Jim K. Shen
Urology Physician · Duarte, CA
Jim K. Shen is a urology physician with a practice address in Duarte, California, and NPI 1659639623, issued on Apr 27, 2012. Check the license (California A127241, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jim K. Shen
- Primary taxonomy
- Urology Physician 208800000X
- License number
- A127241 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1500 Duarte RD, Duarte, CA 91010
- Phone
- (626) 256-4673
- Enumerated
- Apr 27, 2012
- Record last updated
- Nov 29, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (626) 408-3911
- Medicare enrollment
- Enrolled (PECOS I20180430001362); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest urology physician records → All 1,524 in California → Look up another NPI →
Also registered at 1500 Duarte RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jim K. Shen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A127241Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
10% fewer Medicare Part D claims than the average urology physician in 2024
1,207 Medicare Part D claims for 424 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 67 claims were for opioids.
Most prescribed
- Tamsulosin Hcl264 claims
- Finasteride255 claims
- Terazosin Hcl81 claims
- Myrbetriq73 claims
- Cephalexin67 claims
- Estradiol58 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
- Southern California Permanente Medical GroupBaldwin Park, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jim K. Shen among 1,524 urology physician records in California
Jim K. Shen is one of 1,524 urology physician records with a practice address in California. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 72% of them.
- NPI issued2012 · 72% of these records are older, 25% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2012 · median 2003 among the 1,049 with a school on file
- Record last updated2021 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
21 urology physician records list a practice address in Duarte
They are 21 of the 1,287 NPPES records with a practice address in Duarte, and 1,524 urology physician records in California.
All 1,524 in California → Every provider in Duarte → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- Felicia Balzano, MDDuarte, CA 910101467830711
- Kevin Chan, MDDuarte, CA 910101851486757
- Edward Chang, MDDuarte, CA 910101750737854
- Basil Ferenczi, M.D.Duarte, CA 910101417488933
- Thomas Hwang, M.D.Duarte, CA 910101083119564
- Yasmeen Jaber, MDDuarte, CA 910101578958757
- Samer Kirmiz, MDDuarte, CA 910101326545211
- Clayton Lau, MDDuarte, CA 910101811082720
Common questions
What is Jim K. Shen's NPI number?
Jim K. Shen's National Provider Identifier (NPI) is 1659639623, issued on Apr 27, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Jim K. Shen located?
The NPPES record lists a practice address at 1500 Duarte RD, Duarte, CA, 91010. Phone: (626) 256-4673. Providers update this record themselves, so call before visiting.
How can I verify Jim K. Shen's license?
NPPES lists California license number A127241, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jim K. Shen prescribe under Medicare Part D?
In 2024, Jim K. Shen had 1,207 Medicare Part D claims for 424 beneficiaries; the average among urology physician prescribers was 1,340. 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.