⚠️

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 →

Ruben Rosario CastilloM.D

General Practice · Lajas, PR 00667

NPI: 1063412856

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24

🟡 Moderate

ML Fraud Detection Score: 95%

Machine learning model identifies prescribing patterns consistent with confirmed fraud cases. This is a statistical indicator, not an accusation.

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Risk Flags

High antipsychotic prescribing (65+)Opioid + benzodiazepine co-prescriberHigh fills per patient

Risk indicators are statistical patterns, not allegations. Learn more

36,691

Total Claims

$1.5M

Drug Cost

1,292

Beneficiaries

$1,137

Cost/Patient

Risk Score Breakdown 24/100

Low (0)Moderate (15)Elevated (30)High (50+)
Elderly antipsychotic prescribing+10
Opioid + benzodiazepine combo+8
High fills per patient+3

Score components are additive. Read full methodology

Peer Comparison vs. 7,389 General Practice providers

-53%

Opioid rate vs peers

1.2% vs 2.5% avg

+1%

Cost per patient vs peers

$1,137 vs $1,128 avg

+8%

Brand preference vs peers

9.1% vs 8.4% avg

⚠️ Opioid + Benzodiazepine Co-Prescriber

This provider prescribes both opioids and benzodiazepines. The FDA has issued a Black Box Warning about the life-threatening risks of concurrent use.

🔎 Data Overview

🤖

Our machine learning model — trained on 281 confirmed fraud cases — gives this provider a "Very High" fraud-pattern score. All 20 decision trees in our ensemble model agree that this provider's prescribing patterns resemble those of confirmed fraud cases. This is a statistical finding, not an accusation.

⚠️

This provider co-prescribes opioids and benzodiazepines — a combination carrying an FDA Black Box Warning due to increased risk of respiratory depression and death. While sometimes clinically necessary, this combination requires careful justification.

Insights generated from CMS data analysis. Statistical patterns are not accusations — always consider clinical context.

Opioid Prescribing

1.2%

Opioid Rate

427

Opioid Claims

$5,337

Opioid Cost

Long-Acting Rate

Brand vs Generic

91% generic

Brand: 3,315 claims · $1.0M

Generic: 33,043 claims · $426K

Top Prescribed Drugs

Drug (Generic)ClaimsCost
Dapagliflozin Propanediol181$111K
Insulin Glargine,hum.Rec.Anlog189$76K
Apixaban101$62K
Insulin Nph Hum/Reg Insulin Hm185$61K
Sitagliptin Phos/Metformin Hcl70$50K
Rivaroxaban88$49K
Dapaglifloz Propaned/Metformin73$45K
Empagliflozin54$37K
Sitagliptin Phos/Metformin Hcl78$37K
Empagliflozin/Linagliptin52$33K
Ticagrelor69$32K
Insulin Glargine,hum.Rec.Anlog70$31K
Empagliflozin/Metformin Hcl38$31K
Insulin Nph Human Isophane90$30K
Levothyroxine Sodium428$28K

Prescribing Profile

229

Unique Drugs

$260K

IRA Negotiated Drugs

24.0

Anomaly Score

Patient Profile

75

Avg Age

52%

Female

1.63

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 of wrongdoing.Methodology · About · Dispute this data