ProPublica

Journalism in the Public Interest

Prescriber Checkup

Prescriber Checkup » California » Obstetrics Gynecology

Top Obstetrics Gynecology Prescribers in California

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
LORAINE DIEGO MD

Obstetrics Gynecology

16,233

$761K

435
242 are 65+

18%
prescriptions for brand name drugs

Avg: 41%

$47
Average prescription price

Avg: $93

ILEANA SHAW MD

Obstetrics Gynecology

6,665

$258K

300
278 are 65+

14%
prescriptions for brand name drugs

Avg: 41%

$39
Average prescription price

Avg: $93

LESLIE BALLARD M.D.

Obstetrics Gynecology

5,363

$395K

472
308 are 65+

24%
prescriptions for brand name drugs

Avg: 41%

$74
Average prescription price

Avg: $93

JOSEPH SPRACHER MD

Obstetrics Gynecology

4,694

$355K

283
262 are 65+

29%
prescriptions for brand name drugs

Avg: 41%

$76
Average prescription price

Avg: $93

MARK GARRISON DO

Obstetrics Gynecology

2,512

$206K

255
200 are 65+

28%
prescriptions for brand name drugs

Avg: 41%

$82
Average prescription price

Avg: $93

JOHNNIE HAM M.D.

Obstetrics Gynecology

2,480

$220K

131
82 are 65+

23%
prescriptions for brand name drugs

Avg: 41%

$89
Average prescription price

Avg: $93

SHAGUFTA YASMEEN M.D.

Obstetrics Gynecology

2,354

$97.2K

334
297 are 65+

17%
prescriptions for brand name drugs

Avg: 41%

$41
Average prescription price

Avg: $93

RALPH MAYER M.D.

Obstetrics Gynecology

2,262

$96.9K

199
158 are 65+

18%
prescriptions for brand name drugs

Avg: 41%

$43
Average prescription price

Avg: $93

CO PHAM MD

Obstetrics Gynecology

1,939

$261K

209
191 are 65+

51%
prescriptions for brand name drugs

Avg: 41%

$135
Average prescription price

Avg: $93

SHERRY THOMAS MD MPH

Obstetrics Gynecology

1,812

$200K

320
303 are 65+

54%
prescriptions for brand name drugs

Avg: 41%

$110
Average prescription price

Avg: $93

VERONICA ABUSLEME M.D.

Obstetrics Gynecology

1,749

$117K

249
178 are 65+

36%
prescriptions for brand name drugs

Avg: 41%

$67
Average prescription price

Avg: $93

GARY TOIG M.D.

Obstetrics Gynecology

1,562

$165K

91
75 are 65+

32%
prescriptions for brand name drugs

Avg: 41%

$106
Average prescription price

Avg: $93

RISA KAGAN M.D,

Obstetrics Gynecology

1,467

$172K

297
264 are 65+

64%
prescriptions for brand name drugs

Avg: 41%

$117
Average prescription price

Avg: $93

MARKI KNOX M.D.

Obstetrics Gynecology

1,450

$149K

248
207 are 65+

62%
prescriptions for brand name drugs

Avg: 41%

$103
Average prescription price

Avg: $93

ELIAS MOUKARZEL M.D.

Obstetrics Gynecology

1,450

$198K

278
240 are 65+

64%
prescriptions for brand name drugs

Avg: 41%

$137
Average prescription price

Avg: $93

RIGOBERTO GUTIERREZ

Obstetrics Gynecology

1,415

$56K

119
65 are 65+

15%
prescriptions for brand name drugs

Avg: 41%

$40
Average prescription price

Avg: $93

CHRISTOPHER SMALE M.D.

Obstetrics Gynecology

1,410

$80K

142
117 are 65+

29%
prescriptions for brand name drugs

Avg: 41%

$57
Average prescription price

Avg: $93

JAMES DUNN M.D.

Obstetrics Gynecology

1,386

$105K

300
234 are 65+

32%
prescriptions for brand name drugs

Avg: 41%

$76
Average prescription price

Avg: $93

JUDITH BLISS

Obstetrics Gynecology

1,383

$497K

95
33 are 65+

36%
prescriptions for brand name drugs

Avg: 41%

$360
Average prescription price

Avg: $93

KAREN DONLEY M.D.

Obstetrics Gynecology

1,364

$114K

247
228 are 65+

36%
prescriptions for brand name drugs

Avg: 41%

$83
Average prescription price

Avg: $93

PARVIN MIRABADI MD

Obstetrics Gynecology

1,330

$149K

208
173 are 65+

51%
prescriptions for brand name drugs

Avg: 41%

$112
Average prescription price

Avg: $93

KARIE MCMURRAY M.D.

Obstetrics Gynecology

1,212

$115K

289
256 are 65+

50%
prescriptions for brand name drugs

Avg: 41%

$95
Average prescription price

Avg: $93

JOHN PFEFFER M.D.

Obstetrics Gynecology

1,129

$105K

220
183 are 65+

43%
prescriptions for brand name drugs

Avg: 41%

$93
Average prescription price

Avg: $93

FELICIA OTA M.D.

Obstetrics Gynecology

1,109

$104K

234
206 are 65+

56%
prescriptions for brand name drugs

Avg: 41%

$94
Average prescription price

Avg: $93

THOMAS PERRY M.D.

Obstetrics Gynecology

1,083

$116K

244
193 are 65+

45%
prescriptions for brand name drugs

Avg: 41%

$107
Average prescription price

Avg: $93

Sources

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