Walter Wai-Tak Chien MD, a Professional Corporation

Walter Wai-Tak Chien MD, a Professional Corporation was paid $16K by Medicaid between Jan 2018 and Jun 2022, across 1 billing code. Its largest line is 99214, doctor's office visit, returning patient (more involved) — 100% of everything it billed.

33Billing provider infoWALTER WAI-TAK CHIEN MD, A PROFESSIONAL CORPORATION
MODESTO, CA 95355

33aNPI1982762993assigned 12/04/2006

33bProvider typeClinical Cardiac Electrophysiology Physician

28Total paid$16K

24GClaims359

24DCodes billed1

24AFirst – last monthJan 2018 – Jun 2022

Compared with peers

Next to other Clinical Cardiac Electrophysiology Physician providers in California

Rank by total paid#35 of 55

Median peer was paid$44K

This provider vs. median0.4×

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	$1K
2019	77	$3K
2020	93	$4K
2021	79	$3K
2022	84	$4K

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	100%	359	330	$16K

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.

From NPPES

Who's on the registration

Authorized officialCHIEN, WALTER (PRESIDENT)