Jonas Aharoni, MD
Internal Medicine Physician · Ridgefield, WA
Jonas Aharoni, MD is an internal medicine physician with a practice address in Ridgefield, Washington, and NPI 1164659488, issued on Jun 12, 2009. Check the license (Washington MD60949450, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Jonas Aharoni
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- MD60949450 WA
R71541 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 5515 Pioneer St, Ridgefield, WA 98642
- Phone
- (360) 882-2778
- Enumerated
- Jun 12, 2009
- Record last updated
- Jul 23, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (360) 604-1629
- Medicare enrollment
- Enrolled (PECOS I20190909004019); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,079 in Washington → Look up another NPI →
Also registered at 5515 Pioneer St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lacey AshleyRegistered Nurse1104761147
- Nazaneen Eshragh, M.D.Pediatrics Physician1154683506
- Robert Gonzales, M.D.Family Medicine Physician1316025224
- Paige Grider, PA-CPhysician Assistant1568821502
- Anna Lien, RNRegistered Nurse1972448900
- Curtis McDonald, MDPediatrics Physician1770611030
Verify Jonas Aharoni in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD60949450Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3% fewer Medicare Part D claims than the average internal medicine physician in 2024
3,086 Medicare Part D claims for 292 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 101 claims were for opioids.
Most prescribed
- Atorvastatin Calcium252 claims
- Losartan Potassium155 claims
- Lisinopril153 claims
- Amlodipine Besylate142 claims
- Levothyroxine Sodium109 claims
- Tamsulosin Hcl108 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.
Bills Medicare through one group practice
- The Vancouver Clinic Inc PSRidgefield, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jonas Aharoni among 3,079 internal medicine physician records in Washington
Jonas Aharoni, MD is one of 3,079 internal medicine physician records with a practice address in Washington. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 58% of them.
- NPI issued2009 · 58% of these records are older, 38% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2009 · median 2006 among the 1,852 with a school on file
- Record last updated2019 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in Washington
There are 3,079 internal medicine physician records in Washington.
All 3,079 in Washington → Every provider in Ridgefield → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Anahita Deylamsalehi, MDLongview, WA 986321376246868
- Hugo Gonzalez, DOLongview, WA 986321033746318
- Joshua Hamoud, MDLongview, WA 986321427407253
- Jason Hong, MDLongview, WA 986321881074656
- Hyun Kim, DOLongview, WA 986321104322262
- Lyudmila Kruzhkov, M.D.Longview, WA 986321053679852
- Alex Nielson, MDLongview, WA 986321174012355
- Alena Prystupa, M.D.Longview, WA 986321568858488
Common questions
What is Jonas Aharoni, MD's NPI number?
Jonas Aharoni, MD's National Provider Identifier (NPI) is 1164659488, issued on Jun 12, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Jonas Aharoni, MD located?
The NPPES record lists a practice address at 5515 Pioneer St, Ridgefield, WA, 98642. Phone: (360) 882-2778. Providers update this record themselves, so call before visiting.
How can I verify Jonas Aharoni, MD's license?
NPPES lists Washington license number MD60949450, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jonas Aharoni, MD prescribe under Medicare Part D?
In 2024, Jonas Aharoni, MD had 3,086 Medicare Part D claims for 292 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.