Individual provider Active NPI

David Olszewski, CRNA

  • Certified Registered Nurse Anesthetist
  • Riverside, RI
National Provider Identifier
1861597346
Registry record updated Oct 9, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
APRN01091 Issued in RI
Practice address
42 Hemingway Dr
Riverside, RI 02915-2224
Phone
(401) 490-2130
NPI assigned
Sep 13, 2006
Last updated
Oct 9, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 9, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X RNA24756 RI
Certified Registered Nurse Anesthetist 367500000X 209211 MA
Certified Registered Nurse Anesthetist 367500000X APRN01091 RI Primary

Addresses

Primary practice location

42 Hemingway Dr
Riverside, RI 02915-2224

Mailing address

11 Alanna CT
Warwick, RI 02886-6687

Other practice location 1

101 Dudley St
Providence, RI 02905-2401
Phone (401) 273-0641

Other practice location 2

33 Staniford St Fl 2
Providence, RI 02905-3105
Phone (401) 421-8800

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA, RI2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20040901001077 MA Practitioner - Certified Registered Nurse Anesthetist (Crna) 0749255743 Reassigns benefits to 1 organization
I20041014000707 RI Practitioner - Certified Registered Nurse Anesthetist (Crna) 0749255743 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 1987
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Anesthesia Partners of New England LLCGroup PAC ID 2365835428, 39 clinicians
Matrix Anesthesia PCGroup PAC ID 8820136377, 52 clinicians

Practice addresses (Care Compare)

207 Quaker LN
FL 1
West Warwick, RI 02893-2179
Phone (401) 828-7710

680 Centre St
Brockton, MA 02302-3308
Phone (508) 941-7642

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Registered Nurse

State licenses

LicenseStateTypeSpecialty
APRN01091RIMDCertified Registered Nurse Anesthetist
RNA24756RIMDCertified Registered Nurse Anesthetist

Practice roles

OrganizationSpecialtyStatusNew patients
Anesthesia Partners of New England, LLC Nurse Anesthetist, Certified Registered CurrentSince Jan 1, 2026 Accepting new patients
University Gastroenterology, LLC Nurse Anesthetist, Certified Registered CurrentSince Sep 1, 2025 Accepting new patients
Matrix Anesthesia, PC CurrentSince Apr 9, 2025 Accepting new patients
Northern Rhode Island Anesthesia Associates, PC Nurse Anesthetist, Certified Registered Past Accepting new patients
A&B Anesthesia Associates, PC PastSince Oct 27, 2009 Accepting new patients
Anesthetics of Massachusetts, PC Nurse Anesthetist, Certified Registered Past Accepting new patients

Locations

680 Centre St
Brockton, MA 02302
Phone (508) 941-7400

748 Mount Pleasant St
Unit 50036
New Bedford, MA 02745

164 Summit Ave
Providence, RI 02906
Phone (401) 793-2104

33 Staniford St
Providence, RI 02905
Phone (401) 274-1810

33 Staniford St
#2
Providence, RI 02905

62 Amaral St
Riverside, RI 02915
Phone (401) 649-4030

75 Newman Ave
Ste 100
Rumford, RI 02916

455 Toll Gate Rd
Warwick, RI 02886
Phone (401) 737-7000

207 Quaker Ln
Fl 1
West Warwick, RI 02893
Phone (401) 828-7110

Organizations & group practices 7

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.

Hospital & facility affiliations 1

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

NPI Registry JSON

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

{
    "created_epoch": "1158105600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759968000000",
    "number": "1861597346",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "11 ALANNA CT",
            "city": "WARWICK",
            "state": "RI",
            "postal_code": "028866687"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "42 HEMINGWAY DR",
            "city": "RIVERSIDE",
            "state": "RI",
            "postal_code": "029152224",
            "telephone_number": "401-490-2130"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "101 Dudley St",
            "address_purpose": "LOCATION",
            "city": "Providence",
            "state": "RI",
            "postal_code": "029052401",
            "country_code": "US",
            "telephone_number": "401-273-0641",
            "fax_number": "401-273-2919",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "33 Staniford St Fl 2",
            "address_purpose": "LOCATION",
            "city": "Providence",
            "state": "RI",
            "postal_code": "029053105",
            "country_code": "US",
            "telephone_number": "401-421-8800",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "OLSZEWSKI",
        "first_name": "DAVID",
        "credential": "CRNA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-09-13",
        "last_updated": "2025-10-09",
        "certification_date": "2025-10-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "RI",
            "license": "RNA24756",
            "primary": false
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "MA",
            "license": "209211",
            "primary": false
        },
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "RI",
            "license": "APRN01091",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Riverside, RI

Sources for this page

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