MARK CHOU D.O.
NPI 1578854543
Internal Medicine - Cardiovascular Disease in Loma Linda, CA

Active since April 26, 2011PECOS EnrolledAccepts Medicare Assignment
11234 ANDERSON STREET, GME OFFICE CSP 21005, LOMA LINDA, CA 92354(909) 558-7263 Get Directions Write a Review

NPPES record last updated: August 4, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mark Chou D.o. NPPES

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

MARK CHOU D.O. (NPI 1578854543) is an individual cardiovascular disease provider in Loma Linda, California, licensed in Colorado (DR.0064783) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS, is affiliated with Northern Light Maine Coast Hospital, and is a graduate of Other (2011).

NPPES Registry Identity

NPI1578854543
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameMARK CHOUCredential: D.O.
Location Address11234 ANDERSON STREET, GME OFFICE CSP 21005Loma Linda, CA 92354-2804
Mailing Address11234 Anderson Street, Gme Office Csp 21005Loma Linda, CA 92354-2804 · (909) 558-7263
Sole ProprietorNo
Medical School CMSOtherGraduated 2011
Enumeration DateApril 26, 2011
Last NPPES UpdateAugust 4, 2020
NPPES CertifiedAugust 4, 2020
NPI 1578854543 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License Licensed in CO · DR.0064783
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
11234 ANDERSON STREET, GME OFFICE CSP 21005, Loma Linda, CA 92354

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

Mark Chou D.o. 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 ID4587885322
PECOS Enrollment IDI20200812002207
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 21

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.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
422 services309 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
147 services136 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
122 services92 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.
93 services82 patients
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306
This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.
80 services80 patients
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306
This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.
73 services73 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Northern Light Maine Coast Hospital

Acute Care Hospitals · Ellsworth, ME
1/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number200050
Location50 Union StreetEllsworth, ME 04605 · Hancock County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92354 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
$136.04 typical visit price
range $59.60 – $179.42
Typical copayment $34.01 (range $14.90 – $44.85)
Most-billed visit code 99204
Established Patient
$74.08 typical visit price
range $19.37 – $146.42
Typical copayment $18.52 (range $4.84 – $36.60)
Most-billed visit code 99213
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 2

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

Emergency Medicine
11234 ANDERSON STREET, GME OFFICE CSP 21005
LOMA LINDA, CA 92354
Emergency Medicine
11234 ANDERSON STREET, GME OFFICE CSP 21005
LOMA LINDA, CA 92354

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 Mark Chou's NPI number?

The NPI number for Mark Chou is 1578854543. It was assigned to this individual provider in the NPPES registry on April 26, 2011.

Where is Mark Chou located?

Mark Chou practices at 11234 Anderson Street, Gme Office Csp 21005, Loma Linda, CA 92354. The listed phone number is (909) 558-7263.

What is Mark Chou's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Mark Chou enrolled in Medicare?

Yes. Mark Chou 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.

Is Mark Chou affiliated with any hospitals?

According to CMS data, Mark Chou is affiliated with Northern Light Maine Coast Hospital.

When was this NPI record last updated?

The NPPES record for Mark Chou was last updated on August 4, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.