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DR. JAMES THEODORE GAENSBAUER MD
NPI 1861783920
Pediatrics - Pediatric Infectious Diseases in Rochester, MN

Active since April 25, 2011PECOS Enrolled
200 FIRST STREET SW, ROCHESTER, MN 55905(507) 284-2511 Get Directions Write a Review

NPPES record last updated: January 16, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 12, 2021, Sep 27, 2021, Aug 11, 2021 and 1 more (4 updates tracked since 2015).

About Dr. James Theodore Gaensbauer Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JAMES THEODORE GAENSBAUER MD (NPI 1861783920) is an individual pediatric infectious diseases provider in Rochester, Minnesota, licensed in Minnesota (69997) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS and maintains a secondary practice location in Aurora.

NPPES Registry Identity

NPI1861783920
Entity TypeIndividualMale
Primary Taxonomy2080P0208X
Provider Legal NameDR. JAMES THEODORE GAENSBAUERCredential: MD
Location Address200 FIRST STREET SWRochester, MN 55905-0001
Mailing Address200 First Street SwRochester, MN 55905-0001 · (507) 284-2511
Phone(507) 284-2511
Sole ProprietorNo
Enumeration DateApril 25, 2011
Last NPPES UpdateJanuary 16, 20244 updates tracked since enumeration
NPPES CertifiedJanuary 16, 2024
✔ NPI 1861783920 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric Infectious DiseasesAllopathic & Osteopathic Physicians
Taxonomy Code2080P0208X
Licenses✔ Licensed in MN · 69997✔ Licensed in CO · DR.0050121
Definition
A pediatrician trained to care for children in the diagnosis, treatment and prevention of infectious diseases. This specialist can apply specific knowledge to affect a better outcome for pediatric infections with complicated courses, underlying diseases that predispose to unusual or severe infections, unclear diagnoses, uncommon diseases and complex or investigational treatments.
Also ListedPediatricsTaxonomy 208000000X · License DR.0050121 (CO), 69997 (MN)
200 FIRST STREET SW, Rochester, MN 55905
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Secondary Practice Location 1

Location 113123 E 16th Ave, The Children's HospitalAurora, CO 80045-7106 · Phone (720) 777-1234

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. James Theodore Gaensbauer Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show James Gaensbauer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mayo Clinic
Same address
Infectious Disease
200 1ST ST SW
Rochester, MN 55905
  • Reassigned Medicare billing, Minnesota enrollment
  • 6,534 clinicians in this Medicare group
NPI 1114343860 (507) 284-2511

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.

JEANNIE ELIZABETH CLARK CNP
Nurse Practitioner
200 FIRST STREET SW
ROCHESTER, MN 55905
Olmsted County (507) 284-2511
TANNER AUSTON MELTON PHARMD
Pharmacist
200 FIRST STREET SW
ROCHESTER, MN 55905
Olmsted County (507) 284-2511
JAMES WILLIAMS ATC/ATR, CSCS
Specialist/Technologist (Athletic Trainer)
200 FIRST STREET SW
ROCHESTER, MN 55905
Olmsted County (507) 266-7800
MAYO CLINIC
Hospice Care, Community Based
200 FIRST STREET SW
ROCHESTER, MN 55905
Olmsted County (507) 284-4002
LAUREN ELYSE PENZ MD
Physical Medicine & Rehabilitation
200 FIRST STREET SW
ROCHESTER, MN 55905
Olmsted County (507) 284-2511
BRITTANY ANN FRIAR
Nurse Practitioner
200 FIRST STREET SW
ROCHESTER, MN 55905
Olmsted County (608) 485-2705
ALISON SEEMANN PA-C
Physician Assistant
200 FIRST STREET SW
ROCHESTER, MN 55905
Olmsted County (507) 284-2511
DR. BRENDAN PUTKO MD
Psychiatry & Neurology (Neurology)
200 FIRST STREET SW
ROCHESTER, MN 55905
Olmsted County (507) 284-8305

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 James Gaensbauer's NPI number?

The NPI number for James Gaensbauer is 1861783920. It was assigned to this individual provider in the NPPES registry on April 25, 2011.

Where is James Gaensbauer located?

James Gaensbauer practices at 200 First Street SW, Rochester, MN 55905. The listed phone number is (507) 284-2511.

What is James Gaensbauer's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Infectious Diseases, with taxonomy code 2080P0208X.

Is James Gaensbauer enrolled in Medicare?

Yes. James Gaensbauer is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for James Gaensbauer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), James Gaensbauer reassigns Medicare benefits to Mayo Clinic (Rochester, MN). 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 James Gaensbauer'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 James Gaensbauer was last updated on January 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.