DR. MARK CHAN M.D.
NPI 1255569638
Physical Medicine & Rehabilitation in Boulder, CO
About Dr. Mark Chan M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARK CHAN M.D. (NPI 1255569638) is an individual physical medicine & rehabilitation provider in Boulder, Colorado, licensed in Colorado (DR.0069232) and active in the NPI registry since June 2009. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Mark Chan M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Areas of Expertise CMS Part B claims 2
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.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 16
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Chan's NPI number?
The NPI number for Mark Chan is 1255569638. It was assigned to this individual provider in the NPPES registry on June 24, 2009.
Where is Mark Chan located?
Mark Chan practices at 2121 Mesa Dr, Boulder, CO 80304. The listed phone number is (872) 231-3162.
What is Mark Chan's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation with taxonomy code 208100000X.
Is Mark Chan enrolled in Medicare?
Yes. Mark Chan is registered in the Medicare PECOS enrollment system.
When was this NPI record last updated?
The NPPES record for Mark Chan was last updated on October 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.