Showshan Yang, MD
Internal Medicine Physician · Torrance, CA
Showshan Yang, MD is an internal medicine physician with a practice address in Torrance, California, and NPI 1770780637, issued on Jul 2, 2007. Check the license on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Showshan Yang
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- Practice location
- 1000 W Carson St, Torrance, CA 90502
- Phone
- (310) 222-3704
- Enumerated
- Jul 2, 2007
- Entity
- Type 1 · individual
Also registered at 1000 W Carson St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Arjan AbarStudent in an Organized Health Care Education/Training Program1982309290
- Brenda Abarca, MDSpecialist1407485527
- Maleeha AbbasStudent in an Organized Health Care Education/Training Program1275203499
- Saamirah Abdul-MuminCommunity Health Worker1144683947
- Maria Elena AbedesAmbulatory Care Registered Nurse1184360992
- Hoda Abou-Ziab, PSYDStudent in an Organized Health Care Education/Training Program1649618125
Verify Showshan Yang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of CaliforniaCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
70% fewer Medicare Part D claims than the average internal medicine physician in 2024
844 Medicare Part D claims for 188 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 53% of claims.
Most prescribed
- Spiriva Respimat182 claims
- Wixela Inhub163 claims
- Albuterol Sulfate Hfa139 claims
- Montelukast Sodium58 claims
- Stiolto Respimat49 claims
- Alvesco40 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.
One hospital or facility affiliation
- Southern California Permanente Medical GroupDowney, CA
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
260 internal medicine physician records list a Torrance practice address
They are 260 of the 8,901 NPPES records with a Torrance practice address, and 20,403 internal medicine physician records in California.
All 260 in Torrance → All 20,403 in California → Every provider in Torrance →
Other internal medicine physician records in California
- Jacob Aaron, MDSan Francisco, CA1407202518
- Alistair Aaronson, MDStanford, CA1457628760
- Jose Abad., MDSacramento, CA1144607219
- Donna Abare, MDOakland, CA1386722155
- Marce AbareScotts Valley, CA1457744708
- Samuel Abarte, M.D.Chula Vista, CA1578535498
- Alexander Abary, MDLong Beach, CA1104995919
- Luba Abascal, MDSan Francisco, CA1023180874
- Michael Abate, MDSacramento, CA1548248131
- Wali Abawi, D.O.Joshua Tree, CA1104362268
Common questions
What is Showshan Yang, MD's NPI number?
Showshan Yang, MD's National Provider Identifier (NPI) is 1770780637, issued on Jul 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Showshan Yang, MD located?
The NPPES record lists a practice address at 1000 W Carson St, Torrance, CA, 90502. Phone: (310) 222-3704. Providers update this record themselves, so call before visiting.
How can I verify Showshan Yang, MD's license?
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 Showshan Yang, MD prescribe under Medicare Part D?
In 2024, Showshan Yang, MD had 844 Medicare Part D claims for 188 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.