Ofelia Martha Ionescu, MD

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

036102819 Issued in IL

Practice address

4700 N Marine Dr Ste 6200
Chicago, IL 60640-7972

Phone

(773) 551-2493

Fax

(773) 293-7942

NPI assigned

Feb 13, 2007

Last updated

Oct 7, 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 1

Addresses

Other identifiers 2

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: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Psychiatry

Education

Other, 1984

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• Ofelia Martha Ionescu LTD

  • Psychiatry Physician
  • Chicago, IL
  • NPI 1376746081
  Medicare reassignment NPD Authorized official

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

{
    "created_epoch": "1171324800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759795200000",
    "number": "1689716953",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "900 N KINGSBURY ST APT 1101",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606107450",
            "telephone_number": "773-354-3473"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4700 N MARINE DR STE 6200",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606407972",
            "telephone_number": "773-551-2493",
            "fax_number": "773-293-7942"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "IONESCU",
        "first_name": "OFELIA",
        "middle_name": "MARTHA",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-02-13",
        "last_updated": "2025-10-07",
        "certification_date": "2025-10-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "IL",
            "license": "036102819",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "036102819",
            "state": "IL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS",
            "identifier": "1632551",
            "state": "IL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Ioanna K Chaney
• Huong Iodice, PMHNP-BC
• Micah Ioffe, PH.D.
• Tara Chongsuwat Ioffe, MD
• Analisa Iole, PHARMD
• Darren Carl Ioos
• Iora Health Illinois Physicians, P.C.
• Michael Iorga
• Angela Marie Iosue
• Nathaniel Anthony Iovinelli, LCPC

• Psychiatry Physician in Chicago, IL
• Providers in Chicago, IL by specialty
• Psychiatry Physician in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 7, 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.