Dr. Duncan Johnston
Emergency Medicine (Emergency Medical Services (Emergency Medicine) Physician)
- Medicare participating
At a glance
- Medical school
- University of California, Davis School of Medicine (2013)
- Years since graduation
- 13
- In the NPI registry since
- 2011
- Medicare patients seen, 2024
- 699
Licensed in California since 2016, according to the Medical Board of California. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.
The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is
Education and training
- 2013Medical school: University of California, Davis School of Medicine
- 2011Registered with an NPI (national billing number; not a license date)
Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).
Specialties and state licenses
-
Emergency Medical Services (Emergency Medicine) Physician primary
CA license A140788 (first issued 2016; current) - Student in an Organized Health Care Education/Training Program
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- Adventist Health Ukiah Valley Ukiah, CA
- Adventist Health Clearlake Clearlake, CA
- Adventist Health St Helena Saint Helena, CA
- Adventist Health Howard Memorial Willits, CA
- Adventist Health Mendocino Coast Fort Bragg, CA
Medical groups
- Pacific Redwood Medical Group Inc (58 clinicians)
Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.
Medicare patients and services
- Medicare patients, 2024
- 699
- Services billed
- 1,016
- Patients’ average age
- 74
| Service | Times | Patients |
|---|---|---|
| Emergency department visit with high level of medical decision making | 423 | 401 |
| Emergency department visit with moderate level of medical decision making | 321 | 302 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 227 | 211 |
| Emergency department visit with low level of medical decision making | 47 | 45 |
| Critical care, first 30-74 minutes | 41 | 40 |
Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.
Medicare prescriptions
| Drug | Prescriptions |
|---|---|
| Cephalexin Other prescribers in Sacramento, CA | 43 |
| Doxycycline Monohydrate Other prescribers in Sacramento, CA | 40 |
| Ondansetron Odt (ondansetron) Other prescribers in Sacramento, CA | 28 |
| Cefdinir Other prescribers in Sacramento, CA | 26 |
| Hydrocodone-Acetaminophen (hydrocodone/acetaminophen) Other prescribers in Sacramento, CA | 26 |
| Prednisone Other prescribers in Sacramento, CA | 23 |
| Naproxen Other prescribers in Sacramento, CA | 12 |
| Cyclobenzaprine Hcl Other prescribers in Sacramento, CA | 11 |
| Paxlovid (nirmatrelvir/ritonavir) Other prescribers in Sacramento, CA | 11 |
Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.