CHRISTOPHER E COLBY M.D.
NPI 1427037977
Pediatrics - Neonatal-Perinatal Medicine in Rochester, MN
About Christopher E Colby M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTOPHER E COLBY M.D. (NPI 1427037977) is an individual neonatal-perinatal medicine provider in Rochester, Minnesota, licensed in Minnesota (45692) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and is a graduate of Medical College Of Wisconsin (1997).
NPPES Registry Identity
Specialties & Licenses 3
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
Christopher E Colby 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
2Medicare enrollment records show Christopher Colby reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rochester, MN 55905
- Reassigned Medicare billing, Minnesota enrollment
- 6,534 clinicians in this Medicare group
La Crosse, WI 54601
- Reassigned Medicare billing, Wisconsin enrollment
- 1,003 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.
ROCHESTER, MN 55905
ROCHESTER, MN 55905
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 Christopher Colby's NPI number?
The NPI number for Christopher Colby is 1427037977. It was assigned to this individual provider in the NPPES registry on January 12, 2006.
Where is Christopher Colby located?
Christopher Colby practices at 200 1st St SW, Rochester, MN 55905. The listed phone number is (507) 284-2511.
What is Christopher Colby's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.
Is Christopher Colby enrolled in Medicare?
Yes. Christopher Colby 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 Christopher Colby's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Colby reassigns Medicare benefits to 2 organizations: Mayo Clinic (Rochester, MN) and Mayo Clinic Health System-Southwest Wisconsin Region, Inc. (La Crosse, WI). 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 Christopher Colby'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 Christopher Colby was last updated on August 12, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Christopher E Colby, M.D. · NPI 1427037977
Neonatal-Perinatal Medicine physician in Rochester, Minnesota. Individual provider, active in the CMS NPPES registry since January 12, 2006.
## Identity
- **NPI:** 1427037977 (Entity type: Individual)
- **Enumerated:** January 12, 2006
- **Primary specialty:** Pediatrics - Neonatal-Perinatal Medicine · taxonomy 2080N0001X
- **State license:** 45692 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 1ST ST SW, Rochester, MN 55905-0001
- **Phone:** (507) 284-2511
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Mayo Clinic (NPI 1114343860, Rochester, MN); Mayo Clinic Health System-Southwest Wisconsin Region, Inc. (NPI 1629056049, La Crosse, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Medical College Of Wisconsin, class of 1997
## Record status
- **NPPES last updated:** August 12, 2020
- **Other identifiers:** Medicaid 110108100 (MN); Other P00042804 (MN)
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Source: [NPI Profile](https://npiprofile.com/npi/1427037977) · Data from the CMS NPPES public registry.