⚠️

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 →

John LimburgM.D.

Family Practice · St. Simons Island, GA 31522

NPI: 1013900604

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15

🟡 Moderate

ML Fraud Detection Score: 93%

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

Learn more →

Risk Flags

Elevated antipsychotic prescribing (65+)Opioid + benzodiazepine co-prescriber

Risk indicators are statistical patterns, not allegations. Learn more

11,808

Total Claims

$1.3M

Drug Cost

848

Beneficiaries

$1,475

Cost/Patient

Risk Score Breakdown 15/100

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

Score components are additive. Read full methodology

Peer Comparison vs. 106,889 Family Practice providers

-16%

Opioid rate vs peers

2.2% vs 2.6% avg

+38%

Cost per patient vs peers

$1,475 vs $1,068 avg

+33%

Brand preference vs peers

12.0% 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 93% indicates prescribing patterns with significant similarity to confirmed fraud cases. 19 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

2.2%

Opioid Rate

255

Opioid Claims

$5,269

Opioid Cost

Long-Acting Rate

Brand vs Generic

88% generic

Brand: 1,401 claims · $1.0M

Generic: 10,316 claims · $220K

Top Prescribed Drugs

Drug (Generic)ClaimsCost
Semaglutide195$243K
Apixaban115$119K
Dulaglutide103$117K
Empagliflozin75$93K
Semaglutide29$49K
Rivaroxaban50$41K
Dapagliflozin Propanediol27$26K
Mirabegron38$24K
Cariprazine Hcl14$21K
Insulin Detemir27$20K
Estrogens, Conjugated30$16K
Fluticasone/Umeclidin/Vilanter21$14K
Insulin Aspart20$13K
Budesonide/Formoterol Fumarate16$13K
Insulin Degludec19$13K

Prescribing Profile

162

Unique Drugs

$291K

IRA Negotiated Drugs

$409K

GLP-1 Drugs

15.0

Anomaly Score

Patient Profile

75

Avg Age

56%

Female

1.05

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