CRISTINA DEMIAN M.D.
NPI 1275777542
Hospitalist in Louisville, CO
About Cristina Demian M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CRISTINA DEMIAN M.D. (NPI 1275777542) is an individual hospitalist provider in Louisville, Colorado, licensed in Colorado (DR.0052422) and active in the NPI registry since April 2009. She is enrolled in Medicare PECOS and is a graduate of Other (2003).
NPPES Registry Identity
Specialties & Licenses 3
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
Cristina Demian 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 Reassignments
3Medicare enrollment records show Cristina Demian reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Louisville, CO 80027
- Reassigned Medicare billing, Colorado enrollment
- 733 clinicians in this Medicare group
Broomfield, CO 80020
- Reassigned Medicare billing, Colorado enrollment
- 1,193 clinicians in this Medicare group
Loveland, CO 80538
- Reassigned Medicare billing, Colorado enrollment
- 163 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.
Areas of Expertise CMS Part B claims 5
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 80027 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
LOUISVILLE, CO 80027
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 Cristina Demian's NPI number?
The NPI number for Cristina Demian is 1275777542. It was assigned to this individual provider in the NPPES registry on April 29, 2009.
Where is Cristina Demian located?
Cristina Demian practices at 100 Health Park Dr, Louisville, CO 80027. The listed phone number is (303) 673-1000.
What is Cristina Demian's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Cristina Demian enrolled in Medicare?
Yes. Cristina Demian 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 organizations bill Medicare for Cristina Demian's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Cristina Demian reassigns Medicare benefits to 3 organizations: Portercare Adventist Health System (Louisville, CO), Catholic Health Initiatives Colorado (Broomfield, CO) and Banner Hospital Based Physicians Colorado LLC (Loveland, CO). Each 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 Cristina Demian's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Cristina Demian was last updated on May 24, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Cristina Demian, M.D. · NPI 1275777542
Hospitalist physician in Louisville, Colorado. Individual provider, active in the CMS NPPES registry since April 29, 2009.
## Identity
- **NPI:** 1275777542 (Entity type: Individual)
- **Enumerated:** April 29, 2009
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** DR.0052422 (Colorado)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 100 HEALTH PARK DR, Louisville, CO 80027-9583
- **Phone:** (303) 673-1000 · **Fax:** (303) 673-1204
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Portercare Adventist Health System (NPI 1023974268, Louisville, CO); Catholic Health Initiatives Colorado (NPI 1912199985, Broomfield, CO); Banner Hospital Based Physicians Colorado LLC (NPI 1093127276, Loveland, CO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2003
## Record status
- **NPPES last updated:** May 24, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1275777542) · Data from the CMS NPPES public registry.