Chang Sing, Peter

Chang Sing, Peter was paid $4K by Medicaid between Mar 2018 and Dec 2021, across 3 billing codes. Its largest line is 93000, — 58% of everything it billed.

33Billing provider infoCHANG SING, PETER
SANTA ROSA, CA 95405

33aNPI1386678902assigned 07/10/2006

33bProvider typeClinical Cardiac Electrophysiology Physician

28Total paid$4K

24GClaims152

24DCodes billed3

24AFirst – last monthMar 2018 – Dec 2021

Compared with peers

Next to other Clinical Cardiac Electrophysiology Physician providers in California

Rank by total paid#39 of 55

Median peer was paid$44K

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	84	$2K
2019	40	$1K
2020	13	$447.85
2021	15	$626.99

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
93000		58%	97	97	$2K
99204	Doctor's office visit, new patient (more involved)Office or other outpatient visit for the evaluation and management of a new patient, moderate complexity	27%	28	28	$1K
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	15%	27	27	$569.79

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.