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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DONALD CHUN LAI CHAN MD
NPI 1235768268
Radiology - Diagnostic Radiology in Redwood City, CA

Active since April 02, 2020PECOS Enrolled
905 MAPLE ST, REDWOOD CITY, CA 94063(650) 299-3930 Get Directions Write a Review

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

Record update history: Jul 8, 2026, Oct 6, 2025, Apr 2, 2020 (3 updates tracked since 2020).

About Donald Chun Lai Chan Md NPPES

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

DONALD CHUN LAI CHAN MD (NPI 1235768268) is an individual diagnostic radiology provider in Redwood City, California, licensed in California (A188695) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS and is a graduate of Other (2020).

NPPES Registry Identity

NPI1235768268
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameDONALD CHUN LAI CHANCredential: MD
Location Address905 MAPLE STRedwood City, CA 94063-2057
Mailing Address905 Maple StRedwood City, CA 94063-2057 · (650) 299-3930
Phone(650) 299-3930
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateApril 2, 2020
Last NPPES UpdateJuly 8, 20263 updates tracked since enumeration
NPPES CertifiedJuly 8, 2026
✔ NPI 1235768268 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License✔ Licensed in CA · A188695
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
905 MAPLE ST, Redwood City, CA 94063
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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 (PECOS)

Donald Chun Lai Chan Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3678077120
PECOS Enrollment IDI20250917003832
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 94063 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
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 6

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

SHAWNA MCCARTHY
Respiratory Therapist, Certified
905 MAPLE ST
REDWOOD CITY, CA 94063
San Mateo County (650) 299-2270
SARAH CAROLINE BARTY
Registered Nurse
905 MAPLE ST
REDWOOD CITY, CA 94063
San Mateo County (650) 299-4895
DR. THERESA THU THAO NGUYEN D.O.
Ophthalmology
905 MAPLE ST
REDWOOD CITY, CA 94063
San Mateo County (650) 299-2066
KAISER FOUNDATION HEALTH PLAN INC
Pharmacy (Community/Retail Pharmacy)
905 MAPLE ST, FL 1 RM 1250
REDWOOD CITY, CA 94063
San Mateo County (650) 299-2478
WILLIAM LIU WANG MD
Student in an Organized Health Care Education/Training Program
905 MAPLE ST
REDWOOD CITY, CA 94063
San Mateo County (650) 400-0293
MEGAN JOY DEMOTS DPT
Physical Therapist
905 MAPLE ST
REDWOOD CITY, CA 94063
San Mateo County (650) 299-2000

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 Donald Chan's NPI number?

The NPI number for Donald Chan is 1235768268. It was assigned to this individual provider in the NPPES registry on April 2, 2020.

Where is Donald Chan located?

Donald Chan practices at 905 Maple St, Redwood City, CA 94063. The listed phone number is (650) 299-3930.

What is Donald Chan's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Donald Chan enrolled in Medicare?

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

When was this NPI record last updated?

The NPPES record for Donald Chan was last updated on July 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days 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.