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Prescriber Checkup

Prescriber Checkup » Washington » Internal Medicine

Top Internal Medicine Prescribers in Washington

Top Prescribers

Providers are grouped by the primary specialty they listed when applying for a national health ID number. This doesn’t necessarily mean the person has special training or certification. Specialty is self-reported by providers and may have changed. Patients and claims shown are for Medicare Part D only.

Prescriber Claims Filled Total Cost Medicare Part D Patients Claims for Brand Name Drugs Brand Name Drugs Prescription Price
KENNETH SHIBATA MD

Internal Medicine

11,717

$550K

720
552 are 65+

18%
prescriptions for brand name drugs

Avg: 20%

$47
Average prescription price

Avg: $55

MARC MITCHELL M.D.

Internal Medicine

9,281

$549K

567
540 are 65+

20%
prescriptions for brand name drugs

Avg: 20%

$59
Average prescription price

Avg: $55

JOEL FAUSTO ESTRADA MD

Internal Medicine

8,209

$547K

400
299 are 65+

20%
prescriptions for brand name drugs

Avg: 20%

$67
Average prescription price

Avg: $55

MICHAEL PARISOT MD

Internal Medicine

9,812

$545K

570
497 are 65+

17%
prescriptions for brand name drugs

Avg: 20%

$56
Average prescription price

Avg: $55

I JEN CHEN MD

Internal Medicine

12,606

$544K

378
366 are 65+

26%
prescriptions for brand name drugs

Avg: 20%

$43
Average prescription price

Avg: $55

JOHN LANK MD

Internal Medicine

10,299

$535K

481
382 are 65+

16%
prescriptions for brand name drugs

Avg: 20%

$52
Average prescription price

Avg: $55

JAMES CAMPBELL M.D.

Internal Medicine

8,341

$532K

395
363 are 65+

23%
prescriptions for brand name drugs

Avg: 20%

$64
Average prescription price

Avg: $55

YONG SHIN M.D.

Internal Medicine

10,152

$531K

428
366 are 65+

16%
prescriptions for brand name drugs

Avg: 20%

$52
Average prescription price

Avg: $55

HOWARD LICHTENSTEIN M.D.

Internal Medicine

11,060

$530K

664
560 are 65+

16%
prescriptions for brand name drugs

Avg: 20%

$48
Average prescription price

Avg: $55

MANDEEP SAINI MD

Internal Medicine

8,914

$530K

559
459 are 65+

17%
prescriptions for brand name drugs

Avg: 20%

$59
Average prescription price

Avg: $55

ANN DANNHAUER MD

Internal Medicine

7,143

$528K

336
276 are 65+

20%
prescriptions for brand name drugs

Avg: 20%

$74
Average prescription price

Avg: $55

MICHAEL WILCOX M.D.

Internal Medicine

10,136

$527K

381
357 are 65+

20%
prescriptions for brand name drugs

Avg: 20%

$52
Average prescription price

Avg: $55

GUITO WINGFIELD M.D.

Internal Medicine

8,372

$526K

401
322 are 65+

24%
prescriptions for brand name drugs

Avg: 20%

$63
Average prescription price

Avg: $55

TIMOTHY GARDNER MD

Internal Medicine

8,698

$526K

472
398 are 65+

20%
prescriptions for brand name drugs

Avg: 20%

$61
Average prescription price

Avg: $55

RICHARD TERRY MD

Internal Medicine

10,317

$521K

521
462 are 65+

18%
prescriptions for brand name drugs

Avg: 20%

$51
Average prescription price

Avg: $55

HUNG PHAN

Internal Medicine

11,963

$520K

317
237 are 65+

22%
prescriptions for brand name drugs

Avg: 20%

$43
Average prescription price

Avg: $55

JOHN PENG MD

Internal Medicine

7,876

$519K

433
345 are 65+

18%
prescriptions for brand name drugs

Avg: 20%

$66
Average prescription price

Avg: $55

RALUCA IONESCU MD

Internal Medicine

9,484

$516K

493
387 are 65+

19%
prescriptions for brand name drugs

Avg: 20%

$54
Average prescription price

Avg: $55

ARNULFO DERAY MD

Internal Medicine

9,616

$515K

668
654 are 65+

19%
prescriptions for brand name drugs

Avg: 20%

$54
Average prescription price

Avg: $55

WILLIAM ASHBY M.D.

Internal Medicine

11,294

$511K

262
225 are 65+

22%
prescriptions for brand name drugs

Avg: 20%

$45
Average prescription price

Avg: $55

MARK THORSON MD

Internal Medicine

10,172

$510K

502
437 are 65+

22%
prescriptions for brand name drugs

Avg: 20%

$50
Average prescription price

Avg: $55

CARRIE HORWITCH MD

Internal Medicine

2,174

$510K

114
83 are 65+

34%
prescriptions for brand name drugs

Avg: 20%

$235
Average prescription price

Avg: $55

DAVID CLINE MD

Internal Medicine

6,946

$510K

312
258 are 65+

24%
prescriptions for brand name drugs

Avg: 20%

$73
Average prescription price

Avg: $55

MICHAEL MARTONICK MD

Internal Medicine

10,336

$508K

589
505 are 65+

15%
prescriptions for brand name drugs

Avg: 20%

$49
Average prescription price

Avg: $55

SIMA ISSEN M.D.

Internal Medicine

8,091

$507K

441
354 are 65+

22%
prescriptions for brand name drugs

Avg: 20%

$63
Average prescription price

Avg: $55

Sources

Centers for Medicare and Medicaid Services; National Technical Information Service; First Databank