DR. MARK LIU M.D.
NPI 1952539470
Anesthesiology in Colorado Springs, CO
About Dr. Mark Liu M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARK LIU M.D. (NPI 1952539470) is an individual anesthesiology provider in Colorado Springs, Colorado, licensed in Colorado (DR.0067155) and active in the NPI registry since June 2009. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2009).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Mark Liu 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.
Medicare Billing Reassignment
Medicare enrollment records show Mark Liu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Loveland, CO 80538
- Reassigned Medicare billing, Colorado enrollment
- 2,596 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
COLORADO SPRINGS, CO 80909
COLORADO SPRINGS, CO 80909
COLORADO SPRINGS, CO 80909
COLORADO SPRINGS, CO 80909
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 Liu's NPI number?
The NPI number for Mark Liu is 1952539470. It was assigned to this individual provider in the NPPES registry on June 23, 2009.
Where is Mark Liu located?
Mark Liu practices at 1400 E Boulder St Ste 2508, Colorado Springs, CO 80909. The listed phone number is (719) 365-6999.
What is Mark Liu's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Mark Liu enrolled in Medicare?
Yes. Mark Liu 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.
Which organization bills Medicare for Mark Liu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Liu reassigns Medicare benefits to Poudre Valley Medical Group, LLC (Loveland, CO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mark Liu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Liu accept?
Health plans from Ambetter Health, Ambetter from Sunflower Health Plan, Blue Cross and Blue Shield of Texas and Select Health list Mark Liu as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Mark Liu was last updated on October 11, 2022. 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.
# Dr. Mark Liu, M.D. · NPI 1952539470
Anesthesiology physician in Colorado Springs, Colorado. Individual provider, active in the CMS NPPES registry since June 23, 2009.
## Identity
- **NPI:** 1952539470 (Entity type: Individual)
- **Enumerated:** June 23, 2009
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** DR.0067155 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 1400 E BOULDER ST STE 2508, Colorado Springs, CO 80909-5533
- **Phone:** (719) 365-6999 · **Fax:** (719) 365-2837
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Poudre Valley Medical Group, LLC (NPI 1366763260, Loveland, CO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2009
## Record status
- **NPPES last updated:** October 11, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1952539470) · Data from the CMS NPPES public registry.