Karen O' Connor Perla, M.D.

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

036.148803 Issued in IL

Practice address

1431 N Western Ave Ste 406
Chicago, IL 60622-1774

Phone

(312) 633-5841

Fax

(312) 491-5020

NPI assigned

Jul 18, 2016

Last updated

Jun 30, 2026By 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 3

Addresses

Other names 1

• Karen O'Connor Other name

Electronic endpoints 1

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

Family Practice

Education

Other, 2011

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Primecare Community Health, Inc.Group PAC ID 6204722077, 41 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Presence Saints Mary and Elizabeth Medical Center Hospital, Chicago, IL, CCN 140180
• Humboldt Park Health Hospital, Chicago, IL, CCN 140206

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.

• Primecare Community Health, Inc.

  • Family Medicine Physician
  • Chicago, IL
  • NPI 1558532739
  Medicare reassignment Care Compare group NPD
• Primecare Community Health Inc

  dba Elston

  • Federally Qualified Health Center (FQHC)
  • Chicago, IL
  • NPI 1891541215
  NPD
• Primecare Community Health, Inc.

  • Federally Qualified Health Center (FQHC)
  • Chicago, IL
  • NPI 1225010911

  Family Medicine

  NPD
• Primecare Community Health, Inc.

  • Federally Qualified Health Center (FQHC)
  • Chicago, IL
  • NPI 1437440229

  Family Medicine

  NPD
• Primecare Community Health Inc

  • Federally Qualified Health Center (FQHC)
  • Chicago, IL
  • NPI 1700230398
  NPD (past)
• Primecare Community Health, Inc.

  dba PrimeCare Northwest

  • Federally Qualified Health Center (FQHC)
  • Chicago, IL
  • NPI 1730235870

  Family Medicine

  NPD (past)

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

• Humboldt Park Health

  • General Acute Care Hospital
  • Chicago, IL
  • NPI 1972594877
  Care Compare affiliation
• Saint Mary of Nazareth Hospital - Chicago LLC

  • General Acute Care Hospital
  • Chicago, IL
  • NPI 1265270607
  Care Compare affiliation

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

{
    "created_epoch": "1468800000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782777600000",
    "number": "1538512280",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2211 N ELSTON AVE STE 301",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606149278",
            "telephone_number": "312-770-2040",
            "fax_number": "312-770-3270"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1431 N WESTERN AVE STE 406",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606221774",
            "telephone_number": "312-633-5841",
            "fax_number": "312-491-5020"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4924 Campbell Blvd Ste 125",
            "address_purpose": "LOCATION",
            "city": "Baltimore",
            "state": "MD",
            "postal_code": "212365921",
            "country_code": "US",
            "telephone_number": "443-461-1997",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "O' CONNOR PERLA",
        "first_name": "KAREN",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2016-07-18",
        "last_updated": "2026-06-30",
        "certification_date": "2026-06-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "IL",
            "license": "125068575",
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "MD",
            "license": "D0106419",
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "IL",
            "license": "036.148803",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "MDExhcange@patientfirst.com",
            "affiliation": "N",
            "endpointDescription": "email",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "address_1": "4924 Campbell Blvd Ste 125",
            "city": "Baltimore",
            "state": "MD",
            "country_code": "US",
            "postal_code": "212365921",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "first_name": "KAREN",
            "last_name": "O'CONNOR",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

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• Amelia O'Brien-Combs, MPH, RDN
• Alejandra Maria O'Brien

• Family Medicine Physician in Chicago, IL
• Providers in Chicago, IL by specialty
• Family Medicine Physician in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 30, 2026; 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.