Individual provider Active NPI

Angelica Bialczak, DO

  • Anesthesiology Physician
  • Washington, DC
National Provider Identifier
1770111684
Registry record updated Jun 6, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
328866-01 Issued in NY
Practice address
3800 Reservoir Rd NW
Washington, DC 20007-2113
Phone
(516) 343-8638
NPI assigned
Mar 28, 2020
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 6, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X 328866-01 NY Primary

Addresses

Primary practice location

3800 Reservoir Rd NW
Washington, DC 20007-2113

Mailing address

3800 Reservoir Rd NW
Washington, DC 20007-2113
Phone (516) 343-8638

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY
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

Enrollment IDStateProvider typePAC IDDetails
I20241205001935 NY Practitioner - Anesthesiology 1850827528 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Other, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
North Shore - Lij Anesthesiology, PCGroup PAC ID 1153602453, 990 clinicians

Practice addresses (Care Compare)

10201 66TH Rd
Forest Hills, NY 11375-2029
Phone (718) 830-4000

Hospital & facility affiliations

  • Lenox Hill Hospital Hospital, New York, NY, CCN 330119

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Osteopathy

State licenses

LicenseStateTypeSpecialty
328866-01NYMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
North Shore - Lij Anesthesiology, PC Anesthesiology CurrentSince Aug 16, 2025 Accepting new patients
Montefiore Medical Center CurrentSince Oct 11, 2024 Accepting new patients
Montefiore Medical Center Anesthesiology CurrentSince Oct 11, 2024 Accepting new patients
Physician Affiliate Group of New York PC CurrentSince Nov 16, 2024 Accepting new patients

Locations

111 E 210th St
Bronx, NY 10467

2601 Ocean Pkwy
Brooklyn, NY 11235
Phone (718) 616-5354

10201 66th Rd
Forest Hills, NY 11375
Phone (718) 830-4091

195 E Main St
Huntington, NY 11743
Phone (631) 385-8677

506 Malcolm X Blvd
New York, NY 10037
Phone (212) 939-1000

1 Heroes Way
Riverhead, NY 11901
Phone (631) 548-6000

Networks

  • Healthfirst Medicare Network H1722
  • Healthfirst Medicare Network H9678
  • Healthfirst Medicare Network H5989
  • Healthfirst Medicare Network H3359

Interoperability endpoints

  • Direct secure messaging: abialczak@montefioredirect.com
  • Direct secure messaging: abialczak4614925@nychhc.direct-ci.com

Organizations & group practices 4

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.

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": "1585353600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1749168000000",
    "number": "1770111684",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3800 RESERVOIR RD NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200072113",
            "telephone_number": "516-343-8638"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3800 RESERVOIR RD NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "200072113",
            "telephone_number": "516-343-8638"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BIALCZAK",
        "first_name": "ANGELICA",
        "credential": "DO",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2020-03-28",
        "last_updated": "2025-06-06",
        "certification_date": "2025-06-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "NY",
            "license": "328866-01",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Washington, DC

Sources for this page

Verify at the official NPI Registry.