NPPES file of Aug 9, 2026

Ishita Chen, MD

Radiation Oncology Physician · Hermitage, TN

Ishita Chen, MD is a radiation oncology physician with a practice address in Hermitage, Tennessee, and NPI 1235669227, issued on Jun 13, 2017. Check the license (Tennessee 65509, as entered in NPPES) on the Tennessee Board of Medical Examiners; 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
1235669227
Name
Ishita Chen
Credential
MD
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License numbers
65509 TN
2017018875 MO
Self-reported in NPPES; status is on the state search
Practice location
3901 Central Pike Ste 153, Hermitage, TN 37076
Phone
(615) 391-7320
Enumerated
Jun 13, 2017
Record last updated
Nov 28, 2022
Medicare enrollment
Enrolled (PECOS I20221118002860); accepts Medicare assignment
Medical or professional school
Washington University School Of Medicine, 2017
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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Verify Ishita Chen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical Examiners
    Search for license 65509
    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 Tennessee 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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15% more Medicare Part D claims than the average radiation oncology physician in 2024

154 Medicare Part D claims for 80 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. Ishita Chen154
  2. Specialty average134

Most prescribed

  1. Mometasone Furoate38 claims
  2. Tamsulosin Hcl27 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. Tennessee Oncology PLLCHermitage, TN

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

Ishita Chen among 132 radiation oncology physician records in Tennessee

Ishita Chen, MD is one of 132 radiation oncology physician records with a practice address in Tennessee. 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 2017, is newer than 88% of them.

  • NPI issued2017 · 88% of these records are older, 9% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2017 · median 2005 among the 98 with a school on file
  • Record last updated2022 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in Tennessee

There are 132 radiation oncology physician records in Tennessee.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Brad Cohen, MDHermitage, TN 370761366510794
  2. Chase EscottFranklin, TN 370671659735298
  3. Steven Goertz, M.D.Franklin, TN 370671295826535
  4. Jeffrey Friedman, M.D., PH.D.Gallatin, TN 370661235427220
  5. Maura Campbell, M.D.Lebanon, TN 370871831202803
  6. Adam Hubler, MDLebanon, TN 370901720668874
  7. Zachary Mayo, MDLebanon, TN 370901639632839
  8. Arthur Collie, M.D.Dickson, TN 370551467442210

Common questions

What is Ishita Chen, MD's NPI number?

Ishita Chen, MD's National Provider Identifier (NPI) is 1235669227, issued on Jun 13, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Ishita Chen, MD located?

The NPPES record lists a practice address at 3901 Central Pike Ste 153, Hermitage, TN, 37076. Phone: (615) 391-7320. Providers update this record themselves, so call before visiting.

How can I verify Ishita Chen, MD's license?

NPPES lists Tennessee license number 65509, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ishita Chen, MD prescribe under Medicare Part D?

In 2024, Ishita Chen, MD had 154 Medicare Part D claims for 80 beneficiaries; the average among radiation oncology physician prescribers was 134. 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.