1. Home
  2. Directory
  3. California
  4. Orange
  5. Pathology
  6. NPI Profile

JEFFERSON Y CHAN M.D., PH.D.
NPI 1871713271
Pathology - Clinical Pathology/Laboratory Medicine in Orange, CA

Active since April 26, 2007PECOS Enrolled
101 THE CITY DR S, ORANGE, CA 92868(714) 456-6141(714) 456-5873 Get Directions Write a Review

NPPES record last updated: March 25, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Jefferson Y Chan M.d., Ph.d. NPPES

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

JEFFERSON Y CHAN M.D., PH.D. (NPI 1871713271) is an individual clinical pathology/laboratory medicine provider in Orange, California, licensed in California (G84497) and active in the NPI registry since April 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1871713271
Entity TypeIndividualMale
Primary Taxonomy207ZP0105X
Provider Legal NameJEFFERSON Y CHANCredential: M.D., PH.D.
Location Address101 THE CITY DR SOrange, CA 92868-3201
Mailing AddressPo Box 513377Los Angeles, CA 90051-3377 · (714) 456-8835 · Fax (714) 456-6248
Phone(714) 456-6141
Fax(714) 456-5873
Sole ProprietorNo
Enumeration DateApril 26, 2007
Last NPPES UpdateMarch 25, 2008
✔ NPI 1871713271 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Clinical Pathology/Laboratory MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0105X
License✔ Licensed in CA · G84497
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.
101 THE CITY DR S, Orange, CA 92868
Open in Google Maps ↗

Other Identifiers 5

Medicare PINWG84497ACA
OtherWG84497ACA · Medicare Ptan
Other00G844970CA · Blue Shield
Medicare UPINH49046
Medicaid00G844970CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jefferson Y Chan M.d., Ph.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92868 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.

DR. ANKIT BHUPENDRA PATEL D.O.
Radiology (Diagnostic Radiology)
101 THE CITY DR S
ORANGE, CA 92868
Orange County (714) 456-5113
DR. LAURA CATHERINE SKOCZYLAS MD
Obstetrics & Gynecology
101 THE CITY DR S, BUILDING 56, DEPARTMENT OF OB/GYN
ORANGE, CA 92868
Orange County (714) 456-8224
MICHAEL CHENG DO
Internal Medicine (Rheumatology)
101 THE CITY DR S
ORANGE, CA 92868
Orange County (714) 456-7110
AESTHETIC AND PLASTIC SURGERY INSTITUTE
Plastic Surgery
101 THE CITY DR S
ORANGE, CA 92868
Orange County (714) 456-2986
JOSEPH VILLARREAL M.D.
Emergency Medicine
101 THE CITY DR S, BUILDING 1A, ROOM 1009
ORANGE, CA 92868
Orange County (714) 456-5239
DEMI TRAN
Psychiatry & Neurology (Neurology)
101 THE CITY DR S, CITY TOWER, SUITE 400
ORANGE, CA 92868
Orange County (171) 456-6693
DR. ISABEL CARLTON CLARK M.D.
Surgery (Trauma Surgery)
101 THE CITY DR S
ORANGE, CA 92868
Orange County (714) 456-7890
DYLAN LUKATO
Emergency Medicine
101 THE CITY DR S
ORANGE, CA 92868
Orange County (415) 218-8041

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 Jefferson Chan's NPI number?

The NPI number for Jefferson Chan is 1871713271. It was assigned to this individual provider in the NPPES registry on April 26, 2007.

Where is Jefferson Chan located?

Jefferson Chan practices at 101 The City Dr S, Orange, CA 92868. The listed phone number is (714) 456-6141.

What is Jefferson Chan's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Clinical Pathology/Laboratory Medicine, with taxonomy code 207ZP0105X.

Is Jefferson Chan enrolled in Medicare?

Yes. Jefferson Chan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Jefferson Chan was last updated on March 25, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.