Bay Infectious Disease

Bay Infectious Disease was paid $46K by Medicaid between Jan 2018 and May 2024, across 3 billing codes. Its largest line is 99232, hospital visit by a doctor, follow-up day — 49% of everything it billed.

33Billing provider infoBAY INFECTIOUS DISEASE
ORINDA, CA 94563

33aNPI1215137633assigned 07/24/2007

33bProvider typeInfectious Disease Physician

28Total paid$46K

24GClaims1,651

24DCodes billed3

24AFirst – last monthJan 2018 – May 2024

Compared with peers

Next to other Infectious Disease Physician providers in California

Rank by total paid#121 of 222

Median peer was paid$61K

This provider vs. median0.8×

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	748	$20K
2019	552	$15K
2020	14	$712.89
2021	39	$980.10
2022	126	$4K
2023	121	$3K
2024incomplete	51	$2K

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
99232	Hospital visit by a doctor, follow-up daySubsequent hospital care, per day, moderate complexity	49%	1,041	303	$23K
99223	Prolong inpt eval add15 m	38%	373	358	$18K
99233	Hospital visit by a doctor, follow-up day (complex)Prolong inpt eval add15 m	13%	237	107	$6K

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 officialHWANG, YENJEAN (PARTNER)