Chang, Huan

Chang, Huan was paid $265K by Medicaid between Jan 2018 and Dec 2024, across 7 billing codes. Its largest line is 99214, doctor's office visit, returning patient (more involved) — 94% of everything it billed.

33Billing provider infoCHANG, HUAN
CHICAGO, IL 60612

33aNPI1336244870assigned 09/13/2006

33bProvider typeRheumatology Physician

28Total paid$265K

24GClaims4,051

24DCodes billed7

24AFirst – last monthJan 2018 – Dec 2024

Compared with peers

Next to other Rheumatology Physician providers in Illinois

Rank by total paid#4 of 140

Median peer was paid$20K

This provider vs. median13×

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	581	$39K
2019	726	$61K
2020	549	$56K
2021	478	$21K
2022	589	$29K
2023	595	$28K
2024incomplete	533	$30K

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
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	94%	3,632	3,200	$248K
99213	Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity	3.9%	131	120	$10K
99215	Doctor's office visit, returning patient (complex)Prolong outpt/office vis	1.9%	80	71	$5K
85025	Blood count; complete (CBC), automated, and automated differential WBC count	<1%	87	58	$388.89
80053	Comprehensive metabolic panel	<1%	17	15	$135.72
85652		<1%	59	40	$118.03
36415	Collection of venous blood by venipuncture	<1%	45	43	$45.10

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.