MARK K YAMAGUCHI M.D.
NPI 1033313580
Anesthesiology - Pain Medicine in Woodbury, MN
About Mark K Yamaguchi M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARK K YAMAGUCHI M.D. (NPI 1033313580) is an individual pain medicine provider in Woodbury, Minnesota, licensed in Minnesota (52910) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS, is affiliated with Park Nicollet Methodist Hospital, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Other Identifiers 4
Accepted Insurance
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
Mark K Yamaguchi 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
3Medicare enrollment records show Mark Yamaguchi reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lake Elmo, MN 55042
- Reassigned Medicare billing, Minnesota and Wisconsin enrollments
- Also billed through NPI 1427420181 (Wisconsin)
- 2,274 clinicians in this Medicare group
Minneapolis, MN 55454
- Reassigned Medicare billing, Minnesota enrollment
- 4,038 clinicians in this Medicare group
Bloomington, MN 55431
- Reassigned Medicare billing, Minnesota and Wisconsin enrollments
- Also billed through NPI 1518273085 (Wisconsin)
- 693 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 15
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.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Park Nicollet Methodist Hospital
Acute Care Hospitals · Saint Louis Park, MNRegions Hospital
Acute Care Hospitals · Saint Paul, MNAmery Hospital & Clinic
Critical Access Hospitals · Amery, WIHudson Hospital
Critical Access Hospitals · Hudson, WIWestfields Hospital And Clinic
Critical Access Hospitals · New Richmond, WIOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WOODBURY, MN 55125
SAINT PAUL, MN 55125
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 Mark Yamaguchi's NPI number?
The NPI number for Mark Yamaguchi is 1033313580. It was assigned to this individual provider in the NPPES registry on June 11, 2007.
Where is Mark Yamaguchi located?
Mark Yamaguchi practices at 155 Radio Dr, Woodbury, MN 55125. The listed phone number is (952) 831-8742.
What is Mark Yamaguchi's specialty?
The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.
Is Mark Yamaguchi enrolled in Medicare?
Yes. Mark Yamaguchi 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 Mark Yamaguchi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Yamaguchi reassigns Medicare benefits to 3 organizations: Group Health, Inc. (Lake Elmo, MN), Fairview Health Services (Minneapolis, MN) and Tria Orthopaedic Center LLC (Bloomington, MN). 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 Mark Yamaguchi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Yamaguchi accept?
Health plans from HealthPartners list Mark Yamaguchi as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Mark Yamaguchi affiliated with any hospitals?
According to CMS data, Mark Yamaguchi is affiliated with Park Nicollet Methodist Hospital, Regions Hospital, Amery Hospital & Clinic, Hudson Hospital and Westfields Hospital And Clinic.
When was this NPI record last updated?
The NPPES record for Mark Yamaguchi was last updated on April 13, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.