DR. MASAHIRO HORIKAWA M.D.
NPI 1538587118
Radiology - Vascular & Interventional Radiology in Portland, OR
About Dr. Masahiro Horikawa M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MASAHIRO HORIKAWA M.D. (NPI 1538587118) is an individual vascular & interventional radiology provider in Portland, Oregon, licensed in Oregon (MD185714) and active in the NPI registry since April 2014. He is enrolled in Medicare PECOS, is affiliated with Legacy Emanuel Medical Center, and is a graduate of Other (2006).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Masahiro Horikawa 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
6Medicare enrollment records show Masahiro Horikawa reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Portland, OR 97239
- Reassigned Medicare billing, Oregon enrollment
- 2,212 clinicians in this Medicare group
Portland, OR 97210
- Reassigned Medicare billing, Oregon enrollment
- 387 clinicians in this Medicare group
Portland, OR 97232
- Reassigned Medicare billing, Oregon enrollment
- 719 clinicians in this Medicare group
Tualatin, OR 97062
- Reassigned Medicare billing, Oregon enrollment
- 218 clinicians in this Medicare group
Gresham, OR 97030
- Reassigned Medicare billing, Oregon enrollment
- 132 clinicians in this Medicare group
Hillsboro, OR 97123
- Reassigned Medicare billing, Oregon enrollment
- 691 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.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Legacy Emanuel Medical Center
Acute Care Hospitals · Portland, OROhsu Hospital And Clinics
Acute Care Hospitals · Portland, ORLegacy Good Samaritan Medical Center
Acute Care Hospitals · Portland, ORHillsboro Medical Center
Acute Care Hospitals · Hillsboro, ORLegacy Meridian Park Medical Center
Acute Care Hospitals · Tualatin, ORPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 97239 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
PORTLAND, OR 97239
PORTLAND, OR 97239
PORTLAND, OR 97239
PORTLAND, OR 97239
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 Masahiro Horikawa's NPI number?
The NPI number for Masahiro Horikawa is 1538587118. It was assigned to this individual provider in the NPPES registry on April 1, 2014.
Where is Masahiro Horikawa located?
Masahiro Horikawa practices at 3181 SW Sam Jackson Park Rd, Portland, OR 97239. The listed phone number is (503) 494-7660.
What is Masahiro Horikawa's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Vascular & Interventional Radiology, with taxonomy code 2085R0204X.
Is Masahiro Horikawa enrolled in Medicare?
Yes. Masahiro Horikawa 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 Masahiro Horikawa's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Masahiro Horikawa reassigns Medicare benefits to 6 organizations: University Professional Services (Portland, OR), Legacy Good Samaritan Hospital And Medical Center (Portland, OR), Legacy Emanuel Hospital & Health Center (Portland, OR), Legacy Meridian Park Hospital (Tualatin, OR), Legacy Mount Hood Medical Center (Gresham, OR) and 1 more organization, listed in the Medicare section above. 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 Masahiro Horikawa's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Masahiro Horikawa accept?
Health plans from Moda Health Plan, Inc. list Masahiro Horikawa 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 Masahiro Horikawa affiliated with any hospitals?
According to CMS data, Masahiro Horikawa is affiliated with Legacy Emanuel Medical Center, Ohsu Hospital And Clinics, Legacy Good Samaritan Medical Center, Hillsboro Medical Center and Legacy Meridian Park Medical Center.
When was this NPI record last updated?
The NPPES record for Masahiro Horikawa was last updated on November 17, 2023. 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.
# Dr. Masahiro Horikawa, M.D. · NPI 1538587118
Vascular & Interventional Radiology physician in Portland, Oregon. Individual provider, active in the CMS NPPES registry since April 1, 2014.
## Identity
- **NPI:** 1538587118 (Entity type: Individual)
- **Enumerated:** April 1, 2014
- **Primary specialty:** Radiology - Vascular & Interventional Radiology · taxonomy 2085R0204X
- **State license:** MD185714 (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 3181 SW SAM JACKSON PARK RD, Portland, OR 97239-3098
- **Phone:** (503) 494-7660
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): University Professional Services (NPI 1376709535, Portland, OR); Legacy Good Samaritan Hospital And Medical Center (NPI 1780608216, Portland, OR); Legacy Emanuel Hospital & Health Center (NPI 1003367491, Portland, OR); Legacy Meridian Park Hospital (NPI 1023305034, Tualatin, OR); Legacy Mount Hood Medical Center (NPI 1255354700, Gresham, OR); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2006
## Record status
- **NPPES last updated:** November 17, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1538587118) · Data from the CMS NPPES public registry.