Marin Nephrology

Marin Nephrology was paid $457K by Medicaid between Jan 2018 and May 2023, across 8 billing codes. Its largest line is 90960, End-stage renal disease related services monthly, for patients 20 years and older, with 4 or more face-to-face visits — 51% of everything it billed.

33Billing provider infoMARIN NEPHROLOGY
GREENBRAE, CA 94904

33aNPI1538489109assigned 06/07/2010

33bProvider typeNephrology Physician

28Total paid$457K

24GClaims6,868

24DCodes billed8

24AFirst – last monthJan 2018 – May 2023

Compared with peers

Next to other Nephrology Physician providers in California

Rank by total paid#90 of 363

Median peer was paid$80K

This provider vs. median5.7×

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	377	$16K
2019	701	$29K
2020	1,951	$138K
2021	1,850	$114K
2022	1,391	$108K
2023	598	$53K

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
90960	End-stage renal disease related services monthly, for patients 20 years and older, with 4 or more face-to-face visits	51%	1,501	1,463	$233K
90961		24%	880	828	$107K
99232	Hospital visit by a doctor, follow-up daySubsequent hospital care, per day, moderate complexity	22%	3,976	1,064	$101K
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	1.7%	349	326	$8K
99223	Prolong inpt eval add15 m	<1%	41	39	$3K
99233	Hospital visit by a doctor, follow-up day (complex)Prolong inpt eval add15 m	<1%	47	16	$2K
90962		<1%	58	58	$2K
99231	Subsequent hospital care, per day, straightforward or low complexity	<1%	16	12	$214.50

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 officialGALVIN, BARBARA (PRACTICE MANAGER)