Individual provider Active NPI

Maria Rowena R Zambas, NP

  • Family Nurse Practitioner
  • Oak Lawn, IL
National Provider Identifier
1689407595
Registry record updated Oct 21, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
209030150 Issued in IL
Practice address
4201 W 95TH St
Oak Lawn, IL 60453-2615
Phone
(708) 636-8546
NPI assigned
Aug 26, 2024
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 21, 2024

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X 209030150 IL Primary
Family Medicine Physician 207Q00000X 209030150 IL

Addresses

Primary practice location

4201 W 95TH St
Oak Lawn, IL 60453-2615

Mailing address

5541 S Everett Ave Apt 707
Chicago, IL 60637-5068
Phone (773) 396-6134

Medicare participation

Medicare enrollment files
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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250814001560 IL Practitioner - Nurse Practitioner 0446759898 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2024
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

2158 45TH St
Suite 519
Highland, IN 46322-3742

424 Church St
Nashville, TN 37219-2301

6058 S Halsted
Chicago, IL 60621-2616

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Matrix Medical Plus CurrentSince Oct 1, 2025 Accepting new patients
Asj MD SC Family Medicine CurrentSince May 10, 2025 Accepting new patients
Willowbrook Clinics and Medical Center S.C. Family Medicine Past Accepting new patients

Locations

6508 S Halsted St
Chicago, IL 60621
Phone (773) 651-1224

424 Church St
Ste 2600
Nashville, TN 37219
Phone (480) 450-3721

Organizations & group practices 3

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 2

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": "1724630400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1729468800000",
    "number": "1689407595",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5541 S EVERETT AVE APT 707",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606375068",
            "telephone_number": "773-396-6134"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4201 W 95TH ST",
            "city": "OAK LAWN",
            "state": "IL",
            "postal_code": "604532615",
            "telephone_number": "708-636-8546"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ZAMBAS",
        "first_name": "MARIA ROWENA",
        "middle_name": "R",
        "credential": "NP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-08-26",
        "last_updated": "2024-10-21",
        "certification_date": "2024-10-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "IL",
            "license": "209030150",
            "primary": true
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "IL",
            "license": "209030150",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Oak Lawn, IL

Sources for this page

Verify at the official NPI Registry.