DR. MICHELLE JOHNSON ALLETAG M.D.
NPI 1639381189
Pediatrics - Pediatric Emergency Medicine in Aurora, CO
About Dr. Michelle Johnson Alletag M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MICHELLE JOHNSON ALLETAG M.D. (NPI 1639381189) is an individual pediatric emergency medicine provider in Aurora, Colorado, licensed in Texas (M8484) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Michelle Johnson Alletag M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Michelle Alletag reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Albuquerque, NM 87106
- Reassigned Medicare billing, New Mexico enrollment
- 2,105 clinicians in this Medicare group
Lubbock, TX 79415
- Reassigned Medicare billing, Texas enrollment
- 73 clinicians in this Medicare group
St Thomas, VI 00802
- Reassigned Medicare billing, U.S. Virgin Islands enrollment
- Medicare enrollment name: Vi Government Hospital And Health Facilities Corp
- 114 clinicians in this Medicare group
Christiansted, St. Croix, VI 00821
- Reassigned Medicare billing, U.S. Virgin Islands enrollment
- 331 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.
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.
AURORA, CO 80045
AURORA, CO 80045
AURORA, CO 80045
AURORA, CO 80045
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 Michelle Alletag's NPI number?
The NPI number for Michelle Alletag is 1639381189. It was assigned to this individual provider in the NPPES registry on May 4, 2007. The provider is also known as Michelle Ann Johnson.
Where is Michelle Alletag located?
Michelle Alletag practices at 13123 E 16th Ave, Aurora, CO 80045. The listed phone number is (720) 777-1234.
What is Michelle Alletag's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Emergency Medicine, with taxonomy code 2080P0204X.
Is Michelle Alletag enrolled in Medicare?
Yes. Michelle Alletag is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Michelle Alletag's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michelle Alletag reassigns Medicare benefits to 4 organizations: Unm Medical Group Inc (Albuquerque, NM), Lubbock County Hospital District (Lubbock, TX), Vi Government Hospital & Health Facilities Corp (St Thomas, VI) and Governor Juan F. Luis Hospital & Medical Center (Christiansted, St. Croix, VI). 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 Michelle Alletag'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 Michelle Alletag was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. Michelle Johnson Alletag, M.D. · NPI 1639381189
Pediatric Emergency Medicine physician in Aurora, Colorado. Individual provider, active in the CMS NPPES registry since May 4, 2007.
## Identity
- **NPI:** 1639381189 (Entity type: Individual)
- **Enumerated:** May 4, 2007
- **Primary specialty:** Pediatrics - Pediatric Emergency Medicine · taxonomy 2080P0204X
- **State license:** M8484 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 13123 E 16TH AVE, Aurora, CO 80045-7106
- **Phone:** (720) 777-1234
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Unm Medical Group Inc (NPI 1831218627, Albuquerque, NM); Lubbock County Hospital District (NPI 1508855578, Lubbock, TX); Vi Government Hospital & Health Facilities Corp (NPI 1548712409, St Thomas, VI); Governor Juan F. Luis Hospital & Medical Center (NPI 1972503647, Christiansted, St. Croix, VI) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 13, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1639381189) · Data from the CMS NPPES public registry.