Jacob Klewer, MD
Clinical Cardiac Electrophysiology Physician · Tucson, AZ
Jacob Klewer, MD is a clinical cardiac electrophysiology physician with a practice address in Tucson, Arizona, and NPI 1215424759, issued on Apr 19, 2018. Check the license (Arizona 66602, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Jacob Klewer
- Credential
- MD
- Primary taxonomy
- Clinical Cardiac Electrophysiology Physician 207RC0001X
- License numbers
- 66602 AZ
11405422-1205 UT
Self-reported in NPPES; status is on the state search - Practice location
- 3838 N Campbell Ave, Suite C, Tucson, AZ 85719
- Phone
- (520) 694-8888
- Enumerated
- Apr 19, 2018
- Record last updated
- Sep 12, 2025
- Medicare enrollment
- Enrolled (PECOS I20251120001972); may accept Medicare assignment
- Medical or professional school
- University Of Arizona College Of Medicine, 2018
- Entity
- Type 1 · individual
8 nearest clinical cardiac electrophysiology physician records → All 81 in Arizona → Look up another NPI →
Also registered at 3838 N Campbell Ave, Suite C
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mahima ZanduCardiovascular Disease Physician1215506472
Verify Jacob Klewer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 66602Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average clinical cardiac electrophysiology physician in 2024
34 Medicare Part D claims for 19 beneficiaries, against an average of 1,710 among the 3,173 providers of this specialty who prescribed in Part D.
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.
Industry payments in 2024: $2,436.40
12 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 3,167 providers of this specialty with any payment received $10,651.37 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.
Jacob Klewer among 81 clinical cardiac electrophysiology physician records in Arizona
Jacob Klewer, MD is one of 81 clinical cardiac electrophysiology physician records with a practice address in Arizona. 99% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 95% of them.
- NPI issued2018 · 95% of these records are older, 0% newer
- In a Medicare fileYes · 99% of these records are
- In the CMS Doctors and Clinicians fileYes · 91% of these records are
- Graduated2018 · median 2000 among the 74 with a school on file
- Record last updated2025 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0001X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Clinical Cardiac Electrophysiology Physician providers in Arizona
There are 81 clinical cardiac electrophysiology physician records in Arizona.
All 81 in Arizona → Every provider in Tucson → Clinical Cardiac Electrophysiology Physician nationwide →
The 8 clinical cardiac electrophysiology physician records with the nearest ZIP codes
- Jerrold Winter, MDTucson, AZ 857181962480137
- Talal Moukabary, M.D.Tucson, AZ 857161679788418
- Sergio Thal, MDTucson, AZ 857231568591006
- Mathew Hutchinson, MDTucson, AZ 857241255329959
- Julia Indik, MD, PHDTucson, AZ 857241235104951
- Mahesh Kumarr Balakrishnan, M.D.Tucson, AZ 857131366890766
- Benigno Decena, MDTucson, AZ 857121023011269
- Hymie Faitelson, MDTucson, AZ 857121912962804
Common questions
What is Jacob Klewer, MD's NPI number?
Jacob Klewer, MD's National Provider Identifier (NPI) is 1215424759, issued on Apr 19, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Jacob Klewer, MD located?
The NPPES record lists a practice address at 3838 N Campbell Ave, Suite C, Tucson, AZ, 85719. Phone: (520) 694-8888. Providers update this record themselves, so call before visiting.
How can I verify Jacob Klewer, MD's license?
NPPES lists Arizona license number 66602, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jacob Klewer, MD prescribe under Medicare Part D?
In 2024, Jacob Klewer, MD had 34 Medicare Part D claims for 19 beneficiaries; the average among clinical cardiac electrophysiology physician prescribers was 1,710. 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.