Disclaimer: Certification by the American Board of Sleep Medicine does not in itself confer authority to practice medicine beyond the authority granted by a state that issues a license to practice medicine.
The American Board of Sleep Medicine throughout its history offered non-physicians, specifically PhDs, the opportunity to sit for its examination. Many PhD candidates over the years successfully passed the examination and received the designation "diplomate of the American Board of Sleep Medicine." This designation must not be interpreted to mean that the American Board of Sleep Medicine designation supersedes any state or federal law with regard to medical license requirements for the treatment of patients. Those who have successfully passed the exam MUST be careful not to practice medicine outside of their legal limits.
| Name | City | State | Specialty | Certified |
| Sabieli Kabeli, M.D. | Plattsburg | NY | Pulmonology | 4/14/2003 |
| Humayun M. Kabir, M.B.,B.S. | Jellico | TN | Pulmonology | 3/25/2004 |
| Saiful Kabir, M.D. | Anderson | IN | Pulmonology | 4/23/2001 |
| Aran Kadar, M.D., MPH, TM | Needham | MA | Pulmonology | 9/19/2006 |
| Gihan A. Kader, M.D. | Chesterfield | MO | Neurology | 4/24/1989 |
| Tareck Alec Kadrie, M.D. | Chattanooga | TN | Clinical Neurophysiology | 3/25/2004 |
| Thomas D. Kaelin Jr., D.O. | Summerville | SC | Pulmonology | 4/8/2002 |
| Abdallah Ibrahim Kafrouni, M.D. | Louisville | KY | Internal Medicine | 9/19/2006 |
| Vadim Kagramanov, M.D. | Grand Rapids | MI | Pulmonology | 9/20/2005 |
| Mohammad Waseem Kagzi, M.B., B.S. | Gurnee | IL | Internal Medicine | 3/22/2005 |
| Douglas M. Kahn, M.D. | Ridgewood | NJ | Pulmonology | 4/23/2001 |
| Mustafa Kahriman, M.D. | Shaker Heights | OH | Neurology, Clinical Neurophysiology | 3/22/2005 |
| P. Janardana Kaimal, M.D. | Lake Charles | LA | Pulmonology | 4/24/1995 |
| Rajdeep Singh Kakar, M.D., M.P.H. | Dallas | TX | Internal Medicine | 3/23/2005 |
| Rahul Kumar Kakkar, M.B., B.S. | West Bloomfield | MI | Pulmonology | 3/23/2005 |
| Thomas Stephen Kaleekal, M.D. | Roswell | NM | Internal Medicine | 9/20/2005 |
| Muhammad Asif Kaleem, M.B., B.S. | Gadsden | AL | Pulmonology | 9/20/2005 |
| Maninder Kalra, M.D. | Mason | OH | Pediatrics | 3/25/2004 |
| Jagjeet S. Kalra, M.B.,B.S. | Stockton | CA | Pulmonology | 4/14/2003 |
| Madhu T. Kalyan, M.B.,B.S. | Fayetterville | AR | Pulmonology | 3/25/2004 |
| Nader Kamangar, M.D. | Encino | CA | Pulmonology | 3/22/2005 |
| Richard J. Kanak, M.D. | Monterey | CA | Pulmonology | 4/28/1997 |
| Thomas G. Kandra, M.D. | Bangor | ME | Pulmonology | 4/23/2001 |
| Ghassan H. Kanj, M.D. | Morgantown | WV | Pulmonology | 4/23/2001 |
| Mouhamed Mouhannad Kannass, M.D. | Burbank | CA | Pulmonology | 9/20/2005 |
| Manish Kanjibhai Kapadia, M.B., B.S. | Port Charlotte | FL | Pulmonology | 3/23/2005 |
| Sheldon Kapen, M.D. | Detroit | MI | Neurology | 4/5/1978 |
| Joseph Kaplan, M.D. | Jacksonville | FL | Pulmonology | 6/16/1986 |
| Adolfo Enrique Kaplan, M.D. | Santa Fe | NM | Pulmonology | 4/8/2002 |
| Vishesh K. Kapur, M.D. | Seattle | WA | Pulmonology | 4/6/1998 |
| Ismet Karacan, M.D. | Houston | TX | Psychiatry | 4/5/1978 |
| Kishore M. Karamchandani, M.D. | Peoria | IL | Pulmonology | 4/17/2000 |
| Dean T. Karampelas, M.D. | Treasure Island | FL | Pulmonology | 4/17/2003 |
| Samy S. Karaz, M.D. | Fargo | ND | Psychiatry | 4/17/2000 |
| Peter Karczmar, M.D. | East Providence | RI | Pulmonology | 4/6/1998 |
| Anoop Karippot, M.D. | Louisville | KY | Psychiatry | 9/19/2006 |
| Nour Karzoun, M.D. | Fayetteville | TN | Pulmonology | 3/23/2005 |
| Muhammad Kashlan, M.D. | Bloomfield Hills | MI | Pulmonology | 4/17/2000 |
| Gauresh H. Kashyap, M.D. | Lansing | MI | Pulmonology | 4/6/1992 |
| Ravindra Kashyap, M.D. | Grand Blanc | MI | Pulmonology | 4/8/2002 |
| Ronald A. Kass, M.D. | Stockton | CA | Pulmonology | 4/14/2003 |
| Jonathan E. Kass, M.D. | Camden | NJ | Pulmonology | 4/6/1992 |
| Marc Steven Katchen, M.D. | Galesburg | IL | Neurology | 3/23/2005 |
| Barry L. Katchinoff, M.D. | Richmond | VA | Neurology | 4/29/1991 |
| Salim A. Kathawalla, M.D. | St. Louis Park | MN | Internal Medicine | 4/25/1994 |
| Srinivas Katragadda, M.D. | Sylvania | OH | Pulmonology | 4/8/2002 |
| Anup Katyal, M.B.,B.S. | Chesterfield | MO | Internal Medicine | 3/25/2004 |
| Eliot Samuel Katz, M.D. | Dover | MA | Pediatrics | 4/17/2003 |
| Daniel R. Katzenberg, M.D. | Woodside | CA | Neurology/Pediatrics | 4/17/2000 |
| Michael N. Katzoff, M.D. | Milwaukee | WI | Pulmonology | 4/24/1989 |
| Michael D. Kaufman, M.D. | Charlotte | NC | Neurology | 4/18/1988 |
| Jay Harris Kaufman, M.D. | Allentown | PA | Pulmonology | 4/8/2002 |
| Pratibha Kaul, M.D. | Syracuse | NY | Pulmonology | 4/17/2000 |
| Surendra Kaul, M.D. | Midland | MI | Neurology | 4/29/1991 |
| Neil B. Kavey, M.D. | New York | NY | Psychiatry | 3/4/1982 |
| Mark P. Kawalick, M.D. | New Britain | CT | Neurology | 4/28/1997 |
| Leonid Kayumov, Ph.D. | Toronto | ON | Neuroscience | 4/11/1999 |
| Robert A. Kearl, M.D. | Phoeniz | AZ | Pulmonology | 4/17/2000 |
| Sharon A. Keenan, Ph.D. | Palo Alto | CA | Psychology | 4/11/1999 |
| Lynn Mary Keenan, M.D. | Seattle | WA | Pulmonology | 3/25/2004 |
| Stanley Lynn Kellar, M.D. | North Little Rock | AR | Pulmonology | 3/23/2005 |
| Dennis Franklin Kellar, M.D. | Arlington Heights | IL | Internal Medicine | 9/20/2005 |
| Thomas Christopher Kelley, D.O. | Davis | CA | Pulmonology | 9/19/2006 |
| James S. Kelling, M.D. | Canton | OH | Pulmonology | 3/22/2005 |
| Kevin R. Kellogg, M.D. | Muskegon | MI | Neurology | 4/23/2001 |
| Jesse Blake Kellum, M.D. | Marion | OH | Neurology | 4/17/2003 |
| Tamsin L. Kelly, M.D. | La Jolla | CA | Internal Medicine | 4/25/1994 |
| K. Alan Kelts, M.D., Ph.D. | Rapid City | SD | Neurology | 4/23/1990 |
| Carlton Rudolph Kemp Jr., M.D. | Savannah | GA | Pulmonology | 3/22/2005 |
| Dawn M. Kennedy-Little, D.O. | Beach Haven Terrace | NJ | Pulmonology | 4/8/2002 |
| Ashley D. Kent, M.D. | Florence | SC | Neurology | 4/6/1992 |
| Harry G. Kerasidis, M.D. | Prince Frederick | MD | Neurology | 4/24/1995 |
| Richard D. Kern, M.D. | Evergreen Park | IL | Pulmonology | 4/23/1990 |
| Adil Keskin, M.D. | West Lafayette | IN | Pulmonology | 9/19/2006 |
| Roman Kesler, D.O. | Pensacola | FL | Neurology | 4/8/2002 |
| Hany Y. Khalil, M.D. | Perrysburg | OH | Pulmonology | 4/16/2003 |
| Asad U. Khan, M.D. | Bryn Mawr | PA | Pulmonology | 3/23/2005 |
| Mohammad Asghar Khan, M.D. | Niagara Falls | NY | Pulmonology | 3/22/2005 |
| Yusuf M. Khan, M.D. | Princeton | NJ | Pulmonology | 3/23/2005 |
| Atiya Sultana Khan, M.D. | Morgantown | WV | Neurology | 4/8/2002 |
| Saeed U. Khan, M.D. | Niskayuna | NY | Pulmonology | 4/17/2000 |
| Muhammad Khan, M.D. | Rochester Hills | MI | Neurology | 4/6/1998 |
| Atiq U. Khan, M.D. | Bossier City | LA | Neurology | 4/11/1999 |
| Iftikhar A. Khan, M.D. | Neurology | 4/23/2001 | ||
| Zaka Urrehman Khan, M.B., B.S. | Louisville | KY | Internal Medicine | 9/19/2006 |
| Sohail Khan, M.D. | St. Louis | MO | Internal Medicine | 9/20/2005 |
| Alamgir Ahmad Khan, M.B., B.S. | Elmont | NY | Pulmonology | 9/20/2005 |
| Iqbal Ahmad Khan, M.D. | Mountain Top | PA | Neurology | 9/20/2005 |
| Shahzad Ahmad Khan, M.B., B.S. | Columbia | MO | Neurology | 9/20/2005 |
| Anand Vardhan Khandelwal, M.D. | Medina | OH | Pulmonology | 4/17/2003 |
| Dheeraj Khanna, M.D. | East Northport | NY | Pulmonology | 9/20/2005 |
| Amit Khanna, M.D. | Coudersport | PA | Family Medicine | 9/19/2006 |
| Arash Kharestan, M.D. | Los Angeles | CA | Pulmonology | 3/23/2005 |
| Basheer Yousuf Khassawneh, M.D. | Pulmonology | 4/8/2002 | ||
| Imran T. Khawaja, M.D. | Chesapeake | VA | Pulmonology | 4/11/1999 |
| Rami Nicholas Khayat, M.D. | Powell | OH | Pulmonology | 3/25/2004 |
| Mohammad Khair Khedr, M.D. | Crowne Point | IN | Pulmonology | 9/19/2006 |
| Fahim M. Khorfan, M.D. | Grand Blanc | MI | Pulmonology | 4/8/2002 |
| Mohammad Reza Khoshnevis-Asl, M.D. | Baytown | TX | Pulmonology | 3/22/2005 |
| Seema Khosla, M.D. | Pulmonology | 9/20/2005 | ||
| Joseph B. Khoury, M.D. | Lynchburg | VA | Pulmonology | 4/17/2000 |
| Andrei Nicholas Khramtsov, M.D. | Kensington | MD | Internal Medicine | 4/8/2002 |
| Atul Khullar, M.D. | Toronto | Ontario | Psychiatry | 9/20/2005 |
| Sandhya Khurana, M.D. | Manlius | NY | Pulmonology | 3/25/2004 |
| Anil Khurana, M.D. | Lake Forest | IL | Pulmonology | 4/23/2001 |
| Abid Khurshid, M.D. | Maywood | IL | Pulmonology | 4/11/1999 |
| Munawwer Khurshid, M.D. | Jasper | TX | Neurology | 3/25/2004 |
| Rudolf Khusid, M.D. | Holland | PA | Pulmonology | 4/14/2003 |
| Dina B. KiaNoury, M.D. | Mclean | VA | Pulmonology | 3/23/2005 |
| Anton Issa Kidess, M.B.,B.S. | Eau Claire | WI | Pulmonology | 4/17/2003 |
| Catherine Kier, M.D. | West Islip | NY | Pediatrics | 3/23/2005 |
| Yemiserach Kifle, M.D. | Seattle | WA | Pulmonology | 3/25/2004 |
| Hussein Kiliddar, M.B., Ch.B. | Philadelphia | PA | Internal Medicine | 3/23/2005 |
| Thomas M. Kilkenny, M.D. | Staten Island | NY | Internal Medicine | 4/6/1998 |
| Helen H. Kim, M.D. | East Hills | NY | Pulmonology | 4/6/1998 |
| James Jong Kim, M.D. | Shreveport | LA | Neurology | 4/28/1997 |
| John S. Kim, M.D. | Powell | OH | Pulmonology | 4/16/2003 |
| Victor Kim, M.D. | Narbeth | PA | Pulmonology | 9/20/2005 |
| Brian S. Kim, M.D. | Springfield | MO | Pulmonology | 9/20/2005 |
| Eugene Jaewook Kim, M.D. | Modesto | CA | Pulmonology | 9/20/2005 |
| Earl D. King, M.D. | Philadelphia | PA | Pulmonology | 4/28/1997 |
| Dennis K. King, M.D. | Melbourne | FL | Pulmonology | 4/19/1993 |
| Mario T. Kinsella, M.D. | Pittsburgh | PA | Pulmonology | 4/22/1996 |
| Joanne C. Kirby, M.D. | Chicago | IL | Pulmonology | 4/25/1994 |
| Vernon H. Kirk, M.D. | Chesapeake | VA | Clinical Neurology | 4/11/1999 |
| Carl M. Kirsch, M.D. | San Jose | CA | Pulmonology | 4/28/1997 |
| Douglas Benjamin Kirsch, M.D. | Ann Arbor | MI | Neurology | 3/22/2005 |
| Steven H. Kirtland, M.D. | Seattle | WA | Pulmonology | 4/24/1995 |
| Kevin W. Kist, M.D. | Williamsport | PA | Pulmonology | 4/8/2002 |
| David Asher Klapper, M.D. | Miami Beach | FL | Neurology | 9/19/2006 |
| David Klein, M.D. | Denver | CO | Pulmonology | 4/8/2002 |
| Pavel Klein, M.D. | Washington | DC | Neurology | 4/17/2000 |
| Kevin M. Klein, M.D. | Shelby | NC | Neurology | 4/23/2001 |
| Lewis R. Kline, M.D. | Pittsburgh | PA | Pulmonology | 4/23/1990 |
| Lawrence E. Kline, D.O. | La Jolla | CA | Pulmonology | 4/6/1992 |
| Neil Steven Kline, D.O. | Lancaster | PA | Internal Medicine | 9/21/2005 |
| Mary E. Klink, M.D. | Madison | WI | Pulmonology | 4/6/1992 |
| William S. Klipper, M.D. | Richland | WA | Pulmonology | 4/8/2002 |
| Timothy Floyd Knebel, Ph.D., RPSGT | Hampton | VA | Psychology | 9/19/2006 |
| Lawrence W. Kneisley, M.D. | Torrance | CA | Neurology | 3/25/1983 |
| James Lee Knepler Jr., M.D. | Indianapolis | IN | Pulmonology | 3/25/2004 |
| Herbert Knight, M.D. | New Haven | CT | Pulmonology | 4/28/1997 |
| Arthur R. Knodel, M.D. | Tacoma | WA | Pulmonology | 4/11/1999 |
| Paul D. Knowles, M.D. | Chattanooga | TN | Neurology/Pediatrics | 4/28/1997 |
| Shelley R. Knowles, M.D. | Rochester | MI | Neurology | 4/17/2000 |
| Kenneth S. Knox, M.D. | Carmel | IN | Pulmonology | 4/8/2002 |
| Anita Genny Ko, M.D. | Malvern | PA | Pulmonology | 9/19/2006 |
| Brijinder S. Kochhar, M.D. | Weirton | WV | Pulmonology | 4/17/2000 |
| Gary August Koenig, M.D. | Omaha | NE | Pulmonology | 4/8/2002 |
| Steven M. Koenig, M.D. | Charlottesville | VA | Pulmonology | 4/24/1995 |
| Howard B. Koffler, M.D. | Ambler | PA | Pulmonology | 4/14/2003 |
| Inna Kogan, M.D. | Pulmonology | 4/23/2001 | ||
| David W. Koh, M.D. | Bloomington | IL | Pulmonology | 4/11/1999 |
| Han Suk Koh, M.D. | Waverly | NY | Neurology | 3/25/2004 |
| James M. (Jack) Kohan, M.D. | New Hartford | NY | Pulmonology | 4/6/1992 |
| William C. Kohler, M.D. | Spring Hill | FL | Neurology | 4/24/1989 |
| Michael H. Kohrman, M.D. | Chicago | IL | Neurology/Pediatrics | 4/29/1991 |
| Christos Kokkoris, M.D. | Athens | Greece | Neurology | 4/5/1978 |
| Bernice Mary Kolb, M.D. | Buffalo | MN | Internal Medicine | 9/21/2005 |
| Charles M. Koliner, M.D. | Pittsburgh | PA | Pulmonology | 4/23/1990 |
| Sudarshan Kumar Komanapalli, M.D. | Danville | IL | Pulmonology | 4/17/2003 |
| Andrew S. Korcek, M.D. | Chicago | IL | Pulmonology | 3/23/2005 |
| Robert M. Kosinski, M.D. | Long Branch | NJ | Pulmonology | 4/25/1994 |
| Brian D. Kossak, M.D. | Bedford | NH | Pediatric Neurology | 4/19/1993 |
| Sara Rachael Kossuth, D.O. | Los Angeles | CA | Pulmonology | 9/19/2006 |
| Prakash Kotagal, M.D. | Cleveland | OH | Pediatric Neurology | 4/23/1990 |
| Suresh Kotagal, M.D. | Rochester | MN | Neurology | 4/22/1996 |
| Arthur Kotch, M.D. | Danbury | CT | Pulmonology | 4/24/1995 |
| Sanjeev V. Kothare, M.D. | Shrewsbury | MA | Clinical Neurophysiology | 4/17/2000 |
| Neelima Kothari, M.D. | Marietta | GA | Pulmonology | 9/19/2006 |
| Ronald L. Kotler, M.D. | Philadelphia | PA | Pulmonology | 4/11/1999 |
| David Widiah Koury, M.D. | Lithia Springs | GA | Neurology | 3/22/2005 |
| James P. Kowall, M.D. | Coos Bay | OR | Neurology | 4/24/1989 |
| Robert A. Kowatch, M.D. | Dallas | TX | Psychiatry | 4/18/1988 |
| Emad Adnan Kowatli, M.D. | Logan | WV | Pulmonology | 3/25/2004 |
| Samuel L. Krachman, D.O. | Philadelphia | PA | Pulmonology | 4/19/1993 |
| Lois E. Krahn, M.D. | Rochester | MN | Psychiatry | 4/28/1997 |
| James P. Krainson, M.D. | Miami | FL | Pulmonology | 4/14/2003 |
| Barry J. Krakow, M.D. | Albuquerque | NM | Internal Medicine | 4/25/1994 |
| Jerrold A. Kram, M.D. | Oakland | CA | Pulmonology | 4/24/1989 |
| Naomi R. Kramer, M.D. | Providence | RI | Pulmonology | 4/24/1995 |
| Milton Kramer, M.D. | Chicago | IL | Psychiatry | 4/24/1989 |
| Ronald E. Kramer, M.D. | Englewood | CO | Neurology | 4/24/1989 |
| Arthur J. Kranz, M.D. | Bedford | TX | Psychiatry | 4/6/1992 |
| Howard M. Kravitz, D.O. | Chicago | IL | Psychiatry | 3/30/1985 |
| Richard Mark Kravitz, M.D. | Durham | NC | Pediatric Pulmonology | 3/23/2005 |
| Hicham Khalil Krayem, M.D. | Seaford | DE | Pulmonology | 9/19/2006 |
| John Paul Krcmarik, M.D. | Traverse City | MI | Pulmonology | 3/22/2005 |
| Stephen M. Kreitzer, M.D. | Tampa | FL | Pulmonology | 4/8/2002 |
| Suzanne Boyer Krell, M.D. | Pulmonology | 3/23/2005 | ||
| Ted Michael Kremer, M.D. | Holden | MA | Pediatrics | 9/21/2005 |
| Martina L. Kreutzer, M.D. | Palo Alto | CA | Pulmonology | 4/14/2003 |
| Ana C. Krieger, M.D. | New York | NY | Internal Medicine | 4/17/2000 |
| Siriwan Kriengkrairut, M.D. | Bismarck | ND | Pediatric Neurology | 4/23/2001 |
| Samavedam Ananta Krishna, M.D. | Mount Vernon | OH | Internal Medicine | 4/15/2003 |
| Jyoti Krishna, M.D. | Louisville | KY | Pediatrics | 3/25/2004 |
| Raghavendra Krishnamurthy, M.B., B.S. | Las Vegas | NV | Pulmonology | 3/22/2005 |
| Narayan Krishnamurthy, M.D. | Tuscaloosa | AL | Pulmonology | 3/25/2004 |
| Vidya Krishnan, M.D. | Baltimore | MD | Internal Medicine | 9/21/2005 |
| Jan Kriska, M.D. | Mt Airy | NC | Internal Medicine | 3/25/2004 |
| David A. Kristo, M.D. | Washington | DC | Pulmonology | 4/23/2001 |
| Donald Mark Kroe, M.D. | Sierra Madre | CA | Pulmonology | 3/25/2004 |
| Roman Krol, M.D. | Cherry Hill | NJ | Pulmonology | 9/19/2006 |
| John B. Krueger, M.D. | Sandy | UT | Pulmonology | 4/11/1999 |
| Bruce R. Krueger, M.D. | Rochester | MN | Neurology | 6/16/1986 |
| Gregory S. Krulin, M.D. | Little Rock | AR | Psychiatry | 4/22/1996 |
| Meir Kryger, M.D. | Winnipeg | MB | Pulmonology | 4/28/1997 |
| Andrew D. Krystal, M.D. | Durham | NC | Psychiatry, Clinical Neurology | 4/11/1999 |
| Eiad Kseibi, M.D. | Troy | MI | Internal Medicine | 3/23/2005 |
| Chankanok Kuagoolwongse, M.D. | Maung | Nonthaburi | Pulmonology | 4/23/2001 |
| Steven M. Kubas, M.D. | Austin | MN | Psychiatry | 4/15/2003 |
| Sarat B. Kuchipudi, M.D. | Lima | OH | Pulmonology | 4/6/1998 |
| John J. Kudlak, D.O. | Greenville | SC | Pulmonology | 9/21/2005 |
| Siobhan Kuhar, M.D., Ph.D. | Albany | NY | Otolaryngology | 9/19/2006 |
| David Charles Kuhlmann, M.D. | Sedalia | MO | Neurology | 9/19/2006 |
| David S. Kukafka, M.D. | Fort Collins | CO | Pulmonology | 9/19/2006 |
| Sandhya Rani Kumar, M.B.,B.S. | Kernersville | NC | Neurology | 3/25/2004 |
| Jayachandra P. Kumar, M.D. | Brooksville | FL | Pulmonology | 4/17/2000 |
| Ravindra R. Kumar, M.B., B.S. | Merced | CA | Pulmonology | 3/22/2005 |
| Sunita Kumar, M.D. | Vernon Hills | IL | Pulmonology | 3/25/2004 |
| Samuel T. Kuna, M.D. | Philadelphia | PA | Pulmonology | 4/6/1998 |
| Tracy F. Kuo, Ph.D. | Stanford | CA | Clinical Psychology | 4/16/2003 |
| Sharmeela Kuperan, M.D. | Orchard Park | NY | Neurology | 9/21/2005 |
| David J. Kupfer, M.D. | Pittsburgh | PA | Psychiatry | 4/5/1978 |
| Shahrukh, A. Kureishy, M.D. | Decatur | IL | Pulmonology | 4/17/2000 |
| Clete Kushida, M.D. | Stanford | CA | Neurology | 4/22/1996 |
| Janet L. Kusler, M.D. | British Columbia | BC | Psychiatry | 4/6/1992 |
| Kheder Kutmah, M.D. | Louisville | KY | Internal Medicine | 9/21/2005 |
| Sunye Kwack, M.D. | Internal Medicine | 4/16/2003 | ||
| Joseph A. Kwentus, M.D. | Centerville | OH | Psychiatry | 6/16/1986 |
| Andreas Kyprianou, M.D. | Scottsdale | AZ | Pulmonology | 9/21/2005 |
