As filed with the Securities and Exchange Commission on April 1, 2016

File No. 001-37550

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

Amendment No. 6

to

Form 10

GENERAL FORM FOR REGISTRATION OF SECURITIES

PURSUANT TO SECTION 12(b) OR 12(g) OF

THE SECURITIES EXCHANGE ACT OF 1934

QUORUM HEALTH CORPORATION

(Exact name of registrant as specified in its charter)

615-465-7000

(Registrant’s telephone number, including area code)

Copies to:

Leigh Walton

Jay H. Knight

Bass, Berry & Sims PLC

150 Third Avenue South, Suite 2800

Nashville, Tennessee 37201

(615) 742-6200

Securities to be registered pursuant to Section 12(b) of the Act:

Securities to be registered pursuant to Section 12(g) of the Act: None.

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company. See the definitions of “large accelerated filer,” “accelerated filer” and “smaller reporting company” in Rule 12b-2 of the Exchange Act. (Check one):

INFORMATION REQUIRED IN REGISTRATION STATEMENT

CROSS-REFERENCE SHEET BETWEEN INFORMATION STATEMENT AND ITEMS OF FORM 10

The information required by this item is contained under the sections “Information Statement Summary,” “Risk Factors,” “Cautionary Statement Concerning Forward-Looking Statements,” “Unaudited Pro Forma Condensed Combined Financial Statements,” “Business,” “Management’s Discussion and Analysis of Financial Condition and Results of Operations,” “Management,” “Executive Compensation” and “Certain Relationships and Related Party Transactions” of the Information Statement filed as Exhibit 99.1 to this Form 10 (the “Information Statement”). Those sections are incorporated herein by reference.

The information required by this item is contained under the section “Risk Factors” of the Information Statement. That section is incorporated herein by reference.

The information required by this item is contained under the sections “Summary Historical and Pro Forma Condensed Combined Financial Data,” “Capitalization,” “Selected Historical Combined Financial Data,” “Unaudited Pro Forma Condensed Combined Financial Statements” and “Management’s Discussion and Analysis of Financial Condition and Results of Operations” of the Information Statement. Those sections are incorporated herein by reference.

The information required by this item is contained under the section “Business—Properties” of the Information Statement. That section is incorporated herein by reference.

The information required by this item is contained under the section “Security Ownership of Certain Beneficial Owners and Management” of the Information Statement. That section is incorporated herein by reference.

The information required by this item is contained under the section “Management” of the Information Statement. That section is incorporated herein by reference.

The information required by this item is contained under the sections “Management” and “Executive Compensation” of the Information Statement. Those sections are incorporated herein by reference.

The information required by this item is contained under the sections “Management,” “Executive Compensation” and “Certain Relationships and Related Party Transactions” of the Information Statement. Those sections are incorporated herein by reference.

The information required by this item is contained under the section “Business—Legal Proceedings” of the Information Statement. That section is incorporated herein by reference.

The information required by this item is contained under the sections “Risk Factors—Risks Related to Our Common Stock,” “The Separation and Distribution,” “Dividend Policy,” “Executive Compensation” and “Description of Capital Stock” of the Information Statement. Those sections are incorporated herein by reference.

The information required by this item is contained under the sections “Description of Financing and Material Indebtedness” and “Description of Capital Stock—Recent Sales of Unregistered Securities” of the Information Statement. Those sections are incorporated herein by reference.

The information required by this item is contained under the sections “Risk Factors—Risks Related to Our Common Stock,” “Dividend Policy” and “Description of Capital Stock” of the Information Statement. Those sections are incorporated herein by reference.

The information required by this item is contained under the sections “Certain Relationships and Related Party Transactions—Agreements with CHS Related to the Spin-Off—Separation and Distribution Agreement—Indemnification” and “Description of Capital Stock—Limitations on Directors’ Liability and Indemnification” of the Information Statement. Those sections are incorporated herein by reference.

The information required by this item is contained under the sections “Selected Historical Combined Financial Data,” “Unaudited Pro Forma Condensed Combined Financial Statements,” “Management’s Discussion and Analysis of Financial Condition and Results of Operations,” “Description of Capital Stock,” and “Index to Financial Statements” and the statements referenced therein of the Information Statement. Those sections are incorporated herein by reference.

None.

The information required by this item is contained under the section “Index to Financial Statements” beginning on page F-1 of the Information Statement. That section is incorporated herein by reference.

See below.

The following documents are filed as exhibits hereto:

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SIGNATURES

Pursuant to the requirements of Section 12 of the Securities Exchange Act of 1934, the registrant has duly caused this registration statement to be signed on its behalf by the undersigned, thereunto duly authorized.

Date: April 1, 2016

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