John Thomas Gallen, MD
Endocrinology, Diabetes & Metabolism Physician · Medford, OR
John Thomas Gallen, MD is an endocrinology, diabetes & metabolism physician with a practice address in Medford, Oregon, and NPI 1114993656, issued on Feb 24, 2006. Check the license (Oregon MD24846, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- John Thomas Gallen
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- MD24846 OR
Self-reported in NPPES; status is on the state search - Practice location
- 691 Murphy Road, Medford, OR 97504
- Phone
- (541) 789-6460
- Enumerated
- Feb 24, 2006
- Record last updated
- Oct 5, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (541) 789-6461
- Medicare enrollment
- Enrolled (PECOS I20040517001435); accepts Medicare assignment
- Medical or professional school
- Jefferson Medical College Of Thomas Jefferson University, 1999
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 104 in Oregon → Look up another NPI →
Also registered at 691 Murphy Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Loralee Sue, MDFamily Medicine Physician1326134537
- Mark Williams, PAPhysician Assistant1265742662
Verify John Thomas Gallen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD24846Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.0 times the Medicare Part D claims of the average endocrinology, diabetes & metabolism physician in 2024
5,349 Medicare Part D claims for 839 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 42% of claims.
Most prescribed
- Levothyroxine Sodium927 claims
- Alendronate Sodium262 claims
- Jardiance219 claims
- Testosterone Cypionate203 claims
- Glimepiride200 claims
- Ozempic185 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): 83.8 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).
Industry payments in 2024: $93.30
4 payments; by number, the most common kind was food and beverage; the largest payer was Dexcom, Inc. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- AsanteMedford, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Thomas Gallen among 104 endocrinology, diabetes & metabolism physician records in Oregon
John Thomas Gallen, MD is one of 104 endocrinology, diabetes & metabolism physician records with a practice address in Oregon. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 47% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1999 · median 2001 among the 67 with a school on file
- Record last updated2015 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Oregon
There are 104 endocrinology, diabetes & metabolism physician records in Oregon.
All 104 in Oregon → Every provider in Medford → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Patrick Hungerford, M.D.Medford, OR 975041710169099
- Gina Jones, PACMedford, OR 975041275595811
- James Theen, MDMedford, OR 975041205863990
- Martha Cavazos, MDAshland, OR 975201639197742
- Chuck Huang, M.D.Grants Pass, OR 975261598963522
- Sheldon McKenzie, MDGrants Pass, OR 975271164772281
- John Bagdade, M.D.Springfield, OR 974771811020415
- Yien Chiong, M.DSpringfield, OR 974771205068012
Common questions
What is John Thomas Gallen, MD's NPI number?
John Thomas Gallen, MD's National Provider Identifier (NPI) is 1114993656, issued on Feb 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Thomas Gallen, MD located?
The NPPES record lists a practice address at 691 Murphy Road, Medford, OR, 97504. Phone: (541) 789-6460. Providers update this record themselves, so call before visiting.
How can I verify John Thomas Gallen, MD's license?
NPPES lists Oregon license number MD24846, 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 John Thomas Gallen, MD prescribe under Medicare Part D?
In 2024, John Thomas Gallen, MD had 5,349 Medicare Part D claims for 839 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
What is John Thomas Gallen, MD's MIPS final score?
The 2023 MIPS final score is 83.8 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.