NPPES file of Aug 9, 2026

Peter Yz Jiang, MD, PHD

Hematology & Oncology Physician · Everett, WA

Peter Yz Jiang, MD, PHD is a hematology & oncology physician with a practice address in Everett, Washington, and NPI 1689614398, issued on Jun 8, 2006. Check the license (Washington MD00038484, as entered in NPPES) on the Washington Medical Commission; 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
1689614398
Name
Peter Yz Jiang
Credential
MD, PHD
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
MD00038484 WA
Self-reported in NPPES; status is on the state search
Practice location
1717 13TH St, Everett, WA 98201
Phone
(425) 297-5500
Enumerated
Jun 8, 2006
Record last updated
Jul 27, 2026
Fax
(425) 297-5514
Medicaid ID
1016266 WA
Medicare enrollment
Enrolled (PECOS I20060425000808); 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 1717 13TH St

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

  1. Zaynah AliPharmacist1124584198
  2. Richard Ancheta, M.D.Medical Oncology Physician1184924870
  3. Taylor Barnett, M. D.Hematology & Oncology Physician1487091005
  4. Martina Block, ARNP, DNPNurse Practitioner1124654397
  5. Chloe Cantrell, DO, MPHHematology & Oncology Physician1962021204
  6. Daniel Clayton, MDNeurological Surgery Physician1295909901

Verify Peter Yz Jiang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD00038484
    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 Washington license search

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67% more Medicare Part D claims than the average hematology & oncology physician in 2024

1,468 Medicare Part D claims for 288 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims. 70 claims were for opioids.

  1. Peter Jiang1,468
  2. Specialty average877

Most prescribed

  1. Anastrozole216 claims
  2. Abiraterone Acetate89 claims
  3. Tamoxifen Citrate70 claims
  4. Prednisone65 claims
  5. Ondansetron Hcl48 claims
  6. Xtandi47 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: $88.36

1 payment: food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Peter Jiang$88.36
  2. Specialty average$7,481.41

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

  1. Optum Care Washington PLLCEverett, WA

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

Peter Yz Jiang among 476 hematology & oncology physician records in Washington

Peter Yz Jiang, MD, PHD is one of 476 hematology & oncology physician records with a practice address in Washington. 71% 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, 64% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1986 · median 2006 among the 294 with a school on file
  • Record last updated2026 · 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 207RH0003X and a Washington 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 Washington

There are 476 hematology & oncology physician records in Washington.

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

  1. Ahmed AlshabanEverett, WA 982011720442650
  2. Taylor Barnett, M. D.Everett, WA 982011487091005
  3. James Congdon, DOEverett, WA 982011871532481
  4. Mark Coughenour, MDEverett, WA 982011760421374
  5. Raisa Epistola, M.D.Everett, WA 982011417482910
  6. Ajitha Kommalapati, MDEverett, WA 982011740630912
  7. Ajay Kundra, MDEverett, WA 982011649291592
  8. Amir Mehrvarz Sarshekeh, M.DEverett, WA 982011649697707

Common questions

What is Peter Yz Jiang, MD, PHD's NPI number?

Peter Yz Jiang, MD, PHD's National Provider Identifier (NPI) is 1689614398, issued on Jun 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Peter Yz Jiang, MD, PHD located?

The NPPES record lists a practice address at 1717 13TH St, Everett, WA, 98201. Phone: (425) 297-5500. Providers update this record themselves, so call before visiting.

How can I verify Peter Yz Jiang, MD, PHD's license?

NPPES lists Washington license number MD00038484, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Peter Yz Jiang, MD, PHD prescribe under Medicare Part D?

In 2024, Peter Yz Jiang, MD, PHD had 1,468 Medicare Part D claims for 288 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.