⚠️

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 →

Osvaldo CastroMD

Family Practice · Arecibo, PR 612

NPI: 1104846468

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21

🟡 Moderate

ML Fraud Detection Score: 91%

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

Elevated antipsychotic prescribing (65+)Opioid + benzodiazepine co-prescriberExtreme fills per patient

Risk indicators are statistical patterns, not allegations. Learn more

9,401

Total Claims

$609K

Drug Cost

250

Beneficiaries

$2,438

Cost/Patient

Risk Score Breakdown 21/100

Low (0)Moderate (15)Elevated (30)High (50+)
Opioid + benzodiazepine combo+8
Elderly antipsychotic prescribing+5
High fills per patient+5

Score components are additive. Read full methodology

Peer Comparison vs. 106,889 Family Practice providers

-76%

Opioid rate vs peers

0.6% vs 2.6% avg

+128%

Cost per patient vs peers

$2,438 vs $1,068 avg

+41%

Brand preference vs peers

12.7% vs 9.0% 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

🤖

ML fraud detection score of 91% indicates prescribing patterns with significant similarity to confirmed fraud cases. 18 out of 20 decision trees flagged this provider.

⚠️

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

0.6%

Opioid Rate

57

Opioid Claims

$453

Opioid Cost

Long-Acting Rate

Brand vs Generic

87% generic

Brand: 1,182 claims · $490K

Generic: 8,145 claims · $118K

Top Prescribed Drugs

Drug (Generic)ClaimsCost
Apixaban56$36K
Insulin Glargine,hum.Rec.Anlog76$35K
Dapagliflozin Propanediol42$34K
Sitagliptin Phosphate43$33K
Sitagliptin Phos/Metformin Hcl34$25K
Rivaroxaban38$25K
Budesonide/Formoterol Fumarate56$22K
Linagliptin27$18K
Insulin Lispro11$17K
Insulin Glargine,hum.Rec.Anlog20$14K
Levothyroxine Sodium203$14K
Linagliptin/Metformin Hcl18$14K
Sitagliptin Phos/Metformin Hcl19$14K
Fluticasone/Vilanterol28$14K
Linagliptin/Metformin Hcl14$12K

Prescribing Profile

116

Unique Drugs

$137K

IRA Negotiated Drugs

21.0

Anomaly Score

Patient Profile

73

Avg Age

56%

Female

3.07

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