Chang, Joann

Chang, Joann was paid $1K by Medicaid between Jan 2018 and Jun 2023, across 2 billing codes. Its largest line is 99213, doctor's office visit, returning patient (routine) — 62% of everything it billed.

33Billing provider infoCHANG, JOANN
LANCASTER, MA 01523

33aNPI1730359100assigned 03/02/2008

33bProvider typeOphthalmology Physician

28Total paid$1K

24GClaims41

24DCodes billed2

24AFirst – last monthJan 2018 – Jun 2023

Compared with peers

Next to other Ophthalmology Physician providers in Massachusetts

Rank by total paid#170 of 203

Median peer was paid$18K

This provider vs. median0.1×

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	26	$568.59
2023	15	$910.39

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
99213	Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity	62%	15	13	$910.39
92015	Determination of refractive state	38%	26	26	$568.59

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.