Maryann Chrzaszcz, D.O.

Primary specialty

Anesthesiology PhysicianTaxonomy code 207L00000X

License

73986 Issued in WI

Practice address

10400 75TH St
Kenosha, WI 53142-7884

Phone

(262) 948-5600

NPI assigned

Apr 9, 2015

Last updated

Dec 9, 2025By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Electronic endpoints 2

Medicare fee-for-service enrollment

Enrolled in IL, WI2 enrollments

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 2

Specialty

Anesthesiology

Education

At Still University of Health Sciences, College of Osteo Med, Kirksville, 2015

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Vituity-Wisconsin Anesthesia SCGroup PAC ID 2163968819, 144 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Ascension SE Wisconsin Hospital Hospital, Milwaukee, WI, CCN 520136
• Ascension Columbia St Marys Hospital Milwaukee Hospital, Milwaukee, WI, CCN 520051
• Ascension St Francis Hospital Hospital, Milwaukee, WI, CCN 520078

Merit-based Incentive Payment System (MIPS)

Final score

95.19 of 100Reported as apm

Quality

83.05

Promoting interoperability

100

Improvement activities

40

Merit-based Incentive Payment System (MIPS)

Final score

54.29 of 100Reported as group

Quality

20.24

Promoting interoperability

100

Improvement activities

0

Cost

77.39

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: mchrzaszcz286098@direct.myadvocateaurora.org
• Direct secure messaging: mchrzaszcz854623@direct.froedtert.com

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.

• Vituity-Wisconsin Anesthesia SC

  • Anesthesiology Physician
  • Pleasant Prairie, WI
  • NPI 1821831975
  Medicare reassignment Care Compare group NPD
• Advocate Health and Hospitals Corporation

  dba Advocate Medical Group

  • Multi-Specialty Clinic/Center
  • Oak Brook, IL
  • NPI 1700824455
  Medicare reassignment NPD
• Elite Anesthesia Providers, LTD

  • Anesthesiology Physician
  • Mokena, IL
  • NPI 1679258388
  Medicare reassignment NPD
• Elmhurst Anesthesiologists, PC

  • Anesthesiology Physician
  • Elmhurst, IL
  • NPI 1376586610
  Medicare reassignment NPD
• Northstar Anesthesia of Illinois, LLC

  • Anesthesiology Physician
  • Arlington, TX
  • NPI 1962822395

  IL

  Medicare reassignment NPD
• Northwestern Medical Faculty Foundation

  dba Northwestern Medical Group

  • Multi-Specialty Clinic/Center
  • Carol Stream, IL
  • NPI 1346235314
  Medicare reassignment NPD
• Southern Illinois Medical Services, NFP

  dba SIH Medical Group

  • Internal Medicine Physician
  • Carbondale, IL
  • NPI 1770656837
  Medicare reassignment NPD
• Vituity-Wisconsin Anesthesia SC

  • Anesthesiology Physician
  • Milwaukee, WI
  • NPI 1801620067
  NPD
• Advocate Health & Hospitals Corporation

  dba Advocate Christ Medical Group

  • Medical Specialty Clinic/Center
  • Oak Lawn, IL
  • NPI 1912936014
  NPD
• Advocate Health and Hospitals Corporation

  dba Advocate Children's Hospital

  • Children's Hospital
  • Oak Lawn, IL
  • NPI 1508315516
  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.

• Ascension SE Wisconsin Hospital, Inc

  dba Ascension SE Wisconsin Hospital-Elmbrook Campus

  • General Acute Care Hospital
  • Milwaukee, WI
  • NPI 1427007384
  Care Compare affiliation
• Ascension SE Wisconsin Hospital, Inc

  dba Ascension SE Wisconsin Hospital-Elmbrook Campus

  • Rehabilitation Hospital Unit
  • Brookfield, WI
  • NPI 1861417362
  Care Compare affiliation
• Ascension St Francis Hospital, Inc

  dba Ascension St Francis Hospital

  • General Acute Care Hospital
  • Milwaukee, WI
  • NPI 1225087190
  Care Compare affiliation
• Columbia St. Mary's Hospital Milwaukee, Inc.

  dba Ascension Columbia St Mary's Hospital Milwaukee Campus

  • General Acute Care Hospital
  • Milwaukee, WI
  • NPI 1871656082
  Care Compare affiliation

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

{
    "created_epoch": "1428537600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765238400000",
    "number": "1750777470",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3301 W FOREST HOME AVE",
            "city": "MILWAUKEE",
            "state": "WI",
            "postal_code": "532152843",
            "telephone_number": "414-389-2377"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10400 75TH ST",
            "city": "KENOSHA",
            "state": "WI",
            "postal_code": "531427884",
            "telephone_number": "262-948-5600"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "405 W Jackson St",
            "address_purpose": "LOCATION",
            "city": "Carbondale",
            "state": "IL",
            "postal_code": "629011462",
            "country_code": "US",
            "telephone_number": "618-549-0721",
            "fax_number": "618-529-0449",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1775 Dempster St",
            "address_purpose": "LOCATION",
            "city": "Park Ridge",
            "state": "IL",
            "postal_code": "600681143",
            "country_code": "US",
            "telephone_number": "847-723-5524",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "25 N Winfield Rd",
            "address_purpose": "LOCATION",
            "city": "Winfield",
            "state": "IL",
            "postal_code": "601901379",
            "country_code": "US",
            "telephone_number": "630-933-6675",
            "fax_number": "630-933-2614",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "201 S 14th St",
            "address_purpose": "LOCATION",
            "city": "Herrin",
            "state": "IL",
            "postal_code": "629483631",
            "country_code": "US",
            "telephone_number": "618-942-2171",
            "fax_number": "618-351-4919",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2815 S Seacrest Blvd",
            "address_2": "Florida Atlantic University Medicine at Bethesda Hospit",
            "address_purpose": "LOCATION",
            "city": "Boynton Beach",
            "state": "FL",
            "postal_code": "334357934",
            "country_code": "US",
            "telephone_number": "561-733-0740",
            "fax_number": "561-733-0741",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHRZASZCZ",
        "first_name": "MARYANN",
        "credential": "D.O.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-04-09",
        "last_updated": "2025-12-09",
        "certification_date": "2025-12-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "WI",
            "license": "73986",
            "primary": true
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "IL",
            "license": "036149100",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mchrzaszcz286098@direct.myadvocateaurora.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "10400 75th St",
            "city": "Kenosha",
            "state": "WI",
            "country_code": "US",
            "postal_code": "531427884",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "10400 75th St",
            "city": "Kenosha",
            "state": "WI",
            "country_code": "US",
            "postal_code": "531427884",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Delores Chovan
• Monica Christian, LPC
• Virginia Christofferson, PHARM D
• Christopher Green LLC
• Verna F. Christy, PSYD
• Michael James Church, PA-C
• Brian Patrick Chybowski, DDS
• City of Kenosha (City of Kenosha Ambulance)
• Kathryn Clark, MSW, APSW
• Sarah J Clark, APNP

• Anesthesiology Physician in Kenosha, WI
• Providers in Kenosha, WI by specialty
• Anesthesiology Physician in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 9, 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.