Larson, Justin

Larson, Justin was paid $211K by Medicaid between Jan 2018 and Nov 2024, across 5 billing codes. Its largest line is 99284, emergency room visit (serious) — 53% of everything it billed.

33Billing provider infoLARSON, JUSTIN
CAMBRIDGE, MA 02139

33aNPI1821319393assigned 06/18/2010

33bProvider typeEmergency Medicine Physician

28Total paid$211K

24GClaims2,568

24DCodes billed5

24AFirst – last monthJan 2018 – Nov 2024

Compared with peers

Next to other Emergency Medicine Physician providers in Massachusetts

Rank by total paid#61 of 618

Median peer was paid$8K

This provider vs. median25×

Peers share this provider's primary NPPES type and state. Size alone says nothing about billing quality: a big agency or a hospital system is expected to sit far above the median.

Box 24A · Dates of service

Paid by month

Paid that monthNov–Dec 2024: claims still arriving when the file was cut, so these months run low for every provider

By year, as a table

Year	Claims	Paid
2018	658	$53K
2019	569	$47K
2020	299	$31K
2021	361	$29K
2022	429	$31K
2023	219	$18K
2024incomplete	33	$3K

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
99284	Emergency room visit (serious)Emergency department visit for the evaluation and management, high severity	53%	1,260	1,245	$111K
99285	Emergency room visit (most serious)Emergency department visit for the evaluation and management, high severity with immediate threat to life	27%	444	443	$58K
99283	Emergency room visit (moderate)Emergency department visit for the evaluation and management, moderate severity	19%	836	834	$40K
99214	Doctor's office visit, returning patient (more involved)Office or other outpatient visit for the evaluation and management of an established patient, moderate complexity	<1%	15	15	$1K
99203	Doctor's office visit, new patient (routine)Office or other outpatient visit for the evaluation and management of a new patient, low complexity	<1%	13	13	$937.64

Claims and beneficiary counts add up across code × month rows, so one patient seen every month counts many times. Rows with fewer than 12 claims are suppressed by HHS, so small lines can be missing.