Mrejen, Karen

Mrejen, Karen was paid $5K by Medicaid between Apr 2020 and Nov 2024, across 5 billing codes. Its largest line is 99213, doctor's office visit, returning patient (routine) — 65% of everything it billed.

33Billing provider infoMREJEN, KAREN
ROCKVILLE CENTRE, NY 11570

33aNPI1902999212assigned 10/02/2006

33bProvider typePulmonary Disease Physician

28Total paid$5K

24GClaims415

24DCodes billed5

24AFirst – last monthApr 2020 – Nov 2024

Compared with peers

Next to other Pulmonary Disease Physician providers in New York

Rank by total paid#244 of 413

Median peer was paid$8K

This provider vs. median0.6×

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
2020	83	$728.28
2021	23	$335.52
2023	56	$586.77
2024incomplete	253	$3K

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
99213	Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity	65%	137	134	$3K
99232	Hospital visit by a doctor, follow-up daySubsequent hospital care, per day, moderate complexity	16%	83	30	$728.28
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	12%	27	26	$551.02
99233	Hospital visit by a doctor, follow-up day (complex)Prolong inpt eval add15 m	7.4%	23	12	$335.52
G2211	Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's single, serious condition or a complex condition. (add-on code, list separately in addition to office/outpatient evaluation and management visit, new or established)	0%	145	139	$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.