MARCELA GIUSIANO BIRD MSN, FNP-C
NPI 1235757865
Nurse Practitioner - Family in Denver, CO
About Marcela Giusiano Bird Msn, Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARCELA GIUSIANO BIRD MSN, FNP-C (NPI 1235757865) is an individual family provider in Denver, Colorado, licensed in Colorado (NP-CF05200435) and active in the NPI registry since July 2020. She is enrolled in Medicare PECOS and maintains a secondary practice location in Orlando.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Marcela Giusiano Bird Msn, Fnp-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Marcela Bird reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Denver, CO 80218
- Reassigned Medicare billing, Colorado enrollment
- 1,270 clinicians in this Medicare group
Aurora, CO 80012
- Reassigned Medicare billing, Colorado enrollment
- 5 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 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 80202 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 4
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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
DENVER, CO 80202
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 Marcela Bird's NPI number?
The NPI number for Marcela Bird is 1235757865. It was assigned to this individual provider in the NPPES registry on July 9, 2020.
Where is Marcela Bird located?
Marcela Bird practices at 999 18th St Ste 3000, Denver, CO 80202. The listed phone number is (888) 731-8994.
What is Marcela Bird's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Marcela Bird enrolled in Medicare?
Yes. Marcela Bird is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Marcela Bird's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marcela Bird reassigns Medicare benefits to 2 organizations: Intermountain Medical Group Denver, LLC (Denver, CO) and Corazon T Aguilar, MD, PC (Aurora, 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 Marcela Bird'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 Marcela Bird was last updated on September 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Marcela Giusiano Bird, MSN, FNP-C · NPI 1235757865
Family physician in Denver, Colorado. Individual provider, active in the CMS NPPES registry since July 9, 2020.
## Identity
- **NPI:** 1235757865 (Entity type: Individual)
- **Enumerated:** July 9, 2020
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** NP-CF05200435 (Colorado)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 999 18TH ST STE 3000, Denver, CO 80202-2449
- **Phone:** (888) 731-8994
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Intermountain Medical Group Denver, LLC (NPI 1467081877, Denver, CO); Corazon T Aguilar, MD, PC (NPI 1770604662, Aurora, CO) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 16, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1235757865) · Data from the CMS NPPES public registry.