Guiab, Mark Norbert

Guiab, Mark Norbert was paid $730K by Medicaid between Jan 2018 and Dec 2024, across 17 billing codes. Its largest line is 99309, Subsequent nursing facility care, per day, low to moderate complexity — 64% of everything it billed.

33Billing provider infoGUIAB, MARK NORBERT
CRETE, IL 60417

33aNPI1346770914assigned 06/15/2017

33bProvider typePsychiatric/Mental Health Nurse Practitioner

28Total paid$730K

24GClaims29,577

24DCodes billed17

24AFirst – last monthJan 2018 – Dec 2024

Compared with peers

Next to other Psychiatric/Mental Health Nurse Practitioner providers in Illinois

Rank by total paid#13 of 355

Median peer was paid$56K

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	1,516	$17K
2019	1,708	$25K
2020	2,519	$40K
2021	5,314	$114K
2022	6,701	$178K
2023	6,359	$167K
2024incomplete	5,460	$188K

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
99309	Subsequent nursing facility care, per day, low to moderate complexity	64%	14,605	13,367	$464K
99308	Subsequent nursing facility care, per day, straightforward	16%	7,322	6,915	$114K
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	8.6%	1,565	1,505	$63K
99213	Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity	7.1%	2,259	2,117	$52K
90792	Psychiatric diagnostic evaluation with medical services	2.3%	157	146	$17K
99335		1.0%	601	562	$7K
99310	Prolong nursin fac eval 15m	<1%	96	86	$4K
99306	Prolong nursin fac eval 15m	<1%	76	73	$3K
99348		<1%	181	178	$3K
99202	Office or other outpatient visit for the evaluation and management of a new patient, straightforward	<1%	85	85	$1K
99334		<1%	74	63	$708.43
99326		<1%	63	63	$659.77

5 more codes

98966		<1%	91	$354.50
99336		<1%	30	$282.68
G8427	Eligible clinician attests to documenting in the medical record they obtained, updated, or reviewed the patient's current medications	<1%	2,140	$4.50
G8510	Screening for depression is documented as negative, a follow-up plan is not required	0%	173	$0.00
G9903	Patient screened for tobacco use and identified as a tobacco non-user	0%	59	$0.00

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.