Willaim J Sierraalta, MD

Primary specialty

Surgery PhysicianTaxonomy code 208600000X

License

MT219417 Issued in PA

Practice address

230 N Broad St
Philadelphia, PA 19102-1178

Phone

(215) 762-7000

NPI assigned

Jul 5, 2019

Last updated

Oct 7, 2024By 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

Medicare fee-for-service enrollment

Enrolled in IL

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

Anesthesiology

Education

Other, 2012

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Northwestern Medical Faculty FoundationGroup PAC ID 4587576814, 4,386 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Northwestern Medicine Delnor Community Hospital Hospital, Geneva, IL, CCN 140211
• Northwestern Medicine Central Dupage Hospital Hospital, Winfield, IL, CCN 140242

Merit-based Incentive Payment System (MIPS)

Final score

95.19 of 100Reported as apm

Quality

83.05

Promoting interoperability

100

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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

• Northwestern Medical Faculty Foundation

  dba Northwestern Medical Group

  • Multi-Specialty Clinic/Center
  • Carol Stream, IL
  • NPI 1346235314
  Medicare reassignment Care Compare group NPD
• Northwestern Medical Faculty Foundation

  dba Northwestern Medical Group

  • Durable Medical Equipment & Medical Supplies
  • Chicago, IL
  • NPI 1417718479
  NPD

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

• Central Dupage Hospital Association

  dba Northwestern Medicine Central Dupage Hospital

  • General Acute Care Hospital
  • Winfield, IL
  • NPI 1003864810
  Care Compare affiliation
• Central Dupage Hospital Association

  dba Northwestern Medicine Central Dupage Hospital

  • Psychiatric Hospital Unit
  • Winfield, IL
  • NPI 1740230895
  Care Compare affiliation
• Delnor Community Hospital

  dba Northwestern Medicine Delnor Community Hospital

  • General Acute Care Hospital
  • Geneva, IL
  • NPI 1407859655
  Care Compare affiliation

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

{
    "created_epoch": "1562284800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1728259200000",
    "number": "1932761483",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1969 W OGDEN AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606123765"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "230 N BROAD ST",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191021178",
            "telephone_number": "215-762-7000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "300 Randall Rd",
            "address_purpose": "LOCATION",
            "city": "Geneva",
            "state": "IL",
            "postal_code": "601344200",
            "country_code": "US",
            "telephone_number": "630-208-4060",
            "fax_number": "630-208-4401",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SIERRAALTA",
        "first_name": "WILLAIM",
        "middle_name": "J",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-07-05",
        "last_updated": "2024-10-07",
        "certification_date": "2024-10-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "IL",
            "license": "036172109",
            "primary": false
        },
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "PA",
            "license": "MT219417",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Astrid Sierra-Colon
• Javier Eli Sierra-Pagan
• Areliz Sierra, MA
• Jasmine Sierra
• Salina Sierra
• Elizabeth Ann Siewert, MS CCC-SLP
• Randa D. Sifri, M.D.
• Matthew R Sigafus, CRNP
• Winifred Mozelle Cantor Sigal, M.D.
• Eliana Yael Sigelman, LSW

• Surgery Physician in Philadelphia, PA
• Providers in Philadelphia, PA by specialty
• Surgery Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 7, 2024; 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.