James K. Yan, D.O., Medical Office INC.

James K. Yan, D.O., Medical Office INC. was paid $21K by Medicaid between Jan 2018 and May 2023, across 6 billing codes. Its largest line is G0500, Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monitoring of the patient's level of consciousness and physiological status; initial 15 minutes of intra-service time; patient age 5 years or older (additional time may be reported with 99153, as appropriate) — 39% of everything it billed.

Compared with peers

Next to other Gastroenterology Physician providers in California

Rank by total paid#221 of 363

Median peer was paid$55K

This provider vs. median0.4×

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	155	$2K
2019	231	$578.65
2020	144	$726.01
2021	219	$10K
2022	221	$6K
2023	43	$2K

Box 24 · Service lines

What it billed for

Code	Service	Share	Claims	Bene. records	Paid
G0500	Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monitoring of the patient's level of consciousness and physiological status; initial 15 minutes of intra-service time; patient age 5 years or older (additional time may be reported with 99153, as appropriate)	39%	535	533	$8K
43239	Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple	34%	352	351	$7K
45380	Colonoscopy, flexible; with biopsy, single or multiple	11%	26	26	$2K
99213	Doctor's office visit, returning patient (routine)Office or other outpatient visit for the evaluation and management of an established patient, low complexity	9.1%	63	59	$2K
99203	Doctor's office visit, new patient (routine)Office or other outpatient visit for the evaluation and management of a new patient, low complexity	5.0%	12	12	$1K
45378	Colonoscopy, flexible; diagnostic, including collection of specimen(s)	2.1%	25	25	$458.21

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 officialYAN, JAMES (PHYSICIAN/CEO)

Same official

Other billing entities under YAN, JAMES

Full network →

Provider	Location	Paid
James Yan DDS PLLC	Garland, TX	$1.43M

Matched on the authorized-official name exactly as entered in NPPES. A common name can match unrelated people.