Nanayakkara, Gamage

Nanayakkara, Gamage was paid $118K by Medicaid between Jan 2018 and Dec 2021, across 5 billing codes. Its largest line is 59425, — 89% of everything it billed.

33Billing provider infoNANAYAKKARA, GAMAGE
CORONA, CA 92883

33aNPI1497836464assigned 10/18/2006

33bProvider typeObstetrics & Gynecology Physician

28Total paid$118K

24GClaims2,082

24DCodes billed5

24AFirst – last monthJan 2018 – Dec 2021

Compared with peers

Next to other Obstetrics & Gynecology Physician providers in California

Rank by total paid#329 of 791

Median peer was paid$67K

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
2018	597	$33K
2019	317	$19K
2020	538	$31K
2021	630	$35K

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
59425		89%	1,740	1,034	$104K
Z1034		6.1%	131	75	$7K
99213	Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity	4.4%	180	163	$5K
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	<1%	19	19	$966.94
Z6400		<1%	12	12	$136.26

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.