NPPES file of Aug 9, 2026

Sathiyendran Poobalasingham, MD

Nephrology Physician · Kingsport, TN

Sathiyendran Poobalasingham, MD is a nephrology physician with a practice address in Kingsport, Tennessee, and NPI 1639210222, issued on Feb 8, 2007. Check the license 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639210222
Name
Sathiyendran Poobalasingham
Credential
MD
Primary taxonomy
Nephrology Physician 207RN0300X
License number
01059186A IN
Self-reported in NPPES; status is on the state search
Practice location
2002 Brookside Dr, Kingsport, TN 37660
Phone
(423) 245-6000
Enumerated
Feb 8, 2007
Record last updated
Nov 21, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20240430003197); 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 2002 Brookside Dr

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

  1. Abrar Ahmad, M.D.Nephrology Physician1376534305
  2. John Boyle, M.D.Obstetrics & Gynecology Physician1831153774
  3. Cindy Butler, N.P.Nurse Practitioner1275524381
  4. Steven Butler, M.D.Nephrology Physician1174514228
  5. Jack Crowder, M.D.Obstetrics & Gynecology Physician1447214382
  6. Michelle Estes, MDPediatrics Physician1033156211

Verify Sathiyendran Poobalasingham in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical ExaminersCheck 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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39% more Medicare Part D claims than the average nephrology physician in 2024

2,031 Medicare Part D claims for 358 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.

  1. Sathiyendran Poobalasingham2,031
  2. Specialty average1,465

Most prescribed

  1. Furosemide171 claims
  2. Bumetanide105 claims
  3. Calcitriol97 claims
  4. Losartan Potassium88 claims
  5. Sevelamer Carbonate84 claims
  6. Torsemide70 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.

The MIPS final score for 2023 (Medicare payment program): 20.1 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score0.0
  2. Costout of 100 · 30%66.8
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $364.57

19 payments; by number, the most common kind was food and beverage; the largest payer was Travere Therapeutics, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sathiyendran Poobalasingham$364.57
  2. Specialty average$3,091.37

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Blount Memorial Physician Group IncMaryville, TN
  2. Regional Kidney Care PCKingsport, TN

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

Sathiyendran Poobalasingham among 266 nephrology physician records in Tennessee

Sathiyendran Poobalasingham, MD is one of 266 nephrology physician records with a practice address in Tennessee. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 51% of them.

  • NPI issued2007 · 51% of these records are older, 37% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2001 · median 2002 among the 186 with a school on file
  • Record last updated2007 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in Tennessee

There are 266 nephrology physician records in Tennessee.

The 8 nephrology physician records with the nearest ZIP codes

  1. Sarah Abdel Massih, MDKingsport, TN 376601508381120
  2. Abrar Ahmad, M.D.Kingsport, TN 376601376534305
  3. Steven Butler, M.D.Kingsport, TN 376601174514228
  4. Sharan KanakiriyaKingsport, TN 376601558303347
  5. Tapasi Saha, MDKingsport, TN 376601932180098
  6. Duc Vu, M.D.Kingsport, TN 376601770573172
  7. Terrence O'Neil, MDMountain Home, TN 376841790893071
  8. Douglass Green, MDBristol, TN 376201871590166

Common questions

What is Sathiyendran Poobalasingham, MD's NPI number?

Sathiyendran Poobalasingham, MD's National Provider Identifier (NPI) is 1639210222, issued on Feb 8, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Sathiyendran Poobalasingham, MD located?

The NPPES record lists a practice address at 2002 Brookside Dr, Kingsport, TN, 37660. Phone: (423) 245-6000. Providers update this record themselves, so call before visiting.

How can I verify Sathiyendran Poobalasingham, MD's license?

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 Sathiyendran Poobalasingham, MD prescribe under Medicare Part D?

In 2024, Sathiyendran Poobalasingham, MD had 2,031 Medicare Part D claims for 358 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.

What is Sathiyendran Poobalasingham, MD's MIPS final score?

The 2023 MIPS final score is 20.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.