| Chapter | Charter date and range | Institution | Location | Status | |
| Alpha | – 19xx ? | West Pennsylvania Medical College | Pittsburgh, Pennsylvania | Inactive | |
| Beta | 1898–1945 | University of Michigan | Ann Arbor, Michigan | Inactive | |
| Gamma | 1900–1905 | Starling-Ohio Medical College | Columbus, Ohio | Inactive | |
| Delta | 1901–19xx ? | University of Chicago | Chicago, Illinois | Inactive | |
| Epsilon | 1901–1908 | McGill University | Montreal, Quebec, Canada | Inactive | |
| Zeta | 1901–19xx ? | Baltimore College of Physicians and Surgeons | Baltimore, Maryland | Inactive | |
| Eta | 1902–19xx ? | Jefferson Medical College | Philadelphia, Pennsylvania | Inactive | |
| Theta | 1902–19xx ? | Northwestern University | Chicago, Illinois | Inactive | |
| Iota | 1902–19xx ? | University of Illinois Chicago | Chicago, Illinois | Inactive | |
| Kappa | 1903–19xx ? | Detroit College of Medicine | Detroit, Michigan | Inactive | |
| Lambda | 1903–19xx ? | Saint Louis University | St. Louis, Missouri | Inactive | |
| Mu | 1903–19xx ? | Washington University in St. Louis | St. Louis County, Missouri | Inactive | |
| Nu | 1904–1913 | Kansas City University | Kansas City, Kansas | Inactive | |
| Xi | 1904–19xx ? | University of Minnesota | Minneapolis, Minnesota | Inactive | |
| Omicron | 1905–1925 | Indiana University | Indianapolis, Indiana | Consolidated | |
| Pi | 1905–19xx ? | University of Iowa | Iowa City, Iowa | Inactive | |
| Rho | 1906–1944 | Vanderbilt University | Nashville, Tennessee | Inactive | |
| Sigma | 1906–1920 ? | Medical College of Alabama | Mobile, Alabama | Inactive | |
| Tau | 1906–19xx ? | University of Missouri | Columbia, Missouri | Inactive | |
| Upsilon | 1906–1911 | Western Reserve University | Cleveland, Ohio | Inactive | |
| Phi | 1906–1913 | University College of Medicine | Richmond, Virginia | Consolidated | |
| Chi | 1906–1934 | Georgetown University | Washington, D.C. | Inactive | |
| Psi | 1906–1913 | Medical College of Virginia | Richmond, Virginia | Consolidated | |
| Omega | 1906–1912 | Cooper Medical College | Stanford, California | Inactive | |
| Alpha Alpha | 1907–19xx ? | Creighton Medical College | Omaha, Nebraska | Inactive | |
| Alpha Beta | 1907–1929 | Tulane University | New Orleans, Louisiana | Inactive | |
| Alpha Gamma | 1907–1918 | Syracuse University | Syracuse, New York | Inactive | |
| Alpha Delta | 1907–1918 | Medico-Chirurgical College | Philadelphia, Pennsylvania | Inactive | |
| Alpha Epsilon | 1907–1942 | Marquette University | Milwaukee, Wisconsin | Inactive | |
| Alpha Zeta | 1908–1925 | Indiana University Bloomington | Bloomington, Indiana | Consolidated | |
| Alpha Eta | 1909–19xx ? | University of Virginia | Charlottesville, Virginia | Inactive | |
| Alpha Theta | 1909–1913 | University of Pennsylvania | Philadelphia, Pennsylvania | Inactive | |
| Alpha Iota | 1910–1962 | University of Kansas | Lawrence, Kansas | Inactive | |
| Alpha Kappa | 1910 | University of Texas Medical Branch | Galveston, Texas | Active | |
| Alpha Lambda | 1912–19xx ? | University of Oklahoma College of Medicine | Oklahoma City, Oklahoma | Inactive | |
| Alpha Mu | 1913–19xx ? | University of Louisville School of Medicine | Louisville, Kentucky | Inactive | |
| Alpha Nu | 1913–19xx ? | University of Utah | Salt Lake City, Utah | Inactive | |
| Alpha Xi | 1913–19xx ? | Harvard University | Cambridge, Massachusetts | Inactive | |
| Alpha Omicron | 1913–19xx ? | Johns Hopkins University | Baltimore, Maryland | Inactive | |
| Phi Psi | 1913- | Medical College of Virginia | Richmond, Virginia | Inactive | |
| Alpha Pi | 1915–1953, 1960–1962 | University of Wisconsin | Madison, Wisconsin | Inactive | |
| Alpha Rho | 1916–1918 | Oakland Medical College | Oakland, California | Inactive | |
| Alpha Sigma | 1919–19xx ? | University of Pennsylvania | Philadelphia, Pennsylvania | Inactive | |
| Alpha Tau | 1919–1936 | University of California, Berkeley | Berkeley, California | Inactive | |
| Alpha Upsilon | –1962 | University of Kansas | Rosedale, Kansas | Inactive | |
| Alpha Phi | – 19xx ? | Baylor University | Waco, Texas | Inactive | |
| Alpha Chi | –19xx ? | University of Colorado | | Inactive | |
| Alpha Psi | – 1939 | University of Nebraska | Omaha, Nebraska | Inactive | |
| Alpha Omega | – 19xx ? | Loyola University | Chicago, Illinois | Inactive | |
| Beta Alpha | 1922–19xx ? | West Virginia University | Morgantown, West Virginia | Inactive | |
| Beta Beta | 1923–1934 | Emory University | Atlanta, Georgia | Inactive | |
| Omicron Alpha Zeta | 1925–19xx ? | Indiana University School of Medicine | Indianapolis, Indiana | Inactive | |
| Beta Gamma | 1928–19xx ? | University of Tennessee | Knoxville, Tennessee | Inactive | |
| Beta Delta | 1930–1938 | University of Southern California | Los Angeles, California | Inactive | |
| Beta Epsilon | 1931–1938 | Duke University | Durham, North Carolina | Inactive | |
| Beta Zeta | 1933–19xx ? | Louisiana State University | Baton Rouge, Louisiana | Inactive | |
| Beta Eta | 1934–19xx ? | Temple University | Philadelphia, Pennsylvania | Inactive | |
| Beta Theta | 1938–19xx ? | University of Arkansas | Fayetteville, Arkansas | Inactive | |
| Beta Iota | 1947–1953 | University of Washington | Seattle, Washington | Inactive | |
| Beta Kappa | 1947–19xx ? | Hahnemann Medical College | Philadelphia, Pennsylvania | Inactive | |
| Beta Lambda | 1948–19xx ? | University of North Dakota | Grand Forks, North Dakota | Inactive | |
| Beta Mu | 1950–1954 | Chicago Medical School | North Chicago, Illinois | Inactive | |
| Beta Nu | 1955–19xx ? | University of Oregon | Eugene, Oregon | Inactive | |
| Beta Xi | 1955–19xx ? | University of Miami | Coral Gables, Florida | Inactive | |