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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 →

Cory CarlstonM.D.

Hand Surgery · Portland, OR 97216

NPI: 1003121849

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21

🟡 Moderate

Risk Flags

99th percentile opioid prescribingVery low drug diversity

Risk indicators are statistical patterns, not allegations. Learn more

212

Total Claims

$1,589

Drug Cost

160

Beneficiaries

$10

Cost/Patient

Risk Score Breakdown 21/100

Low (0)Moderate (15)Elevated (30)High (50+)
Opioid rate (national percentile)+15
Low drug diversity+6

Score components are additive. Read full methodology

Peer Comparison vs. 1,241 Hand Surgery providers

+74%

Opioid rate vs peers

80.7% vs 46.5% avg

🔎 Data Overview

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Prescribes only 2 unique drugs with a 80.7% opioid rate. Very low drug diversity combined with high opioid prescribing is a classic statistical marker of potential pill mill operations. However, some legitimate practices (e.g., addiction treatment with buprenorphine) can show similar patterns.

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

Opioid Prescribing

80.7%

Opioid Rate

171

Opioid Claims

$514

Opioid Cost

Long-Acting Rate

This provider's opioid prescribing rate of 80.7% is above the 20% threshold that CMS considers elevated.

Brand vs Generic

100% generic

Brand: 0 claims · $0

Generic: 208 claims · $991

Top Prescribed Drugs

Drug (Generic)ClaimsCost
Oxycodone Hcl147$437
Hydrocodone/Acetaminophen16$62

Prescribing Profile

2

Unique Drugs

21.0

Anomaly Score

Patient Profile

70

Avg Age

68%

Female

1.49

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