⚠️

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 →

William GrubbMD

Nephrology · Brunswick, GA 31520

NPI: 1093721532

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18

🟡 Moderate

Risk Flags

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

Risk indicators are statistical patterns, not allegations. Learn more

11,387

Total Claims

$1.6M

Drug Cost

570

Beneficiaries

$2,754

Cost/Patient

Risk Score Breakdown 18/100

Low (0)Moderate (15)Elevated (30)High (50+)
Opioid + benzodiazepine combo+8
Elderly antipsychotic prescribing+5
High fills per patient+3

Score components are additive. Read full methodology

Peer Comparison vs. 8,961 Nephrology providers

+115%

Cost per patient vs peers

$2,754 vs $1,283 avg

+96%

Brand preference vs peers

17.6% 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

⚠️

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

2.0%

Opioid Rate

229

Opioid Claims

$2,219

Opioid Cost

Long-Acting Rate

Brand vs Generic

82% generic

Brand: 1,980 claims · $1.3M

Generic: 9,283 claims · $247K

Top Prescribed Drugs

Drug (Generic)ClaimsCost
Dapagliflozin Propanediol219$202K
Apixaban151$147K
Empagliflozin91$101K
Semaglutide79$95K
Sucroferric Oxyhydroxide11$53K
Liraglutide39$48K
Sitagliptin Phosphate55$40K
Lipase/Protease/Amylase18$38K
Insulin Glargine,hum.Rec.Anlog68$38K
Denosumab19$32K
Rivaroxaban37$29K
Linagliptin24$27K
Tirzepatide24$27K
Evolocumab28$25K
Dulaglutide16$24K

Prescribing Profile

162

Unique Drugs

$552K

IRA Negotiated Drugs

$195K

GLP-1 Drugs

18.0

Anomaly Score

Patient Profile

76

Avg Age

57%

Female

2.44

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