David Ryland Thornberry, M.D.
Emergency Medicine Physician · Medford, OR
David Ryland Thornberry, M.D. is an emergency medicine physician with a practice address in Medford, Oregon, and NPI 1154855856, issued on Apr 19, 2017. Check the license (Oregon 1154855856, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- David Ryland Thornberry
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 1154855856 OR
Self-reported in NPPES; status is on the state search - Practice location
- 1111 Crater Lake Ave, Medford, OR 97504
- Phone
- (541) 732-6440
- Enumerated
- Apr 19, 2017
- Record last updated
- Jul 24, 2024
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,079 in Oregon → Look up another NPI →
Also registered at 1111 Crater Lake Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify David Ryland Thornberry in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license 1154855856Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% fewer Medicare Part D claims than the average emergency medicine physician in 2024
142 Medicare Part D claims for 100 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 27 claims were for opioids.
Most prescribed
- Ondansetron Odt20 claims
- Cephalexin15 claims
- Hydrocodone-Acetaminophen14 claims
- Cefdinir13 claims
- Oxycodone Hcl12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 99.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
David Ryland Thornberry among 1,079 emergency medicine physician records in Oregon
David Ryland Thornberry, M.D. is one of 1,079 emergency medicine physician records with a practice address in Oregon. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 80% of them.
- NPI issued2017 · 80% of these records are older, 16% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 52% of these records are
- Record last updated2024 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
54 emergency medicine physician records list a practice address in Medford
They are 54 of the 4,542 NPPES records with a practice address in Medford, and 1,079 emergency medicine physician records in Oregon.
All 1,079 in Oregon → Every provider in Medford → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Kenneth Brown, M.D.Medford, OR 975041457570178
- Joshua Cott, MDMedford, OR 975041629051669
- Ronald Crowell, MDMedford, OR 975041689705220
- Robert Evans, MDMedford, OR 975041730134404
- Eileen Killackey-Bobek, MDMedford, OR 975041710016811
- Gary Marks, DOMedford, OR 975041861569212
- Mona McArdle, M.D.Medford, OR 975041972656395
- Julie Phillips, MDMedford, OR 975041316074446
Common questions
What is David Ryland Thornberry, M.D.'s NPI number?
David Ryland Thornberry, M.D.'s National Provider Identifier (NPI) is 1154855856, issued on Apr 19, 2017. An NPI identifies a provider in billing; it is not a license.
Where is David Ryland Thornberry, M.D. located?
The NPPES record lists a practice address at 1111 Crater Lake Ave, Medford, OR, 97504. Phone: (541) 732-6440. Providers update this record themselves, so call before visiting.
How can I verify David Ryland Thornberry, M.D.'s license?
NPPES lists Oregon license number 1154855856, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does David Ryland Thornberry, M.D. prescribe under Medicare Part D?
In 2024, David Ryland Thornberry, M.D. had 142 Medicare Part D claims for 100 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is David Ryland Thornberry, M.D.'s MIPS final score?
The 2023 MIPS final score is 99.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.