William P Maier MD PC

William P Maier MD PC was paid $955K by Medicaid between Jan 2018 and Nov 2024, across 15 billing codes. Its largest line is Q5104, Injection, infliximab-abda, biosimilar, (renflexis), 10 mg — 31% of everything it billed.

33Billing provider infoWILLIAM P MAIER MD PC
EUGENE, OR 97401

33aNPI1710107016assigned 04/27/2007

33bProvider typeRheumatology Physician

28Total paid$955K

24GClaims12,338

24DCodes billed15

24AFirst – last monthJan 2018 – Nov 2024

Compared with peers

Next to other Rheumatology Physician providers in Oregon

Rank by total paid#2 of 18

Median peer was paid$82K

This provider vs. median12×

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	977	$45K
2019	917	$34K
2020	974	$47K
2021	1,965	$91K
2022	2,355	$237K
2023	3,162	$329K
2024incomplete	1,988	$173K

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
Q5104	Injection, infliximab-abda, biosimilar, (renflexis), 10 mg	31%	561	257	$294K
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	21%	3,422	2,948	$196K
J1602	Injection, golimumab, 1 mg, for intravenous use	11%	124	68	$104K
96413	Chemotherapy administration, intravenous infusion; up to 1 hour, single or initial substance	10%	1,762	1,370	$99K
Q5103	Injection, infliximab-dyyb, biosimilar, (inflectra), 10 mg	8.7%	62	51	$83K
99213	Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity	7.5%	1,935	1,579	$71K
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	7.3%	768	689	$70K
96415		1.9%	1,112	858	$18K
96375	Therapeutic injection; each additional sequential IV push	1.2%	721	548	$11K
96365	Intravenous infusion, for therapy, prophylaxis, or diagnosis; initial, up to 1 hour	<1%	204	164	$5K
J2920	Injection, methylprednisolone sodium succinate, up to 40 mg	<1%	595	442	$2K
J1200	Injection, diphenhydramine hcl, up to 50 mg	<1%	752	417	$440.10

3 more codes

36415	Collection of venous blood by venipuncture	<1%	206	$183.38
J2919	Injection, methylprednisolone sodium succinate, 5 mg	<1%	51	$76.89
J7050	Infusion, normal saline solution, 250 cc	<1%	63	$13.92

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 officialMAIER, WILLIAM (OWNER AND MEDICAL DOCTOR)