NPPES file of Aug 9, 2026

Ashley Yuan

Hematology & Oncology Physician · Sacramento, CA

Ashley Yuan is a hematology & oncology physician with a practice address in Sacramento, California, and NPI 1568016897, issued on Jul 25, 2019. Check the license (California 95011825, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1568016897
Name
Ashley Yuan
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
95011825 CA
Self-reported in NPPES; status is on the state search
Practice location
4501 X St Ste 3016, Sacramento, CA 95817
Phone
(916) 734-3772
Enumerated
Jul 25, 2019
Record last updated
Jul 3, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20191220000572); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4501 X St Ste 3016

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mehrad Abedi, M.D.Hematology & Oncology Physician1467459222
  2. Justin ChenHematology & Oncology Physician1326433244
  3. Joanna Eldredge, M.D.Student in an Organized Health Care Education/Training Program1548656713
  4. Naseem Esteghamat, M.D.Hematology & Oncology Physician1437491222
  5. Jacqueline Hsieh-WongInternal Medicine Physician1285083121
  6. Brian Jonas, M.D., PHDHematology & Oncology Physician1558542209

Verify Ashley Yuan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 95011825
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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29% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

625 Medicare Part D claims for 170 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. 126 claims were for opioids.

  1. Ashley Yuan625
  2. Specialty average877

Most prescribed

  1. Anastrozole109 claims
  2. Letrozole54 claims
  3. Hydrocodone-Acetaminophen40 claims
  4. Gabapentin28 claims
  5. Ondansetron Hcl27 claims
  6. Dexamethasone26 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

  1. Regents OF The Univ OF CASacramento, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ashley Yuan among 1,583 hematology & oncology physician records in California

Ashley Yuan is one of 1,583 hematology & oncology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 95% of them.

  • NPI issued2019 · 95% of these records are older, 3% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2019 · median 2003 among the 1,124 with a school on file
  • Record last updated2020 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology & Oncology Physician providers in California

There are 1,583 hematology & oncology physician records in California.

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Mehrad Abedi, M.D.Sacramento, CA 958171467459222
  2. Helen Chew, M.D.Sacramento, CA 958171801870142
  3. David Gandara, M.D.Sacramento, CA 958171528042587
  4. Richard Guy, M.D.Sacramento, CA 958171578545190
  5. Kit Lam, M.D., PH.D.Sacramento, CA 958171306829577
  6. Primo Lara, M.D.Sacramento, CA 958171972585743
  7. Derick Lau, M.D., PH.D.Sacramento, CA 958171801879077
  8. Robert O'Donnell, M.D., PH.D.Sacramento, CA 958171386627586

Common questions

What is Ashley Yuan's NPI number?

Ashley Yuan's National Provider Identifier (NPI) is 1568016897, issued on Jul 25, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Ashley Yuan located?

The NPPES record lists a practice address at 4501 X St Ste 3016, Sacramento, CA, 95817. Phone: (916) 734-3772. Providers update this record themselves, so call before visiting.

How can I verify Ashley Yuan's license?

NPPES lists California license number 95011825, 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 Ashley Yuan prescribe under Medicare Part D?

In 2024, Ashley Yuan had 625 Medicare Part D claims for 170 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.