Jaroslaw J Kotlarczyk, M.D.

Primary specialty

Anesthesiology PhysicianTaxonomy code 207L00000X

License

MD33166 Issued in WA

Practice address

1211 24TH St
Anacortes, WA 98221-2562

Phone

(360) 293-3181

NPI assigned

Dec 6, 2006

Last updated

Jun 30, 2025By the provider in NPPES

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 4

Addresses

Other identifiers 2

Medicare fee-for-service enrollment

Enrolled in WA, CA2 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

Other, 1991

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Franciscan Medical GroupGroup PAC ID 0547173866, 1,400 clinicians

Cep America - Anesthesia PCGroup PAC ID 3678897915, 849 clinicians

Anesthesia and Analgesia Medical Group IncGroup PAC ID 1153316112, 73 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• St Joseph Medical Center Hospital, Tacoma, WA, CCN 500108
• Providence Santa Rosa Memorial Hospital Hospital, Santa Rosa, CA, CCN 050174
• Sutter Santa Rosa Regional Hospital Hospital, Santa Rosa, CA, CCN 050291
• John Muir Medical Center - Concord Campus Hospital, Concord, CA, CCN 050496

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: jkotlarczyk649444@hisp.ehr.sutterhealth.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.

• Franciscan Medical Group

  dba Franciscan Orthopedics-Silverdale

  • Orthopaedic Surgery Physician
  • Silverdale, WA
  • NPI 1093165334
  Medicare reassignment Care Compare group NPD
• Anesthesia & Analgesia Medical Group, Inc.

  • Anesthesiology Physician
  • Santa Rosa, CA
  • NPI 1659320984
  Medicare reassignment Care Compare group NPD
• Cep America - Anesthesia, PC

  • Anesthesiology Physician
  • Walnut Creek, CA
  • NPI 1790401438
  Medicare reassignment Care Compare group NPD
• Providence Wa Anesthesia Services, P.C.

  • Anesthesiology Physician
  • Everett, WA
  • NPI 1669615894
  Medicare reassignment NPD
• Public Hospital District No 2 Skagit County Washington

  dba Lopez Island Medical Clinic

  • Rural Health Clinic/Center
  • Lopez, WA
  • NPI 1740203967
  Medicare reassignment NPD
• The Association of University Physicians

  dba University of Washington Physicians

  • Anesthesiology Physician
  • Seattle, WA
  • NPI 1023041159
  Medicare reassignment NPD
• Darin Rentz DO PC

  • Anesthesiology Physician
  • Redlands, CA
  • NPI 1689321747
  Medicare reassignment NPD
• Premier Anesthesia of California, PC

  • Anesthesiology Physician
  • San Ramon, CA
  • NPI 1770691859
  Medicare reassignment NPD
• G2 Anesthesia PC

  • Anesthesiology Physician
  • Los Gatos, CA
  • NPI 1487214698
  Medicare reassignment
• John Muir Trauma Physicians Billing Service

  • Hospitalist Physician
  • Walnut Creek, CA
  • NPI 1093864837
  Medicare reassignment
• Franciscan Medical Group

  • Family Medicine Physician
  • Tacoma, WA
  • NPI 1366539421
  NPD
• Franciscan Medical Group

  dba The Doctors Clinic, A Part of the Franciscan Medical Group

  • Internal Medicine Physician
  • Silverdale, WA
  • NPI 1710432612
  NPD

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

• Commonspirit Washington

  dba St Joseph Lab PAC LAB

  • Clinical Medical Laboratory
  • Tacoma, WA
  • NPI 1659585370

  Hospital

  Care Compare affiliation
• Commonspirit Washington

  dba St Joseph Medical Center

  • General Acute Care Hospital
  • Tacoma, WA
  • NPI 1952309098
  Care Compare affiliation
• Franciscan Health System

  dba St Joseph Medical Center

  • General Acute Care Hospital
  • Tacoma, WA
  • NPI 1124291117
  Care Compare affiliation
• John Muir Health

  dba John Muir Health Medical Center, Concord Campus

  • General Acute Care Hospital
  • Concord, CA
  • NPI 1801821376
  Care Compare affiliation
• St. Joseph Health Northern California, LLC

  dba Providence Santa Rosa Memorial Hospital

  • General Acute Care Hospital
  • Santa Rosa, CA
  • NPI 1134152549
  Care Compare affiliation
• Sutter Bay Hospitals

  • General Acute Care Hospital
  • Santa Rosa, CA
  • NPI 1740413798
  Care Compare affiliation

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

{
    "created_epoch": "1165363200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1751241600000",
    "number": "1972661296",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 189",
            "city": "COUPEVILLE",
            "state": "WA",
            "postal_code": "982390189",
            "telephone_number": "360-678-4071"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1211 24TH ST",
            "city": "ANACORTES",
            "state": "WA",
            "postal_code": "982212562",
            "telephone_number": "360-293-3181"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KOTLARCZYK",
        "first_name": "JAROSLAW",
        "middle_name": "J",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-12-06",
        "last_updated": "2025-06-30",
        "certification_date": "2025-06-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "NM",
            "license": "MD2006-0737",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CO",
            "license": "45127",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CA",
            "license": "C53430",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "WA",
            "license": "MD33166",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "REGENCE BS",
            "identifier": "0114KO",
            "state": "WA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "8212029",
            "state": "WA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

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• Anesthesiology Physician in Anacortes, WA
• Providers in Anacortes, WA by specialty
• Anesthesiology Physician in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 30, 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.