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DR. ROGER CHAN M.D.
NPI 1811146053
Pathology - Anatomic Pathology & Clinical Pathology in Los Angeles, CA

Active since September 11, 2008PECOS EnrolledAccepts Medicare Assignment
1100 N STATE ST, DEPT OF PATHOLOGY, CT A7E, 7TH FLOOR, LOS ANGELES, CA 90033(323) 409-7148 Get Directions Write a Review

NPPES record last updated: December 8, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Roger Chan M.d. NPPES

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

DR. ROGER CHAN M.D. (NPI 1811146053) is an individual anatomic pathology & clinical pathology provider in Los Angeles, California, licensed in California (A98685) and active in the NPI registry since September 2008. He is enrolled in Medicare PECOS and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (2005).

NPPES Registry Identity

NPI1811146053
Entity TypeIndividualMale
Primary Taxonomy207ZP0102X
Provider Legal NameDR. ROGER CHANCredential: M.D.
Location Address1100 N STATE ST, DEPT OF PATHOLOGY, CT A7E, 7TH FLOORLos Angeles, CA 90033-5000
Mailing Address1100 N State St, Dept Of Pathology, Ct A7e, 7th FloorLos Angeles, CA 90033-5000 · (323) 409-7148
Phone(323) 409-7148
Sole ProprietorNo
Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 2005
Enumeration DateSeptember 11, 2008
Last NPPES UpdateDecember 8, 2021
✔ NPI 1811146053 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
License✔ Licensed in CA · A98685
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
1100 N STATE ST, Los Angeles, CA 90033
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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

Dr. Roger Chan 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 ID345433504
PECOS Enrollment IDI20101020000287
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

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
24 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90033 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.

KRISTEN RIVAS
Social Worker (Clinical)
1100 N STATE ST
LOS ANGELES, CA 90033
Los Angeles County (323) 409-5253
RENE FERNANDEZ-NAVA DO
Pediatrics
1100 N STATE ST, CLINIC TOWER, SUITE A7D
LOS ANGELES, CA 90033
Los Angeles County (323) 409-6931
ELIZABETH VERGARA JAYME LCSW
Social Worker (Clinical)
1100 N STATE ST
LOS ANGELES, CA 90033
Los Angeles County (323) 409-3761
CORAZON SANTARROMANA NEJAL
Registered Nurse (Ambulatory Care)
1100 N STATE ST
LOS ANGELES, CA 90033
Los Angeles County (323) 409-5442
MRS. INEZ RENA BECKON-ENGLISH
Social Worker (Clinical)
1100 N STATE ST
LOS ANGELES, CA 90033
Los Angeles County (323) 409-7442
YVONNE DELGADILLO CSW
Social Worker (Clinical)
1100 N STATE ST
LOS ANGELES, CA 90033
Los Angeles County (323) 409-5253
JINGTIAN WANG MD
General Acute Care Hospital
1100 N STATE ST, CLINIC TOWER A4E
LOS ANGELES, CA 90033
Los Angeles County (323) 409-4535
NANCY ARELLANO
Registered Nurse (Ambulatory Care)
1100 N STATE ST
LOS ANGELES, CA 90033
Los Angeles County (323) 409-8780

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 Roger Chan's NPI number?

The NPI number for Roger Chan is 1811146053. It was assigned to this individual provider in the NPPES registry on September 11, 2008.

Where is Roger Chan located?

Roger Chan practices at 1100 N State St Dept Of Pathology, Ct A7e, 7th Floor, Los Angeles, CA 90033. The listed phone number is (323) 409-7148.

What is Roger Chan's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Roger Chan enrolled in Medicare?

Yes. Roger Chan 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 Roger Chan was last updated on December 8, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.