Ahn, Wooin

Ahn, Wooin was paid $25K by Medicaid between Aug 2020 and Mar 2023, across 5 billing codes. Its largest line is 99233, hospital visit by a doctor, follow-up day (complex) — 58% of everything it billed.

33Billing provider infoAHN, WOOIN
PORTLAND, OR 97239

33aNPI1366608267assigned 07/31/2008

33bProvider typeInternal Medicine Physician

28Total paid$25K

24GClaims1,270

24DCodes billed5

24AFirst – last monthAug 2020 – Mar 2023

Compared with peers

Next to other Internal Medicine Physician providers in Oregon

Rank by total paid#43 of 96

Median peer was paid$14K

This provider vs. median1.8×

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	163	$3K
2021	525	$9K
2022	466	$11K
2023	116	$2K

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
99233	Hospital visit by a doctor, follow-up day (complex)Prolong inpt eval add15 m	58%	946	403	$14K
90960	End-stage renal disease related services monthly, for patients 20 years and older, with 4 or more face-to-face visits	31%	166	166	$8K
90961		4.7%	27	27	$1K
99232	Hospital visit by a doctor, follow-up daySubsequent hospital care, per day, moderate complexity	3.7%	88	49	$922.06
99222	Initial hospital care, per day, moderate complexity	2.5%	43	41	$630.54

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.