John D. Casler practices Otolaryngology (ENT). He went to medical school at George Washington University School of Medicine. George Washington University School of Medicine is ranked 67 in research and 0 in primary care medicine He over the years received 2 awards: "Fellow (FAAO-HNS)" and "Fellow (FACS)". John Casler is also a published MD. He has 35 paper published. The most recent paper is: Repair of a high-output chylous fistula with a free fat graft. He accepts Medicare.
 New York Presbyterian Hospital -  Columbia Campus
 New York Presbyterian Hospital -  Columbia Campus George Washington University School of Medicine
 George Washington University School of Medicine Mayo Clinic - Jacksonville, Florida
Mayo Clinic - Jacksonville, Florida| NPI NUMBER | 1730183096 | |
| NPPES Provider LastName | CASLER | |
| NPPES Provider FirstName | JOHN | |
| NPPES Provider ZIPCode | 322241865 | |
| NPPES Provider State | FL | |
| Specialty Description | Otolaryngology | |
| Total Claim Count | 224.0 | |
| Distinct Opioid Count | 1.0 | |
| Opioid Claim Count | 137.0 | |
| Percent Opioid Claims | 61.16 | 
| National Provider Identifier [NPI] | 1730183096 | 
| Last Name Of The Provider | CASLER | 
| First Name Of The Provider | JOHN | 
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