NPPES file of Aug 9, 2026

Devapiran Jaishankar, M.D.

Medical Oncology Physician · Greeneville, TN

Devapiran Jaishankar, M.D. is a medical oncology physician with a practice address in Greeneville, Tennessee, and NPI 1225038490, issued on Jul 28, 2005. Check the license (Tennessee 45463, 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
1225038490
Name
Devapiran Jaishankar
Credential
M.D.
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
45463 TN
Self-reported in NPPES; status is on the state search
Practice location
1410 Tusculum Blvd Ste 2200, Greeneville, TN 37745
Phone
(423) 639-0243
Enumerated
Jul 28, 2005
Record last updated
Jul 1, 2024
Fax
(423) 639-0628
Medicare enrollment
Enrolled (PECOS I20100324000509); accepts Medicare assignment
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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8 nearest medical oncology physician records → All 114 in Tennessee → Look up another NPI →

Also registered at 1410 Tusculum Blvd Ste 2200

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

  1. Ashley Carr, APNFamily Nurse Practitioner1538693809
  2. Nikki Greer-Collier, FNP-BCFamily Nurse Practitioner1144894791
  3. Kimberly Hoyle, FNP-CFamily Nurse Practitioner1275911778
  4. Anna Leach, PAPhysician Assistant1073367751
  5. Lorraine Rebuck, NPNurse Practitioner1669850517
  6. Jeffrey Taylor, NPFamily Nurse Practitioner1518329028

Verify Devapiran Jaishankar 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 45463    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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44% more Medicare Part D claims than the average medical oncology physician in 2024

1,010 Medicare Part D claims for 248 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims. 11 claims were for opioids.

  1. Devapiran Jaishankar1,010
  2. Specialty average703

Most prescribed

  1. Letrozole107 claims
  2. Ondansetron Hcl74 claims
  3. Prochlorperazine Maleate68 claims
  4. Anastrozole52 claims
  5. Dexamethasone52 claims
  6. Hydrocortisone47 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: $850.90

38 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 3,343 providers of this specialty with any payment received $11,773.47 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Devapiran Jaishankar$851
  2. Specialty average$11,773

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. Tennessee Cancer Specialists PLLCJohnson City, TN

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

Devapiran Jaishankar among 114 medical oncology physician records in Tennessee

Devapiran Jaishankar, M.D. is one of 114 medical oncology physician records with a practice address in Tennessee. 82% 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, 93% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1991 · median 2000 among the 79 with a school on file
  • Record last updated2024 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Oncology Physician providers in Tennessee

There are 114 medical oncology physician records in Tennessee.

All 114 in Tennessee → Every provider in Greeneville → Medical Oncology Physician nationwide →

The 8 medical oncology physician records with the nearest ZIP codes

  1. John Cowan, M.D.Maryville, TN 378041629046545
  2. Sajid Ahmed, MDMorristown, TN 378141497858591
  3. Muhammad Naqvi, M.DMorristown, TN 378141316269533
  4. Mailien Rogers, D.O.Morristown, TN 378141043408578
  5. Kanishka Chakraborty, M.DKingsport, TN 376601992993760
  6. Jamal Maatouk, MDKingsport, TN 376601205016060
  7. Malcolm Mathews, MDKingsport, TN 376601952378747
  8. Darrell Johnson, MDSevierville, TN 378621285682179

Common questions

What is Devapiran Jaishankar, M.D.'s NPI number?

Devapiran Jaishankar, M.D.'s National Provider Identifier (NPI) is 1225038490, issued on Jul 28, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Devapiran Jaishankar, M.D. located?

The NPPES record lists a practice address at 1410 Tusculum Blvd Ste 2200, Greeneville, TN, 37745. Phone: (423) 639-0243. Providers update this record themselves, so call before visiting.

How can I verify Devapiran Jaishankar, M.D.'s license?

NPPES lists Tennessee license number 45463, 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 Devapiran Jaishankar, M.D. prescribe under Medicare Part D?

In 2024, Devapiran Jaishankar, M.D. had 1,010 Medicare Part D claims for 248 beneficiaries; the average among medical oncology physician prescribers was 703. 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.

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.