Registry data as of Aug 27, 2026

Texas Medicare prescriber rankings

95,720 Texas prescribers billed $20.1 billion in Medicare Part D drugs in 2024, the 4th largest of 56 states and territories. Opioids were 3.62 of every 100 of those claims (CMS), above the national 3.52.

CMS Medicare Part D Prescribers, 2024; CMS NPPES · method · Verify with CMS →

  • Prescribers95,720
  • Part D drug cost$20.1 billion
  • Average per prescriber$209,705
  • Wrote an opioid (CMS)53,969 (56.39%)
  • Opioid claims per 100 claims (CMS)3.62

Reading the Texas tables

Texas's 95,720 prescribers wrote 114,622,272 Part D claims in 2024, about $209,705 in drug cost per prescriber. A high total usually reflects specialty practice, such as cancer, rheumatology or HIV care, and a high opioid rate often reflects pain, palliative or hospice care. These are billing tables, not quality ratings.

Top 50 by drug cost

PrescriberDrug costClaims
1Elvin GarciaRheumatology Physician$43.4 million42,032
2Amanda MatthewsMedical Physician Assistant$34.5 million5,072
3Anthony OlivaInternal Medicine Physician$30.3 million163,162
4Sandeep SahayPulmonary Disease Physician$29.0 million3,037
5Jamiel RamosFamily Nurse Practitioner$28.2 million2,881
6Naiara AlvarezRheumatology Physician$26.3 million6,950
7Alejandra Moscoso-AgostoFamily Medicine Physician$22.8 million142,726
8Eugenio GalindoHematology & Oncology Physician$20.5 million4,905
9Tram PhamMedical Physician Assistant$19.7 million4,605
10Zeenat SafdarPulmonary Disease Physician$19.3 million3,252
11Todd ShenkenbergHematology & Oncology Physician$18.5 million14,699
12Scarlett HardenNurse Practitioner$17.5 million3,558
13Joseph GatheInfectious Disease Physician$16.8 million11,690
14Mohsen Ghadimi-MahaniMedical Oncology Physician$16.6 million4,218
15Larry AndersonMedical Oncology Physician$16.1 million2,703
16Maria AlobaHematology & Oncology Physician$15.6 million4,144
17Mohamed KhalilNeurology Physician$14.9 million3,905
18Firas AkhrassEndocrinology, Diabetes & Metabolism Physician$14.3 million12,006
19John DallasPulmonary Disease Physician$14.2 million1,615
20Victor TestPulmonary Disease Physician$13.3 million2,653
21Najmuddin KarimjeeInternal Medicine Physician$13.3 million117,257
22Hing-Sheung FungRheumatology Physician$13.1 million8,044
23Lloyd VanwinkleFamily Medicine Physician$13.0 million63,994
24Praveen TumulaHematology & Oncology Physician$12.7 million3,935
25Kunjan BhattAdvanced Heart Failure and Transplant Cardiology Physician$12.6 million5,159
26Luis SalayandiaRheumatology Physician$12.5 million9,708
27Barry TrachtenbergAdvanced Heart Failure and Transplant Cardiology Physician$12.3 million6,067
28Matthew ButlerHematology & Oncology Physician$12.1 million1,727
29Aftab MahmoodHematology & Oncology Physician$12.1 million4,912
30Ronjay RakkhitHematology & Oncology Physician$11.5 million3,230
31Enrique GriegoFamily Medicine Physician$11.4 million50,546
32Melissa TonnPreventive Medicine/Occupational Environmental Medicine Physician$11.3 million47,654
33Zening HeMedical Oncology Physician$11.3 million2,867
34Rodolfo Estrada AnzuetoPulmonary Disease Physician$10.8 million1,406
35Rohit KapoorHematology & Oncology Physician$10.8 million2,316
36Sanober KablePulmonary Disease Physician$10.4 million5,852
37Sheeba ThomasMedical Oncology Physician$10.3 million1,232
38Jeffrey SpierSpecialist$10.3 million3,521
39Amir RasheedHematology & Oncology Physician$10.1 million3,071
40Haroutioun ShahinianHematology & Oncology Physician$9.9 million1,952
41Alex NguyenHematology & Oncology Physician$9.7 million2,382
42Daniel SaltzsteinUrology Physician$9.7 million5,446
43Ann Aleman WeinmannRheumatology Physician$9.7 million11,611
44Sergio RovnerEndocrinology, Diabetes & Metabolism Physician$9.6 million15,532
45Khoren HekimianFamily Medicine Physician$9.6 million111,851
46James VestalUrology Physician$9.6 million2,408
47Tri VuHematology & Oncology Physician$9.5 million3,378
48Kayvan KamaliRheumatology Physician$9.4 million17,518
49Ruben SaezHematology & Oncology Physician$9.3 million2,824
50Peter YauPulmonary Disease Physician$9.3 million1,467

Top 50 by opioid rate

PrescriberOpioid rateOpioid claims
1Ahmed ElhessyOrthopaedic Hand Surgery Physician100.0%14
2Alyssa MowrerSurgery Physician100.0%11
3Kimmie TallieFamily Nurse Practitioner100.0%29
4Daniel McLaughlinSurgery Physician100.0%12
5James CrossSurgery Physician100.0%18
6Rebecca DuranFamily Nurse Practitioner100.0%38
7Kavina JunejaSurgery Physician100.0%34
8Gene EarlInternal Medicine Physician100.0%12
9Jonathan ChongSurgery Physician100.0%16
10Mark LieserTrauma Surgery Physician100.0%11
11Ernest GonzalezSurgery Physician100.0%15
12Jennifer BarkerHospice and Palliative Medicine (Internal Medicine) Physician99.0%99
13Harvey ChenTransplant Surgery Physician97.5%78
14Jay CheekSurgery Physician97.4%38
15David DuvallSurgical Critical Care Physician97.4%37
16Christopher TaylorNeurological Surgery Physician97.3%36
17Miriam Garcia-HockerNurse Practitioner97.0%32
18Roy EdwardsSurgical Critical Care Physician96.4%27
19Daniel De ArmondThoracic Surgery (Cardiothoracic Vascular Surgery) Physician96.4%27
20Avafia DossaSurgery Physician96.2%25
21Matthew BowerSurgical Oncology Physician96.0%72
22Rhett LohmanSurgery Physician95.6%109
23Laurence RosenfieldGeneral Practice Physician95.6%391
24Sarah BaldwinNurse Practitioner95.5%85
25Debra DohertyTransplant Surgery Physician95.5%63
26Jon Paul HarmerAnesthesiology Physician95.4%3,671
27Ashleigh FontenotSurgical Critical Care Physician95.2%20
28Raheel BengaliInterventional Pain Medicine Physician95.2%2,263
29Sergey ShimunovSurgery Physician95.1%58
30Nicholas LongPhysician Assistant94.4%17
31Phuong TranGerontology Nurse Practitioner94.4%17
32Norberto VargasPain Medicine Physician94.4%4,739
33Jillian FleisherSurgery Physician94.3%82
34Sherry LimSurgery Physician94.1%16
35Lixana Vega VegaSurgery Physician94.1%16
36Augusto FloresAdult Health Nurse Practitioner94.0%63
37Andrew StoebnerOrthopaedic Hand Surgery Physician93.8%213
38Laura SchickPhysical Medicine & Rehabilitation Physician93.8%424
39Omair ToorPain Medicine (Anesthesiology) Physician93.8%2,314
40Craig DanielSurgery Physician93.8%15
41Fatima LomeliPhysician Assistant93.8%45
42James ParkerAnesthesiology Physician93.5%29
43Sassan EhdaiePain Medicine (Anesthesiology) Physician93.5%8,760
44John CliftonPain Medicine (Anesthesiology) Physician93.4%1,395
45Alexandra Hahn WaldenmaierSurgical Critical Care Physician93.3%14
46Darren NelsonEmergency Medicine Physician92.9%13
47Alda TamDiagnostic Radiology Physician92.9%13
48Mohamed IbrahimSurgery Physician92.9%26
49Mahan OstadianPain Medicine (Anesthesiology) Physician92.6%1,554
50Matthew NevittOrthopaedic Hand Surgery Physician92.6%349

Source: CMS Medicare Part D Prescribers by Provider, 2024 (data.cms.gov), matched to CMS NPPES by NPI. Opioid ranking needs at least 10 opioid claims; CMS leaves out counts under 11 beneficiaries.

Common questions

How many Medicare prescribers are in Texas?

Texas has 95,720 Medicare Part D prescribers who filed 114,622,272 claims totaling $20.1 billion in drug costs.

What is the opioid prescribing rate in Texas?

Opioids were 3.62 of every 100 Medicare Part D claims written by Texas prescribers in 2024, against 3.52 nationally (CMS). 53,969 of the state's 95,711 Part D prescribers (56.39%) wrote at least one opioid.

Checking a prescriber

Open the prescriber's record for the full NPI entry and prescribing detail, then confirm the license on the state board search. The Part D file covers Medicare Part D only; commercial, Medicaid, VA and cash prescriptions are not in it.

Prescriber rankings in other states

  1. Alabama
  2. Alaska
  3. American Samoa
  4. Arizona
  5. Arkansas
  6. California
  7. Colorado
  8. Connecticut
  9. Delaware
  10. District of Columbia
  11. Florida
  12. Georgia
  13. Guam
  14. Hawaii
  15. Idaho
  16. Illinois
  17. Indiana
  18. Iowa
  19. Kansas
  20. Kentucky
  21. Louisiana
  22. Maine
  23. Maryland
  24. Massachusetts
  25. Michigan
  26. Minnesota
  27. Mississippi
  28. Missouri
  29. Montana
  30. Nebraska
  31. Nevada
  32. New Hampshire
  33. New Jersey
  34. New Mexico
  35. New York
  36. North Carolina
  37. North Dakota
  38. Northern Mariana Islands
  39. Ohio
  40. Oklahoma
  41. Oregon
  42. Pennsylvania
  43. Puerto Rico
  44. Rhode Island
  45. South Carolina
  46. South Dakota
  47. Tennessee
  48. Texas
  49. Utah
  50. Vermont
  51. Virgin Islands
  52. Virginia
  53. Washington
  54. West Virginia
  55. Wisconsin
  56. Wyoming

National prescriber rankings · All rankings

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) 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 2026-09-28.