NPPES file of Aug 9, 2026

Janet L. Chestnut, M.D.

Hematology & Oncology Physician · Spokane, WA

Janet L. Chestnut, M.D. is a hematology & oncology physician with a practice address in Spokane, Washington, and NPI 1316082605, issued on Feb 21, 2007. Check the license (Washington MD000019217, as entered in NPPES) on the Washington Medical Commission; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1316082605
Name
Janet L. Chestnut
Credential
M.D.
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
MD000019217 WA
Self-reported in NPPES; status is on the state search
Practice location
601 S Sherman St, Spokane, WA 99202
Phone
(509) 228-1000
Enumerated
Feb 21, 2007
Record last updated
Mar 27, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(509) 252-9300
Medicaid ID
1009133 WA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest hematology & oncology physician records → All 476 in Washington → Look up another NPI →

Also registered at 601 S Sherman St

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

  1. April Davis, RDRegistered Dietitian1639494453
  2. Mei Dong, M.D., PH.D.Hematology & Oncology Physician1790960334
  3. Marsha Fink, M.D.Hematology & Oncology Physician1801892419
  4. Andrew Francis, M.D.Surgical Oncology Physician1922535509
  5. Heather Gabbert, MS, RD, CD, LDRegistered Dietitian1053646786
  6. Nathanael Gay, M.D.Hematology & Oncology Physician1417214420

Verify Janet L. Chestnut in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD000019217    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

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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Janet L. Chestnut among 476 hematology & oncology physician records in Washington

Janet L. Chestnut, M.D. 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 not. Its NPI, issued in 2007, is newer than 36% of them.

  • NPI issued2007 · 36% of these records are older, 54% newer
  • In a Medicare fileNo · 71% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2017 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 476 in Washington → Every provider in Spokane → Hematology & Oncology Physician nationwide →

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

  1. Mei Dong, M.D., PH.D.Spokane, WA 992021790960334
  2. Marsha Fink, M.D.Spokane, WA 992021801892419
  3. Nathanael Gay, M.D.Spokane, WA 992021417214420
  4. Lia Head, M.D.Spokane, WA 992021043674161
  5. Clifford Pukel, MDSpokane, WA 992021326155631
  6. Saritha Thumma, MDSpokane, WA 992021952445223
  7. David Trevarthen, M.D.Spokane, WA 992021225057631
  8. Joe Choi, M.D.Spokane, WA 992031760494819

Common questions

What is Janet L. Chestnut, M.D.'s NPI number?

Janet L. Chestnut, M.D.'s National Provider Identifier (NPI) is 1316082605, issued on Feb 21, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Janet L. Chestnut, M.D. located?

The NPPES record lists a practice address at 601 S Sherman St, Spokane, WA, 99202. Phone: (509) 228-1000. Providers update this record themselves, so call before visiting.

How can I verify Janet L. Chestnut, M.D.'s license?

NPPES lists Washington license number MD000019217, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.