NPPES file of Aug 9, 2026

Geriatric Medicine (Internal Medicine) Physician in Arizona

65 NPPES records list geriatric medicine (internal medicine) physician with a practice address in Arizona, 0.9 per 100,000 residents, the 34th highest rate of 51. Tucson and Phoenix have the most; each record links to the provider's NPI and the Arizona license search. Page 2 of 2.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207RG0300X · method

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

Tucson has the most, 24

  1. Tucson24
  2. Phoenix14
  3. Scottsdale6
  4. Mesa5
  5. Glendale2

Geriatric Medicine (Internal Medicine) Physician records in Arizona

  1. William Phelps, M.D.Green Valley, AZ 856141578515458
  2. John Pifer, M.D.Tucson, AZ 857411407811268
  3. Cheri Pott, MDPhoenix, AZ 850161417225426
  4. Paria Pourmalek, MDSurprise, AZ 853741356759039
  5. Radha Ramamrutham, MDGlendale, AZ 853081508839937
  6. Samantha Russell, MDTucson, AZ 857191952864332
  7. Gary Salzman, MDPhoenix, AZ 850061235195496
  8. Ronald Sampson, MDMesa, AZ 852081194740969
  9. Evgenije Savin, M.D.Scottsdale, AZ 852581225080237
  10. Matthew Skinner, MDScottsdale, AZ 852581396070819
  11. Ram Subbureddiar, MDTucson, AZ 857101326016221
  12. Robert Tully, M.D.Mesa, AZ 852081013932870
  13. Amruta Vadnerkar, MDGilbert, AZ 852971114165008
  14. Monica Vandivort, M.D.Sierra Vista, AZ 856351720044365
  15. Jyoti Walavalkar, MDPrescott, AZ 863131770503385

Source: CMS NPPES, primary taxonomy 207RG0300X: records by practice city and the list of records, file of Aug 9, 2026.

Arizona ranks 34 of 51 per resident

  1. Kansas0.9
  2. Indiana0.9
  3. Utah0.9
  4. Arizona0.9
  5. South Dakota0.9
  6. Wyoming0.9
  7. 50 states and D.C.1.4

Source: CMS NPPES, primary taxonomy 207RG0300X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

60.0% of these records appear in a Medicare file, against 72.8% 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. Arizona60.0%
  2. United States72.8%

Geriatric Medicine (Internal Medicine) Physician records in Arizona, measured

  • In a Medicare file39 of 65 · 60.0% here, 72.8% nationally
  • In the CMS Doctors and Clinicians file28 · 43.1% here, 51.3% nationally
  • Not updated in five years or more38 · 58.5% here, 61.4% nationally
  • Median graduation year1998 · the 27 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207RG0300X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

65 NPPES records list geriatric medicine (internal medicine) physician (207RG0300X) as their primary taxonomy with a practice address in Arizona: 0.9 per 100,000 residents against 1.4 nationally (50 states and D.C.). Tucson has 24 of them (37%).

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. Oregon67
  2. Indiana61
  3. Georgia71
  4. Missouri75

States with a similar rate per 100,000

  1. Utah0.9
  2. Texas0.8
  3. Kansas0.9
  4. Alabama0.8

The largest states

  1. California532
  2. New York508
  3. Florida287
  4. Texas256
  5. Pennsylvania228

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.