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CHUN YEN HSU M.D.
NPI 1902831894
Internal Medicine - Gastroenterology in Monterey Park, CA

Active since July 11, 2006PECOS EnrolledAccepts Medicare Assignment
600 N GARFIELD AVE, #310, MONTEREY PARK, CA 91754(626) 573-9979 Get Directions Write a Review

NPPES record last updated: July 22, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Chun Yen Hsu M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CHUN YEN HSU M.D. (NPI 1902831894) is an individual gastroenterology provider in Monterey Park, California, licensed in California (A37929) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1977).

NPPES Registry Identity

NPI1902831894
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameCHUN YEN HSUCredential: M.D.
Location Address600 N GARFIELD AVE, #310Monterey Park, CA 91754-1172
Mailing Address600 N Garfield Ave Ste 310Monterey Park, CA 91754-1172 · (626) 573-9979
Phone(626) 573-9979
Sole ProprietorNo
Medical School CMSOtherGraduated 1977
Enumeration DateJuly 11, 2006
Last NPPES UpdateJuly 22, 2010
✔ NPI 1902831894 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CA · A37929
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
600 N GARFIELD AVE, Monterey Park, CA 91754
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Other Identifiers 3

Medicare UPINA28489CA
Medicare ID-Type UnspecifiedA37929CA
MedicaidA379290CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Chun Yen Hsu M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7810021433
PECOS Enrollment IDI20100818001029
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
113 services77 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
57 services57 patients
Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
56 services56 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
42 services42 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91754 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LI ZHOU LAC
Acupuncturist
600 N GARFIELD AVE, SUITE 100
MONTEREY PARK, CA 91754
Los Angeles County (626) 289-6616
HUO CHEN, M.D.
Specialist
600 N GARFIELD AVE, SUITE 105
MONTEREY PARK, CA 91754
Los Angeles County (626) 307-9269
ERIC S.P. CHAN, M.D., INC.
Obstetrics & Gynecology
600 N GARFIELD AVE, 312
MONTEREY PARK, CA 91754
Los Angeles County (626) 927-0874
LYNN JIE XU NP
Nurse Practitioner (Adult Health)
600 N GARFIELD AVE, 105
MONTEREY PARK, CA 91754
Los Angeles County (626) 307-9269
NA CHOU NP-C
Nurse Practitioner (Family)
600 N GARFIELD AVE, SUITE 308
MONTEREY PARK, CA 91754
Los Angeles County (626) 288-0889
M.D. MEDICAL CENTER, INC
Family Medicine
600 N GARFIELD AVE, SUITE 111
MONTEREY PARK, CA 91754
Los Angeles County (626) 280-3651
KUAN I WANG MD
Obstetrics & Gynecology
600 N GARFIELD AVE, #309
MONTEREY PARK, CA 91754
Los Angeles County (626) 288-0123
DR. HUO CHEN M.D.
Specialist
600 N GARFIELD AVE, SUITE 105
MONTEREY PARK, CA 91754
Los Angeles County (626) 307-9269

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Chun Hsu's NPI number?

The NPI number for Chun Hsu is 1902831894. It was assigned to this individual provider in the NPPES registry on July 11, 2006.

Where is Chun Hsu located?

Chun Hsu practices at 600 N Garfield Ave #310, Monterey Park, CA 91754. The listed phone number is (626) 573-9979.

What is Chun Hsu's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Chun Hsu enrolled in Medicare?

Yes. Chun Hsu is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Chun Hsu was last updated on July 22, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.