Jie Shi Yan, M.D.
Nephrology Physician · Simi Valley, CA
Jie Shi Yan, M.D. is a nephrology physician with a practice address in Simi Valley, California, and NPI 1396744546, issued on Jul 19, 2005. Check the license (California A78071, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jie Shi Yan
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- A78071 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2925 Sycamore Dr, Simi Valley, CA 93065
- Phone
- (805) 584-0177
- Enumerated
- Jul 19, 2005
- Record last updated
- Jul 18, 2023
- Fax
- (805) 584-1179
- Medicaid ID
- 00A780710 CA
- Medicare enrollment
- Enrolled (PECOS I20051012000616); accepts Medicare assignment
- Medical or professional school
- Stanford University School Of Medicine, 2005
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,468 in California → Look up another NPI →
Also registered at 2925 Sycamore Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joyce Altschule-Pisarev, N.P.Women's Health Nurse Practitioner1346217296
- Leslie Buchanan, P.A.Physician Assistant1841267622
- Ganesh Devendra, MDSpecialist1083681134
- Anthony Hoyle, R.PH.Pharmacist1326316449
- Jun Kim, FNPFamily Nurse Practitioner1073587572
- Masahiro Kushigemachi, M.D.Family Medicine Physician1386617058
Verify Jie Shi Yan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A78071Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.6 times the Medicare Part D claims of the average nephrology physician in 2024
3,870 Medicare Part D claims for 371 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Carvedilol351 claims
- Losartan Potassium210 claims
- Allopurinol175 claims
- Nifedipine Er174 claims
- Hydralazine Hcl155 claims
- Furosemide146 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
- California Kidney Medical Group IncSimi Valley, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jie Shi Yan among 1,468 nephrology physician records in California
Jie Shi Yan, M.D. is one of 1,468 nephrology physician records with a practice address in California. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 90% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2005 · median 2001 among the 1,128 with a school on file
- Record last updated2023 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in California
There are 1,468 nephrology physician records in California.
All 1,468 in California → Every provider in Simi Valley → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Ushakant Thakkar, M.D.Simi Valley, CA 930651780683193
- Saumil Gandhi, M.D.Santa Paula, CA 930601427057843
- Nicholas Bednarski, M.D.Oxnard, CA 930361457425860
- Frank Chieu, M.D.Oxnard, CA 930361235203647
- Ali Dana, M.D.Oxnard, CA 930361669561536
- Gregory Krastein, MDOxnard, CA 930361942358759
- Steven Ledesma, M.D.Oxnard, CA 930361386718799
- Tane Liu, M.D.Oxnard, CA 930361588738991
Common questions
What is Jie Shi Yan, M.D.'s NPI number?
Jie Shi Yan, M.D.'s National Provider Identifier (NPI) is 1396744546, issued on Jul 19, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Jie Shi Yan, M.D. located?
The NPPES record lists a practice address at 2925 Sycamore Dr, Simi Valley, CA, 93065. Phone: (805) 584-0177. Providers update this record themselves, so call before visiting.
How can I verify Jie Shi Yan, M.D.'s license?
NPPES lists California license number A78071, 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 Jie Shi Yan, M.D. prescribe under Medicare Part D?
In 2024, Jie Shi Yan, M.D. had 3,870 Medicare Part D claims for 371 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.