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Risk scores are statistical indicators based on prescribing patterns compared to specialty peers. They are NOT allegations of fraud, misconduct, or improper care. Many legitimate medical reasons can explain outlier prescribing.

Read our methodology →

Irving GislasonMD

Neuropsychiatry · Garden Grove, CA 92840

NPI: 1013180355

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23

🟡 Moderate

🚫 This provider appears on the OIG List of Excluded Individuals/Entities (LEIE)

Exclusion type: 1128b4 · Date: 20251218 · State: CA

Risk Flags

OIG Excluded ProviderHigh fills per patient

Risk indicators are statistical patterns, not allegations. Learn more

500

Total Claims

$14K

Drug Cost

24

Beneficiaries

$586

Cost/Patient

Risk Score Breakdown 23/100

Low (0)Moderate (15)Elevated (30)High (50+)
OIG excluded provider+20
High fills per patient+3

Score components are additive. Read full methodology

Peer Comparison vs. 1,619 Neuropsychiatry providers

-53%

Cost per patient vs peers

$586 vs $1,249 avg

+23%

Brand preference vs peers

6.6% vs 5.4% avg

Brand vs Generic

93% generic

Brand: 33 claims · $3,859

Generic: 467 claims · $10K

Top Prescribed Drugs

Drug (Generic)ClaimsCost
Mirtazapine12$3,339
Dextroamphetamine/Amphetamine44$1,639
Methylphenidate Hcl23$956
Clonazepam58$738
Trazodone Hcl26$561
Bupropion Hcl37$437
Gabapentin28$378
Bupropion Hcl15$330
Alprazolam38$292
Duloxetine Hcl12$225
Sertraline Hcl13$213
Escitalopram Oxalate22$197
Nortriptyline Hcl13$161
Zolpidem Tartrate22$116
Temazepam12$44

Prescribing Profile

14

Unique Drugs

23.0

Anomaly Score

Patient Profile

67

Avg Age

Female

0.94

Avg Risk Score

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Data from CMS Medicare Part D Prescriber Public Use File, 2023. Risk scores are statistical indicators, not allegations.Methodology · About