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November 13, 2012 17:38 ET | Source: Graymark Healthcare, Inc.

CORRECTION -- Oklahoma Health Partners Makes Equity Investment in Graymark Healthcare

OKLAHOMA CITY, Nov. 13, 2012 (GLOBE NEWSWIRE) -- In a press release issued today by Graymark Healthcare, Inc. (OTCBB:GRMH) under the same headline, please note that Oklahoma Health Partners (OHP),...
November 13, 2012 16:49 ET | Source: Graymark Healthcare, Inc.

Graymark Healthcare Reports Third Quarter 2012 Financial Results

OKLAHOMA CITY, Nov. 13, 2012 (GLOBE NEWSWIRE) -- Graymark Healthcare, Inc. (OTCQB:GRMH), the nation's second largest provider of diagnostic sleep services and an innovator in comprehensive care for...
November 13, 2012 10:09 ET | Source: Graymark Healthcare, Inc.

Oklahoma Health Partners Makes Equity Investment in Graymark Healthcare

OKLAHOMA CITY, Nov. 13, 2012 (GLOBE NEWSWIRE) -- Graymark Healthcare, Inc. (OTCBB:GRMH), the nation's second largest provider of diagnostic sleep services and an innovator in comprehensive care for...
November 08, 2012 16:00 ET | Source: Graymark Healthcare, Inc.

Graymark Healthcare to Host Third Quarter 2012 Conference Call on November 13, 2012 at 4:30 p.m. EST

OKLAHOMA CITY, Nov. 8, 2012 (GLOBE NEWSWIRE) -- Graymark Healthcare, Inc. (OTC Markets: GRMH), the nation's second largest provider of diagnostic sleep services and an innovator in comprehensive care...
August 09, 2012 12:06 ET | Source: Graymark Healthcare, Inc.

Graymark Healthcare to Host Second Quarter 2012 Conference Call on August 14, 2012 at 10:00 a.m. EDT

OKLAHOMA CITY, Aug. 9, 2012 (GLOBE NEWSWIRE) -- Graymark Healthcare, Inc. (Nasdaq:GRMH), the nation's second largest provider of diagnostic sleep services and an innovator in comprehensive care for...
November 18, 2009 16:05 ET | Source: Graymark Healthcare, Inc.

Graymark Healthcare Reports Third Quarter 2009 Results

OKLAHOMA CITY, Nov. 18, 2009 (GLOBE NEWSWIRE) -- Graymark Healthcare Inc. (Nasdaq:GRMH) today announced results for the third quarter ended September 30, 2009. For the third quarter of 2009...
October 14, 2009 18:14 ET | Source: Graymark Healthcare, Inc.

Graymark Healthcare Announces Partnership With Oklahoma Heart Hospital in Edmond Based State of the Art Sleep Diagnostic Center

OKLAHOMA CITY, Oct. 14, 2009 (GLOBE NEWSWIRE) -- Graymark Healthcare (Nasdaq:GRMH) today announced that through its wholly-owned subsidiary, Nocturna Sleep Centers, it has entered into a partnership...
September 16, 2009 07:00 ET | Source: Graymark Healthcare, Inc.

Graymark Healthcare Becomes Second-Largest U.S. Sleep Diagnostic and Treatment Company

OKLAHOMA CITY, Sept. 16, 2009 (GLOBE NEWSWIRE) -- Graymark Healthcare, Inc. (Nasdaq:GRMH) today announced the acquisition of Avastra Eastern Sleep Centers, Inc. from Avastra USA, a division of Avastra...
August 25, 2009 07:00 ET | Source: Graymark Healthcare, Inc.

Graymark Healthcare Acquires somniCare and somniTech

OKLAHOMA CITY, Aug. 25, 2009 (GLOBE NEWSWIRE) -- Graymark Healthcare Inc. (Nasdaq:GRMH) today announced the acquisition of somniCare, Inc. and somniTech, Inc. (collectively, "Somni") from Avastra USA,...
August 21, 2009 16:58 ET | Source: Graymark Healthcare, Inc.

Graymark Healthcare Reports Second Quarter 2009 Earnings

OKLAHOMA CITY, Aug. 21, 2009 (GLOBE NEWSWIRE) -- Graymark Healthcare Inc. (Nasdaq:GRMH) today announced results for the second quarter ended June 30, 2009. Net revenue for the second quarter of 2009...

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