Bayer, William

Bayer, William was paid $43K by Medicaid between Jan 2018 and Oct 2024, across 1 billing code. Its largest line is 99214, doctor's office visit, returning patient (more involved) — 100% of everything it billed.

33Billing provider infoBAYER, WILLIAM
CAROL STREAM, IL 60188

33aNPI1528162898assigned 09/08/2006

33bProvider typeEndocrinology, Diabetes & Metabolism Physician

28Total paid$43K

24GClaims737

24DCodes billed1

24AFirst – last monthJan 2018 – Oct 2024

Compared with peers

Next to other Endocrinology, Diabetes & Metabolism Physician providers in Illinois

Rank by total paid#64 of 193

Median peer was paid$18K

This provider vs. median2.4×

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	34	$2K
2019	70	$4K
2020	96	$6K
2021	100	$5K
2022	160	$9K
2023	180	$10K
2024incomplete	97	$7K

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%	737	641	$43K

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.