Meet Our Providers

Ian Alexander, MD

Otolaryngologist

Ian Alexander, MD of Otolaryngology, is one of the top sinus surgeons in the country and a leading authority on sinus dilation.

Byron Erstine, DO

Otolaryngologist

Byron Erstine, DO of Otolaryngology, is the National Sinus Institute’s surgeon serving patients in Southwest New Mexico.

Gregg Schmedes, MD

Otolaryngologist

Gregg Schmedes, MD of Otolaryngology, is the National Sinus Institute’s surgeon serving our Albuquerque & Rio Rancho patients.

Paul Reder, MD

Otolaryngologist

Paul Reder, MD of Otolaryngology, is the National Sinus Institute’s surgeon serving our Texas patients.

Matt Hinsley, MD

Otolaryngologist

Dr. Matt Hinsley, is an Ear, Nose and Throat Surgeon for National Sinus Institute. He treats our patients in Northern New Mexico.

Pete Shepard, MD

Otolaryngologist

Dr. Pete Shepard, is an Ear, Nose and Throat Surgeon for National Sinus Institute. He treats our patients in Northern New Mexico.

Steven Harris, PA-C

Chief Clinical Officer

Steven Harris, MHS PA-C, is the Chief Clinical Officer for the National Sinus Institute and sees patients in our clinics as a Physician Assistant.

Seema Sabu, PA-C

Physician Assistant

Seema Sabu, PA-C cares for our patients in our Albuquerque & Rio Rancho clinics.

Stephen Janway, CNP

Certified Nurse Practitioner

Stephen Janway, CNP, is a family nurse practitioner that cares for our patients in our Roswell & Hobbs, NM clinics.

Wesley Gilmore, PA-C

Physician Assistant

Wesley Gilmore, PA-C, cares for our patients in our Las Cruces clinic.

Meaghan Koch, CNP

Certified Nurse Practitioner

Meaghan Koch, CNP, is a family nurse practitioner that cares for our patients in our Hondo, TX clinic.

Nichole Graeber, CNP

Certified Nurse Practitioner

Nichole Graeber, CNP, is a family nurse practitioner that cares for our patients in our San Antonio, TX clinic.

Tanya Gallegos, CNP

Certified Nurse Practitioner

Tanya Gallegos, CNP, is a family nurse practitioner that cares for our patients in our Espanola & Los Alamos, NM clinics.

Alison Henderson, PA-C

Physician Assistant

Alison Henderson, PA-C cares for our patients in our Silver City, NM clinic.

DeAnn Nelson, CNP

Certified Nurse Practitioner

DeAnn Nelson, CNP, is a family nurse practitioner that cares for our patients in our Gallup, NM clinic.

Leslie Heggen , PA-C

Physician Assistant

Leslie Heggen, PA-C cares for our patients in our Albuquerque & Rio Rancho, NM clinics.

Emily Kahle, PA-C

Physician Assistant

Emily Kahle, PA-C cares for our patients in our Taos, Los Alamos, and Las Vegas, NM clinics.

Ashley Patrick, CNP

Certified Nurse Practitioner

Ashely Patrick, CNP, is a family nurse practitioner that cares for our patients in Texas locations.

Lisa Pulsipher, Au.D.

Audiologist

Lisa Pulsipher, Au.D., cares for our patients in our Albuquerque & Rio Rancho clinics.