meron Azage, MS,LCGC
• Carol H Azar, MD
• Atousa Azarbal, D.M.D, M.D.S

• Allergy & Immunology (Internal Medicine) Physician in Pittsburgh, PA
• Providers in Pittsburgh, PA by specialty
• Allergy & Immunology (Internal Medicine) Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 8, 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.