DR. ALISON JOHANNA RAILSBACK MD
NPI 1043281777
Family Medicine in Longmont, CO
About Dr. Alison Johanna Railsback Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALISON JOHANNA RAILSBACK MD (NPI 1043281777) is an individual family medicine provider in Longmont, Colorado, licensed in Colorado (45257) and active in the NPI registry since January 2006. She is enrolled in Medicare PECOS and is a graduate of University Of Florida College Of Medicine (2002).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 2
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. Alison Johanna Railsback Md 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 Alison Railsback reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Denver, CO 80247
- Reassigned Medicare billing, Colorado enrollment
- Medicare enrollment name: Colorado Permanente Medical Group PC
- 1,715 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 80503 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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 Alison Railsback's NPI number?
The NPI number for Alison Railsback is 1043281777. It was assigned to this individual provider in the NPPES registry on January 31, 2006. The provider is also known as Alison Johanna Hartemink.
Where is Alison Railsback located?
Alison Railsback practices at 2345 Bent Way, Longmont, CO 80503. The listed phone number is (303) 338-4545.
What is Alison Railsback's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Alison Railsback enrolled in Medicare?
Yes. Alison Railsback 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 Alison Railsback's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alison Railsback reassigns Medicare benefits to Colorado Permanente Medical Group, P.C. (Denver, 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 Alison Railsback'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 Alison Railsback was last updated on December 19, 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.
# Dr. Alison Johanna Railsback, MD · NPI 1043281777
Family Medicine physician in Longmont, Colorado. Individual provider, active in the CMS NPPES registry since January 31, 2006.
## Identity
- **NPI:** 1043281777 (Entity type: Individual)
- **Enumerated:** January 31, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 45257 (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 2345 BENT WAY, Longmont, CO 80503-7614
- **Phone:** (303) 338-4545
## 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:** Colorado Permanente Medical Group, P.C. (NPI 1760599724, Denver, CO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Florida College Of Medicine, class of 2002
## Record status
- **NPPES last updated:** December 19, 2025
- **Other identifiers:** Medicaid 39458865 (CO); Other 018022 (CO)
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Source: [NPI Profile](https://npiprofile.com/npi/1043281777) · Data from the CMS NPPES public registry.