Joshua William Kern, M.D.
Family Medicine Physician · Jerome, ID
Joshua William Kern, M.D. is a family medicine physician with a practice address in Jerome, Idaho, and NPI 1366486003, issued on Jun 15, 2006. Check the license (Idaho M9857, as entered in NPPES) on the Idaho Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Joshua William Kern
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- M9857 ID
Self-reported in NPPES; status is on the state search - Practice location
- 132 5TH Ave W, Jerome, ID 83338
- Phone
- (208) 814-9800
- Enumerated
- Jun 15, 2006
- Record last updated
- Jan 7, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (208) 814-9835
- Medicaid IDs
- 806424400 ID
807192700 ID - Medicare enrollment
- Enrolled (PECOS I20080904000215); accepts Medicare assignment
- Medical or professional school
- University Of Washington School Of Medicine, 2005
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,316 in Idaho → Look up another NPI →
Also registered at 132 5TH Ave W
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rachel Bordewyk, MS, LPCCounselor1417782921
- Joshua Hansen, D.O.Family Medicine Physician1730542143
- James Irwin, M.D.Family Medicine Physician1023007465
- James Lohmann, M.D.Family Medicine Physician1720077175
- Melissa Merrill, CNM, WHNPWomen's Health Nurse Practitioner1043459696
- Justin Smith, MDFamily Medicine Physician1851612600
Verify Joshua William Kern in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIdaho Board of Medicine
Search for license M9857Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
32 Medicare Part D claims for 17 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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): 78.9 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).
Bills Medicare through one group practice
- St Lukes Clinic LLCTwin Falls, ID
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joshua William Kern among 1,316 family medicine physician records in Idaho
Joshua William Kern, M.D. is one of 1,316 family medicine physician records with a practice address in Idaho. 78% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 57% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2005 · median 2009 among the 793 with a school on file
- Record last updated2015 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Idaho practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
23 family medicine physician records list a practice address in Jerome
They are 23 of the 137 NPPES records with a practice address in Jerome, and 1,316 family medicine physician records in Idaho.
All 1,316 in Idaho → Every provider in Jerome → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Logan Anderson, DOJerome, ID 833381356916209
- Jameson Bastow, DOJerome, ID 833381639791361
- Clarence Brunson, MDJerome, ID 833381851556229
- Matthew Duersch, M.D.Jerome, ID 833381902941750
- Anna Fox, MDJerome, ID 833381023514163
- Joshua Hansen, D.O.Jerome, ID 833381730542143
- James Irwin, M.D.Jerome, ID 833381023007465
- Brian Johnson, M.D.Jerome, ID 833381336138783
Common questions
What is Joshua William Kern, M.D.'s NPI number?
Joshua William Kern, M.D.'s National Provider Identifier (NPI) is 1366486003, issued on Jun 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joshua William Kern, M.D. located?
The NPPES record lists a practice address at 132 5TH Ave W, Jerome, ID, 83338. Phone: (208) 814-9800. Providers update this record themselves, so call before visiting.
How can I verify Joshua William Kern, M.D.'s license?
NPPES lists Idaho license number M9857, as entered by the provider. Search the Idaho Board of Medicine at https://dopl.idaho.gov/bom/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Joshua William Kern, M.D. prescribe under Medicare Part D?
In 2024, Joshua William Kern, M.D. had 32 Medicare Part D claims for 17 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Joshua William Kern, M.D.'s MIPS final score?
The 2023 MIPS final score is 78.9 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.