There are 38 Endocrinology clinicians in Portland, OR in Medicare’s data, ranked by the number of Medicare services they provide.
Endocrinology clinicians in Portland
| Clinician | Experience | Telehealth | Medicare patients | Assignment |
|---|---|---|---|---|
| James Neifing, MD | 40 yrs | Yes | 443 | Accepts |
| Richard Bergstrom, MD | 43 yrs | Yes | 317 | Accepts |
| Scott Grady, MD | 30 yrs | Yes | 350 | Accepts |
| Radhika Chugh, M.D. | 14 yrs | Yes | 211 | Accepts |
| Roula Zahr, M.D. | 20 yrs | Yes | 927 | Accepts |
| Patricia Burford, MD | 39 yrs | Yes | 547 | Accepts |
| Stephen Mitchell, DO | 23 yrs | Yes | 246 | Accepts |
| Schola Nwachukwu, M.D | 21 yrs | — | 213 | Accepts |
| Sarah Hopkins, M.D. | 15 yrs | Yes | 182 | Accepts |
| Chaim Vanek, M.D. | 27 yrs | Yes | 473 | Accepts |
| Bethany Klopfenstein, MD | 27 yrs | Yes | 181 | Accepts |
| Winnie Liu, MD | 13 yrs | Yes | 456 | Accepts |
| Paul Duell, MD | 43 yrs | Yes | 189 | Accepts |
| Gerald Youker, MD | 55 yrs | — | 117 | Accepts |
| Latha Radhakrishnan, MD | 31 yrs | Yes | 157 | Accepts |
| Olga Senashova, MD | 20 yrs | Yes | 191 | Accepts |
| Dana Madison, MD, PHD | 28 yrs | Yes | 157 | Accepts |
| Elizabeth Stephens, MD | 32 yrs | Yes | 82 | Accepts |
| Olesya Petrenko, DO | 9 yrs | Yes | 87 | Accepts |
| Linda Lester, MD | 38 yrs | Yes | 137 | Accepts |
| Elena Varlamov, MD | 17 yrs | Yes | 133 | Accepts |
| Hyun Suh, MD | 39 yrs | Yes | 153 | Accepts |
| Diane Karl, MD | — | — | 61 | Accepts |
| Andrew Ahmann, MD | — | — | 84 | Accepts |
| Lesleann Hayward Story, MD | 8 yrs | Yes | 105 | Accepts |
| Diana Negreanu, MD | 35 yrs | Yes | 114 | Accepts |
| Annavi Baghel | 13 yrs | Yes | 99 | Accepts |
| Jonathan Purnell, MD | 40 yrs | Yes | 109 | Accepts |
| Leah Wilson, M.D. | 14 yrs | Yes | 66 | Accepts |
| Maria Fleseriu, MD | 33 yrs | Yes | 63 | Accepts |
| Kathryn Schuff, MD | 35 yrs | Yes | 54 | Accepts |
| Ivana Jankovic, M.D. | 11 yrs | Yes | 43 | Accepts |
| Kristin Childress, M.D. | 14 yrs | Yes | 45 | Accepts |
| Robert Klein, MD | — | — | 54 | Accepts |
| Ashley Harris, DO | 7 yrs | Yes | 24 | Accepts |
| Eric Orwoll, MD | 52 yrs | Yes | 23 | Accepts |
| Caleb Schmid, M.D. | — | — | 15 | Accepts |
| Rodica Busui, MD, PHD | 25 yrs | — | 11 | Accepts |
What the columns mean
- Experience — years since the clinician’s medical-school graduation (when known).
- Telehealth — the clinician reported providing telehealth (video/phone) visits.
- Medicare patients — distinct Original-Medicare beneficiaries in the latest year; a volume signal, not a quality rating.
- Assignment — “Accepts” means they accept the Medicare-approved amount as full payment (lower out-of-pocket for Medicare patients).
Compare hospital prices in Portland → · All Endocrinology cities →
Source: CMS Medicare Physician & Other Practitioners and the Doctors & Clinicians National Downloadable File (most recent release). Counts reflect Original Medicare activity only and are not a measure of quality. “Medicare allows” is the Medicare fee schedule amount — not what an insured or cash patient pays; for patient prices see the linked procedure pages. Always confirm a clinician’s current details with their office.