Alex Underwood Siegel, MD

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

MD474530 Issued in PA

Practice address

503 N 21St St
Camp Hill, PA 17011-2204

Phone

(717) 972-4301

NPI assigned

Apr 9, 2019

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

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

Emergency Medicine

Education

Other, 2019

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Penn State Health Medical Group LLCGroup PAC ID 8729351077, 720 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Penn State Health Lancaster Medical Center Hospital, Lancaster, PA, CCN 390339

Merit-based Incentive Payment System (MIPS)

Final score

82.85 of 100Reported as group

Quality

65.84

Promoting interoperability

100

Improvement activities

40

Cost

77

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

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.

• Penn State Health Medical Group, LLC

  • Hematology & Oncology Physician
  • Harrisburg, PA
  • NPI 1861988644
  Medicare reassignment Care Compare group NPD
• Penn State Health Medical Group, LLC

  • Diagnostic Radiology Physician
  • Harrisburg, PA
  • NPI 1457824013
  NPD
• Penn State Health Medical Group, LLC

  • Surgery Physician
  • Camp Hill, PA
  • NPI 1922771534
  NPD

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

• Penn State Health Lancaster Medical Center

  • General Acute Care Hospital
  • Lancaster, PA
  • NPI 1013674266
  Care Compare affiliation

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

{
    "created_epoch": "1554768000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762732800000",
    "number": "1548723307",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "503 N 21ST ST",
            "city": "CAMP HILL",
            "state": "PA",
            "postal_code": "170112204",
            "telephone_number": "717-972-4301"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "503 N 21ST ST",
            "city": "CAMP HILL",
            "state": "PA",
            "postal_code": "170112204",
            "telephone_number": "717-972-4301"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIEGEL",
        "first_name": "ALEX",
        "middle_name": "UNDERWOOD",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-04-09",
        "last_updated": "2025-11-10",
        "certification_date": "2025-11-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "PA",
            "license": "MD474530",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jennifer Shuell, RN
• Kim L Shuster-Dubois, CRNP
• Maria Sherika Sibala Peck, RN
• Dana Christina Sica, RN
• Micaiah Joy Sidell, PT
• Eva Siegel, LCSW
• Steven Peter Siegelbaum, M.D.
• Sarah Grace Silenok, BSN, RN
• David F Silver, M.D.
• Nazanin E. Silver, M.D.

• Emergency Medicine Physician in Camp Hill, PA
• Providers in Camp Hill, PA by specialty
• Emergency Medicine Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 10, 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.