Registry data as of Aug 27, 2026

Delaware Medicare prescriber rankings

4,475 Delaware prescribers billed $953.9 million in Medicare Part D drugs in 2024, the 45th largest of 56 states and territories. The average opioid rate is 6.2%, above the national 6.1%.

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

  • Prescribers4,475
  • Part D drug cost$953.9 million
  • Average per prescriber$213,165
  • Prescribers with opioid claims1,354
  • Average opioid rate6.2%

Reading the Delaware tables

Delaware's 4,475 prescribers wrote 5,223,073 Part D claims in 2024, about $213,165 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
1Jason SilversteenNeurology Physician$10.0 million4,080
2Jamal MislehHematology & Oncology Physician$9.1 million2,585
3Rishi SawhneyHematology (Internal Medicine) Physician$6.5 million1,476
4Jill MackeyFamily Medicine Physician$6.1 million31,178
5Michael BoyleFamily Nurse Practitioner$6.0 million27,550
6Maged HosnyRheumatology Physician$5.4 million8,831
7Thomas BurkeDermatology Physician$5.4 million4,707
8Cara GroveFamily Nurse Practitioner$5.3 million2,670
9Robert JakubowskiInternal Medicine Physician$5.2 million2,412
10Ritu RastogiInternal Medicine Physician$5.0 million55,907
11Jose PandoRheumatology Physician$4.9 million4,755
12Philip SchwartzRheumatology Physician$4.9 million3,252
13Ammar AlzoubiInternal Medicine Physician$4.8 million721
14Dhaval ShahStudent in an Organized Health Care Education/Training Program$4.5 million1,533
15Beshara HelouInternal Medicine Physician$4.0 million19,869
16William MazurInfectious Disease Physician$4.0 million1,519
17Andrew HimelsteinHospice and Palliative Medicine (Family Medicine) Physician$3.8 million1,499
18Ripudaman HundalEndocrinology, Diabetes & Metabolism Physician$3.8 million9,111
19Jason PalopoliHematology & Oncology Physician$3.6 million917
20Joanna KhatibEndocrinology, Diabetes & Metabolism Physician$3.5 million5,700
21Rajinder PrasadCardiovascular Disease Physician$3.5 million13,959
22Danniell HicksNurse Practitioner$3.5 million4,597
23Nisarg DesaiHematology & Oncology Physician$3.4 million1,216
24Jay DaveNeurology Physician$3.3 million7,611
25Reetu SinghEndocrinology, Diabetes & Metabolism Physician$3.2 million5,986
26Shawn BlackburnPhysician Assistant$3.2 million19,616
27Martha Hosford SkapofHematology & Oncology Physician$3.2 million1,623
28Sharon MinerAdult Health Nurse Practitioner$3.0 million4,481
29Vikas BatraSleep Medicine (Internal Medicine) Physician$3.0 million3,580
30Eranga HaththotuwaCardiovascular Disease Physician$2.9 million5,695
31Kathrina ChuaHematology (Internal Medicine) Physician$2.9 million793
32Ahmad ElayyanInternal Medicine Physician$2.8 million4,578
33Kenneth SunnergrenCardiovascular Disease Physician$2.8 million9,203
34Ercilia AriasCritical Care Medicine (Internal Medicine) Physician$2.8 million2,810
35Christopher MitchellUrology Physician$2.8 million1,453
36Avinash RavipatiEndocrinology, Diabetes & Metabolism Physician$2.8 million4,785
37Prakash SeshadriEndocrinology, Diabetes & Metabolism Physician$2.8 million6,418
38Nouman AsifHematology & Oncology Physician$2.8 million1,087
39Lourdes AponteInternal Medicine Physician$2.8 million12,453
40Mark EvangelistaInternal Medicine Physician$2.8 million20,166
41Victoria CooperNurse Practitioner$2.8 million1,886
42Stewert SmithOphthalmology Physician$2.7 million2,143
43Anthony AlfieriCardiovascular Disease Physician$2.7 million8,879
44Ivonne HerreraRheumatology Physician$2.7 million2,991
45Lawrence KempNeurology Physician$2.7 million3,217
46Yvonne JonesRegistered Nurse$2.6 million3,998
47Ramon RosaCardiovascular Disease Physician$2.6 million9,218
48Scott HallHematology (Internal Medicine) Physician$2.5 million591
49Sandeep DevarapalliNeuromuscular Medicine (Psychiatry & Neurology) Physician$2.5 million1,161
50Mayumi Anthony-GubitosiAdult Health Nurse Practitioner$2.5 million4,984

Top 50 by opioid rate

PrescriberOpioid rateOpioid claims
1Robert BiddlePhysician Assistant100.0%15
2John PattersonOrthopaedic Hand Surgery Physician94.2%162
3Peter SantoroSurgery Physician90.9%50
4Asit PatelAnesthesiology Physician85.7%1,785
5Kristin CordreyPhysician Assistant85.2%144
6David SowaOrthopaedic Surgery Physician84.2%319
7Alison JenningsInfusion Therapy Registered Nurse84.1%592
8Uday UthamanFamily Medicine Physician83.1%2,646
9Stephen WolfSurgical Physician Assistant82.9%97
10Cheryl ZdanaFamily Nurse Practitioner82.5%4,380
11Paul KupchaOrthopaedic Foot and Ankle Surgery Physician78.9%56
12Marek DenisiukOrthopaedic Surgery Physician78.3%18
13Diane Bell-CornishAddiction (Substance Use Disorder) Registered Nurse77.9%618
14Rachael GrossoHospitalist Physician77.8%14
15James SpellmanSurgical Oncology Physician75.4%43
16Richard JaskewichPhysician Assistant74.7%192
17James BonnerPhysical Medicine & Rehabilitation Physician74.1%1,151
18Jeffrey LynchOrthopaedic Surgery Physician73.5%25
19Gerald DworkinPain Medicine (Physical Medicine & Rehabilitation) Physician71.9%478
20Michael ConwaySurgery Physician71.4%15
21Debra HayesNurse Practitioner71.0%799
22Joseph SciaccaStudent in an Organized Health Care Education/Training Program70.8%17
23Mark FaccioloSurgery Physician69.8%104
24Phong LePain Medicine (Anesthesiology) Physician69.8%2,189
25Laura OliverSurgical Physician Assistant69.7%23
26Peter CoveleskiPhysical Medicine & Rehabilitation Physician69.6%3,754
27Shirley BrogleyHospice and Palliative Medicine (Family Medicine) Physician69.6%503
28Jerome LeeSurgery Physician68.9%31
29Christopher HoverPhysician Assistant68.9%3,241
30Omkar BaxiOrthopaedic Surgery Physician68.2%58
31Jessica SebastianPain Medicine (Physical Medicine & Rehabilitation) Physician68.1%2,958
32Francis VelezSurgery Physician67.6%23
33Aimee FongPhysician Assistant67.3%1,635
34Daniel NasrAnesthesiology Physician67.0%2,401
35Jay FreidPhysical Medicine & Rehabilitation Physician66.8%6,828
36Alexander MatzPain Medicine (Anesthesiology) Physician66.8%2,834
37Barry BakstSports Medicine (Physical Medicine & Rehabilitation) Physician66.7%122
38Victoria O'BrienStudent in an Organized Health Care Education/Training Program66.7%16
39Arielle BrackettStudent in an Organized Health Care Education/Training Program66.7%26
40Shannon FitzpatrickOrthopaedic Hand Surgery Physician66.4%312
41Omar SolimanPhysician Assistant65.9%2,107
42Shannon MohollenPhysician Assistant65.7%2,174
43Candice RobertsFamily Nurse Practitioner65.5%3,592
44James DowningPain Medicine (Anesthesiology) Physician64.5%40
45Ramaz MetreveliSurgery Physician64.4%85
46Pramod YadhatiPain Medicine (Anesthesiology) Physician64.1%777
47George DuffieldPhysician Assistant64.0%16
48Chee WooInterventional Pain Medicine Physician64.0%1,955
49Craig SternbergSports Medicine (Physical Medicine & Rehabilitation) Physician63.4%414
50Patricia GibbonsPain Medicine (Anesthesiology) Physician63.4%829

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 Delaware?

Delaware has 4,475 Medicare Part D prescribers who filed 5,223,073 claims totaling $953.9 million in drug costs.

What is the opioid prescribing rate in Delaware?

The average opioid prescribing rate in Delaware is 6.2%. 1,354 prescribers in the state had at least one opioid claim. The national average is 6.1%.

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

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026-09-26.