OAK FOREST HOSPITAL
Complete NPI Record 1689739716
General Acute Care Hospital in Oak Forest, IL

Active since December 27, 2006
15900 SOUTH CICERO AVENUE, OAK FOREST, IL 60452(708) 633-3400(708) 633-3407 Get Directions

NPPES record last updated: July 14, 2010. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Complete NPI Dataset

This page contains the complete raw NPPES record for Oak Forest Hospital (NPI 1689739716), a general acute care hospital organization in Oak Forest, IL. All 45 fields on file are listed with their current values and official NPPES definitions, exactly as recorded in the National Plan and Provider Enumeration System. Only fields that contain data are included, so the number of fields shown varies from one NPI record to another.

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Registry File Document Utilities
NPI: 1689739716
Field 1/45
The 10-position all-numeric identification number assigned by the NPS to uniquely identify a health care provider. The NPI number includes an ISO standard check-digit in the 10th position. There is no intelligence about the health care provider in the number.
Entity Type Code: 2
Field 2/45
Code describing the type of health care provider that is being assigned an NPI. Codes are 1 = (Person): individual human being who furnishes health care; 2 = (Non-person): entity other than an individual human being that furnishes health care (for example, hospital, SNF, hospital subunit, pharmacy, or HMO).
Employer Identification Number EIN: Not available
Field 3/45
The Employer Identification Number (EIN), assigned by the IRS, of the provider being identified.
Provider Organization Name Legal Business Name: COOK COUNTY
Field 4/45
The name of the organization provider. If the provider is an organization, this is the legal business name.
Provider Other Organization Name: OAK FOREST HOSPITAL
Field 5/45
Other name by which the organization provider is or has been known.
Provider Other Organization Name Type Code: 3
Field 6/45
Code identifying the type of other name. Codes are: 1 = former name; 2 = professional name; 3 = doing business as (d/b/ a) name; 4 = former legal business name; 5 = other.
Provider First Line Business Mailing Address: 15900 SOUTH CICERO AVENUE
Field 7/45
The first line mailing address of the provider being identified. This data element may contain the same information as "Provider first line location address".
Provider Business Mailing Address City Name: OAK FOREST
Field 8/45
The city name in the mailing address of the provider being identified.
Provider Business Mailing Address State Name: IL
Field 9/45
The State or Province name in the mailing address of the provider being identified. This data element may contain the same information as "Provider location address State name".
Provider Business Mailing Address Postal Code: 604524000
Field 10/45
The postal ZIP or zone code in the mailing address of the provider being identified. NOTE: ZIP code plus 4-digit extension, if available. This data element may contain the same information as "Provider location address postal code".
Provider Business Mailing Address Country Code If outside U S : US
Field 11/45
The country code in the mailing address of the provider being identified. This data element may contain the same information as "Provider location address country code".
Provider Business Mailing Address Telephone Number: 7086333400
Field 12/45
The telephone number associated with mailing address of the provider being identified. This data element may contain the same information as "Provider location address telephone number".
Provider Business Mailing Address Fax Number: 7086333407
Field 13/45
The fax number associated with the mailing address of the provider being identified. This data element may contain the same information as "Provider location address fax number".
Provider First Line Business Practice Location Address: 15900 SOUTH CICERO AVENUE
Field 14/45
The first line location address of the provider being identified. For providers with more than one physical location, this is the primary location. This address cannot include a Post Office box.
Provider Business Practice Location Address City Name: OAK FOREST
Field 15/45
The city name in the location address of the provider being identified.
Provider Business Practice Location Address State Name: IL
Field 16/45
The State code in the location of the provider being identified.
Provider Business Practice Location Address Postal Code: 604524000
Field 17/45
The postal ZIP or zone code in the location address of the provider being identified. NOTE: ZIP code plus 4-digit extension, if available.
Provider Business Practice Location Address Country Code If outside U S : US
Field 18/45
The country code in the location address of the provider being identified.
Provider Business Practice Location Address Telephone Number: 7086333400
Field 19/45
The telephone number associated with the location address of the provider being identified.
Provider Business Practice Location Address Fax Number: 7086333407
Field 20/45
The fax number associated with the location address of the provider being identified.
Authorized Official Last Name: COOKINHAM
Field 23/45
The last name of the person authorized to submit the NPI application or to change NPS data for a health care provider.
Authorized Official First Name: JOHN
Field 24/45
The first name of the authorized official.
Authorized Official Title or Position: CHIEF FINANCIAL OFFICER
Field 25/45
The title or position of the authorized official.
Authorized Official Telephone Number: 7086333479
Field 26/45
The 10-position telephone number of the authorized official.
Healthcare Provider Taxonomy Code 1: 282N00000X
Field 27/45
This field represents the provider's taxonomy code, which classifies their type, classification, and area of specialization. This code comes from the Healthcare Provider Taxonomy Code Set maintained by the National Uniform Claim Committee (NUCC). The NPS will associate these data with the license data for providers with Entity type code = 1.
Provider License Number 1: 0001743
Field 28/45
The license number issued to the provider being identified. The NPS can accommodate multiple license numbers for multiple specialties and for multiple States. The NPS will associate this data element with "provider taxonomy code".
Provider License Number State Code 1: IL
Field 29/45
The two-letter state code representing the U.S. state or territory that issued the provider's license. This field is linked to the Provider License Number field and identifies the jurisdiction where that license is valid. A provider may have multiple state codes if they hold licenses in more than one state.
Healthcare Provider Primary Taxonomy Switch 1: Y
Field 30/45
This field shows whether the related taxonomy code is the provider's primary specialty. It is a single-character value: "Y" indicates the taxonomy is the primary one, while "N" indicates it is not. Each provider record can have only one taxonomy code marked as primary.
Other Provider Identifier 1: =========001
Field 31/45
An additional identifier number for the provider, either current or previously used. This may include IDs issued by health plans, state agencies, or other organizations. The value is collected from the NPI application or update form.
Other Provider Identifier Type Code 1: 05
Field 32/45
A code that specifies the type of additional identifier associated with the provider, either current or past. Examples include UPIN (Universal Provider Identification Number), NSC (National Supplier Clearinghouse), OSCAR (CMS Certification Number), DEA (Drug Enforcement Administration number), state Medicaid ID, or a plan-specific PIN. The value is collected from the NPI application or update form.
Other Provider Identifier State 1: IL
Field 33/45
The two-letter state code representing the U.S. state or territory that issued the additional provider identifier. This links the Other Provider Identifier to the state where it is valid or was assigned.
Other Provider Identifier 2: 0048
Field 34/45
An additional identifier number for the provider, either current or previously used. This may include IDs issued by health plans, state agencies, or other organizations. The value is collected from the NPI application or update form.
Other Provider Identifier Type Code 2: 01
Field 35/45
A code that specifies the type of additional identifier associated with the provider, either current or past. Examples include UPIN (Universal Provider Identification Number), NSC (National Supplier Clearinghouse), OSCAR (CMS Certification Number), DEA (Drug Enforcement Administration number), state Medicaid ID, or a plan-specific PIN. The value is collected from the NPI application or update form.
Other Provider Identifier State 2: IL
Field 36/45
The two-letter state code representing the U.S. state or territory that issued the additional provider identifier. This links the Other Provider Identifier to the state where it is valid or was assigned.
Other Provider Identifier Issuer 2: ACUTE HOSPITAL, BCBS
Field 37/45
The name of the organization, agency, or health plan that assigned the additional provider identifier. This identifies who issued the number linked to Other Provider Identifier 1 (for example, a state Medicaid agency, Medicare, or a private insurance company).
Other Provider Identifier 3: 01617618
Field 38/45
An additional identifier number for the provider, either current or previously used. This may include IDs issued by health plans, state agencies, or other organizations. The value is collected from the NPI application or update form.
Other Provider Identifier Type Code 3: 01
Field 39/45
A code that specifies the type of additional identifier associated with the provider, either current or past. Examples include UPIN (Universal Provider Identification Number), NSC (National Supplier Clearinghouse), OSCAR (CMS Certification Number), DEA (Drug Enforcement Administration number), state Medicaid ID, or a plan-specific PIN. The value is collected from the NPI application or update form.
Other Provider Identifier State 3: IL
Field 40/45
The two-letter state code representing the U.S. state or territory that issued the additional provider identifier. This links the Other Provider Identifier to the state where it is valid or was assigned.
Other Provider Identifier Issuer 3: BCBS PHYSICIAN 1500
Field 41/45
The name of the organization, agency, or health plan that assigned the additional provider identifier. This identifies who issued the number linked to Other Provider Identifier 1 (for example, a state Medicaid agency, Medicare, or a private insurance company).
Is Organization Subpart: Y
Field 42/45
Indicates whether the provider is a subpart of a larger organization. This is a single-character code: "Y" means the entity is an organizational subpart, while "N" means it is not. Subparts typically include hospital departments, clinics, or other distinct units that fall under a parent organization.
Parent Organization LBN: COOK COUNTY
Field 43/45
The Legal Business Name (LBN) of the parent organization, if the provider is a subpart of a larger entity. This field identifies the official registered name of the parent company or organization under which the provider operates.
Parent Organization TIN: Not available
Field 44/45
The Taxpayer Identification Number (TIN) of the parent organization, provided when the provider is a subpart of a larger entity. This field identifies the federal tax ID used by the parent organization for official and billing purposes.
Authorized Official Name Prefix Text: MR.
Field 45/45
The prefix used in the name of the authorized official associated with the provider's NPI record. Examples include Mr., Ms., Mrs., Dr., or other common professional or personal prefixes.

Other Provider Identifiers 5

Legacy and payer-issued identifiers reported to the NPPES registry for this provider.

0048 Other
Identifier 1/5
State: IL · Issuer: Acute Hospital, Bcbs
Other: An additional provider identifier that does not correspond to any of the other defined identifier type categories.
140301 Medicare OSCAR/certification
Identifier 2/5
State: IL
Medicare OSCAR / Certification Number: Identifies an institutional provider of services (such as a hospital, nursing home, or home health agency) assigned by CMS regional offices or state survey-certification agencies.
01617618 Other
Identifier 3/5
State: IL · Issuer: Bcbs Physician 1500
Other: An additional provider identifier that does not correspond to any of the other defined identifier type categories.
=========001 Medicaid
Identifier 4/5
State: IL
Medicaid (State-specific): A provider identification number assigned by an individual state's Medicaid program, used for billing and enrollment within that state's Medicaid system.
814400 Medicare ID-Type Unspecified
Identifier 5/5
State: IL · Issuer: Medicare Physician
Medicare ID (Type Unspecified): A Medicare-issued provider identifier whose specific subtype or program context has not been designated.
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