NPPES file of Aug 9, 2026

Pediatric Nephrology Physician in Tennessee

20 NPPES records list pediatric nephrology physician with a practice address in Tennessee, 0.3 per 100,000 residents, the 25th highest rate of 48. Memphis and Nashville have the most; each record links to the provider's NPI and the Tennessee license search.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 2080P0210X · method

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

Memphis has the most, 10

  1. Memphis10
  2. Nashville5
  3. Knoxville4
  4. Johnson City1

Pediatric Nephrology Physician records in Tennessee

  1. James Atherton, M.D.Memphis, TN 381051679746119
  2. Dinah BatchelorMemphis, TN 381631174100341
  3. John Bissler, MDMemphis, TN 381051265500888
  4. Noel Delos Santos, MDMemphis, TN 381051275533580
  5. Margaret Hastings, MDMemphis, TN 381041174544811
  6. Laszlo Hopp, M.D.Knoxville, TN 379161619926565
  7. Tracy Hunley, MDNashville, TN 372321508958919
  8. Bradley Hyman, D.O.Memphis, TN 381051558892042
  9. Kathy Jabs, MDNashville, TN 372321902993009
  10. Deborah Jones, MDNashville, TN 372321003874165
  11. Valentina Kon, MDNashville, TN 372321942384060
  12. Maricarmen Malagon-Rogers, MDKnoxville, TN 379201245297795
  13. Sai Sudha Mannemuddhu, MDKnoxville, TN 379161043626054
  14. Ali Mirza Onder, M.D.Memphis, TN 381051124128996
  15. Yonique Petgrave, M.D.Memphis, TN 381051235545849
  16. Mihail Subtirelu, MDKnoxville, TN 379161487675831
  17. Rene Vandevoorde, M.D.Nashville, TN 372321902838592
  18. Ahmad Wattad, MDJohnson City, TN 376041174511588
  19. Robert Wyatt, MDMemphis, TN 381321912965070
  20. Rima Zahr, DOMemphis, TN 381051841503059

Source: CMS NPPES, primary taxonomy 2080P0210X: records by practice city and the list of records, file of Aug 9, 2026.

Tennessee ranks 25 of 48 per resident

  1. North Carolina0.3
  2. New Hampshire0.3
  3. New Mexico0.3
  4. Tennessee0.3
  5. South Carolina0.3
  6. Indiana0.3
  7. 50 states and D.C.0.3

Source: CMS NPPES, primary taxonomy 2080P0210X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

70.0% of these records appear in a Medicare file, against 70.9% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. Tennessee70.0%
  2. United States70.9%

Pediatric Nephrology Physician records in Tennessee, measured

  • In a Medicare file14 of 20 · 70.0% here, 70.9% nationally
  • In the CMS Doctors and Clinicians file11 · 55.0% here, 58.9% nationally
  • Not updated in five years or more9 · 45.0% here, 53.1% nationally
  • Median graduation year1997 · the 11 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 2080P0210X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

20 NPPES records list pediatric nephrology physician (2080P0210X) as their primary taxonomy with a practice address in Tennessee: 0.3 per 100,000 residents against 0.3 nationally (50 states and D.C.). Memphis has 10 of them (50%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Arizona20
  2. Indiana19
  3. Minnesota19
  4. District of Columbia18

States with a similar rate per 100,000

  1. South Carolina0.3
  2. North Carolina0.3
  3. Colorado0.3
  4. Florida0.3

The largest states

  1. California116
  2. New York86
  3. Texas76
  4. Florida61
  5. Pennsylvania60

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record 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.