Chih-Hsin C. Wen, MD
Urology Physician · Oakland, CA
Chih-Hsin C. Wen, MD is a urology physician with a practice address in Oakland, California, and NPI 1477517084, issued on Apr 12, 2006. Check the license (California A95156, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Chih-Hsin C. Wen
- Credential
- MD
- Primary taxonomy
- Urology Physician 208800000X
- License numbers
- A95156 CA
47781 WI
Self-reported in NPPES; status is on the state search - Practice location
- 3300 Webster St, Oakland, CA 94609
- Phone
- (510) 465-5800
- Enumerated
- Apr 12, 2006
- Record last updated
- Feb 10, 2025
- Fax
- (510) 267-1833
- Medicare enrollment
- Enrolled (PECOS I20060824000331); accepts Medicare assignment
- Medical or professional school
- Boston University School Of Medicine, 2000
- Entity
- Type 1 · individual
8 nearest urology physician records → All 1,524 in California → Look up another NPI →
Also registered at 3300 Webster St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Robert Ansel, M.D.Neuromusculoskeletal Medicine & OMM Physician1114057296
- Linda Avery, PTPhysical Therapist1174530653
- Lisa Bailey, M.D.Specialist1861462251
- Amoreena Berg, MFTMarriage & Family Therapist1114254398
- Carolyn Bernstein, RN, NPAdult Health Nurse Practitioner1306146568
- Julie Billings, MDProcedural Dermatology Physician1801957584
Verify Chih-Hsin C. Wen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A95156Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.4 times the Medicare Part D claims of the average urology physician in 2024
4,500 Medicare Part D claims for 1,111 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. 46 claims were for opioids.
Most prescribed
- Tamsulosin Hcl1,419 claims
- Finasteride1,021 claims
- Sulfamethoxazole-Trimethoprim256 claims
- Gemtesa228 claims
- Myrbetriq225 claims
- Nitrofurantoin Mono-Macro151 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.
Industry payments in 2024: $2,496.89
96 payments; by number, the most common kind was food and beverage; the largest payer was Sumitomo Pharma America, Inc. The 9,340 providers of this specialty with any payment received $3,800.04 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
- Bass Medical GroupDanville, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chih-Hsin C. Wen among 1,524 urology physician records in California
Chih-Hsin C. Wen, MD 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 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 51% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2000 · median 2003 among the 1,049 with a school on file
- Record last updated2025 · 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).
Urology Physician providers in California
There are 1,524 urology physician records in California.
All 1,524 in California → Every provider in Oakland → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- Jaclyn Chen, M.D.Oakland, CA 946091942520630
- Dawud Lankford, M.D.Oakland, CA 946091063750099
- Clifford Melton, MD MDOakland, CA 946091124114947
- Shu Pan, M.D.Oakland, CA 946091225476989
- Phillip Ross, MDOakland, CA 946091033220611
- Andrew Tam, MDOakland, CA 946091063943439
- Christopher Welty, MDOakland, CA 946091750571360
- Qingwei Yan, M.D.Oakland, CA 946091003995648
Common questions
What is Chih-Hsin C. Wen, MD's NPI number?
Chih-Hsin C. Wen, MD's National Provider Identifier (NPI) is 1477517084, issued on Apr 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Chih-Hsin C. Wen, MD located?
The NPPES record lists a practice address at 3300 Webster St, Oakland, CA, 94609. Phone: (510) 465-5800. Providers update this record themselves, so call before visiting.
How can I verify Chih-Hsin C. Wen, MD's license?
NPPES lists California license number A95156, 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 Chih-Hsin C. Wen, MD prescribe under Medicare Part D?
In 2024, Chih-Hsin C. Wen, MD had 4,500 Medicare Part D claims for 1,111 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.