Xiannan Xander Tang, MD PHD
Specialist · Roseville, CA
Xiannan Xander Tang, MD PHD is a specialist with a practice address in Roseville, California, and NPI 1952669285, issued on Apr 24, 2012. Check the license (California A132121, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Xiannan Xander Tang
- Credential
- MD PHD
- Primary taxonomy
- Specialist 174400000X
- License number
- A132121 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1600 Eureka RD, Roseville, CA 95661
- Phone
- (916) 784-5009
- Enumerated
- Apr 24, 2012
- Record last updated
- Jan 10, 2022
- Medicare enrollment
- Enrolled (PECOS I20170909000072); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest specialist records → All 5,749 in California → Look up another NPI →
Also registered at 1600 Eureka RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mohamad Adada, M.D., PHDHematology & Oncology Physician1528590734
- Scott Adams, MDPediatric Hematology & Oncology Physician1013067818
- Aleisha Anne Aguilar, NPStudent in an Organized Health Care Education/Training Program1053174953
Verify Xiannan Xander Tang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license A132121Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average specialist in 2024
210 Medicare Part D claims for 84 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Atorvastatin Calcium49 claims
- Levetiracetam36 claims
- Clopidogrel31 claims
- Eliquis16 claims
- Brilinta15 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
- Permanente Medical Group IncSacramento, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Xiannan Xander Tang among 5,749 specialist records in California
Xiannan Xander Tang, MD PHD is one of 5,749 specialist records with a practice address in California. 30% 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 66% of them.
- NPI issued2012 · 66% of these records are older, 31% newer
- In a Medicare fileYes · 30% of these records are
- In the CMS Doctors and Clinicians fileYes · 19% of these records are
- Graduated1989 · median 1989 among the 1,075 with a school on file
- Record last updated2022 · 77% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Specialist providers in California
There are 5,749 specialist records in California.
All 5,749 in California → Every provider in Roseville → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Janice Andreyko, M.D.Roseville, CA 956611447346549
- Gina Boomershine, PTRoseville, CA 956611699708545
- Tatiana Fromlak, M.D.Roseville, CA 956611184669988
- Kevin Hansen, MDRoseville, CA 956611689661225
- Douglas Haselwood, M.D.Roseville, CA 956611558309039
- Joseph Jammal, M.D.Roseville, CA 956611225053325
- Laurie Lovely, M.D.Roseville, CA 956611760578801
- Kevin Luong, MDRoseville, CA 956611700873320
Common questions
What is Xiannan Xander Tang, MD PHD's NPI number?
Xiannan Xander Tang, MD PHD's National Provider Identifier (NPI) is 1952669285, issued on Apr 24, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Xiannan Xander Tang, MD PHD located?
The NPPES record lists a practice address at 1600 Eureka RD, Roseville, CA, 95661. Phone: (916) 784-5009. Providers update this record themselves, so call before visiting.
How can I verify Xiannan Xander Tang, MD PHD's license?
NPPES lists California license number A132121, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Xiannan Xander Tang, MD PHD prescribe under Medicare Part D?
In 2024, Xiannan Xander Tang, MD PHD had 210 Medicare Part D claims for 84 beneficiaries; the average among specialist prescribers was 1,380. 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.