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ERIKA SUSAN PHELPS NISHIGUCHI MD
NPI 1679968242
Pediatrics - Developmental - Behavioral Pediatrics in Portland, OR

Active since April 01, 2015PECOS Enrolled
3181 SW SAM JACKSON PARK RD, PORTLAND, OR 97239(800) 452-3563(503) 494-4447 Get Directions Write a Review

NPPES record last updated: November 10, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 10, 2025, Apr 5, 2022 (2 updates tracked since 2022).

About Erika Susan Phelps Nishiguchi Md NPPES

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

ERIKA SUSAN PHELPS NISHIGUCHI MD (NPI 1679968242) is an individual developmental - behavioral pediatrics provider in Portland, Oregon, licensed in Oregon (MD226811) and active in the NPI registry since April 2015. She is enrolled in Medicare PECOS, maintains a secondary practice location in Portland, and is a graduate of Michigan State University College Of Human Medicine (2015).

NPPES Registry Identity

NPI1679968242
Entity TypeIndividualFemale
Primary Taxonomy2080P0006X
Provider Legal NameERIKA SUSAN PHELPS NISHIGUCHICredential: MD
Location Address3181 SW SAM JACKSON PARK RDPortland, OR 97239-3011
Mailing Address3181 Sw Sam Jackson Park RdPortland, OR 97239-3011 · (800) 452-3563 · Fax (503) 494-4447
Phone(800) 452-3563
Fax(503) 494-4447
Sole ProprietorNo
Medical School CMSMichigan State University College Of Human MedicineGraduated 2015
Enumeration DateApril 1, 2015
Last NPPES UpdateNovember 10, 20252 updates tracked since enumeration
NPPES CertifiedNovember 10, 2025
✔ NPI 1679968242 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Developmental - Behavioral PediatricsAllopathic & Osteopathic Physicians
Taxonomy Code2080P0006X
Licenses✔ Licensed in OR · MD226811✔ Licensed in HI · MD22966
Definition
A developmental-behavioral specialist is a pediatrician with special training and experience who aims to foster understanding and promotion of optimal development of children and families through research, education, clinical care and advocacy efforts. This physician assists in the prevention, diagnosis, and management of developmental difficulties and problematic behaviors in children and in the family dysfunctions that compromise children's development.
Also ListedPediatricsTaxonomy 208000000X · License MD226811 (OR)
3181 SW SAM JACKSON PARK RD, Portland, OR 97239
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Secondary Practice Location 1

Location 1707 SW Gaines St, MAIL CODE: CDRCPortland, OR 97239-2901 · Phone (503) 346-0640

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Moda Health Plan, Inc., PacificSource Health Plans, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Erika Susan Phelps Nishiguchi Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2163737008
PECOS Enrollment IDI20251031001112
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 Reassignments

2

Medicare enrollment records show Erika Phelps Nishiguchi reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Professional Services
Same address
General Practice
3181 SW SAM JACKSON PARK RD
Portland, OR 97239
  • Reassigned Medicare billing, Oregon enrollment
  • 2,212 clinicians in this Medicare group
NPI 1376709535 (503) 494-8311
Kapiolani Medical Specialists
2,593 mi
Multi-Specialty
1319 PUNAHOU ST
Honolulu, HI 96826
  • Reassigned Medicare billing, Hawaii enrollment
  • 370 clinicians in this Medicare group
NPI 1124071014 (808) 983-8736

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.

DONALD RICHARD SULLIVAN MD
Internal Medicine (Pulmonary Disease)
3181 SW SAM JACKSON PARK RD, UHN67
PORTLAND, OR 97239
Multnomah County (503) 494-6949
MRS. ANJALEE NIX ROWE NP
Nurse Practitioner (Acute Care)
3181 SW SAM JACKSON PARK RD
PORTLAND, OR 97239
Multnomah County (503) 494-3988
REEM HASAN MD
Internal Medicine
3181 SW SAM JACKSON PARK RD, PPV 350
PORTLAND, OR 97239
Multnomah County (503) 494-8562
DR. AMANDA D BALL PSY.D
Psychologist (Clinical)
3181 SW SAM JACKSON PARK RD
PORTLAND, OR 97239
Multnomah County (503) 494-6176
SUNSHINE WELSCH LMT
Massage Therapist
3181 SW SAM JACKSON PARK RD, 7D19
PORTLAND, OR 97239
Multnomah County (503) 494-8349
DR. ROBERT GENE MEALER M.D., PH.D.
Psychiatry & Neurology (Psychiatry)
3181 SW SAM JACKSON PARK RD
PORTLAND, OR 97239
Multnomah County (503) 494-6176
GREGORY HALL MD
Radiology (Diagnostic Radiology)
3181 SW SAM JACKSON PARK RD
PORTLAND, OR 97239
Multnomah County (503) 418-0990
DR. BURHAN AHMED MIAN MD
Student in an Organized Health Care Education/Training Program
3181 SW SAM JACKSON PARK RD
PORTLAND, OR 97239
Multnomah County (503) 494-8311

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 Erika Phelps Nishiguchi's NPI number?

The NPI number for Erika Phelps Nishiguchi is 1679968242. It was assigned to this individual provider in the NPPES registry on April 1, 2015.

Where is Erika Phelps Nishiguchi located?

Erika Phelps Nishiguchi practices at 3181 SW Sam Jackson Park Rd, Portland, OR 97239. The listed phone number is (800) 452-3563.

What is Erika Phelps Nishiguchi's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Developmental - Behavioral Pediatrics, with taxonomy code 2080P0006X.

Is Erika Phelps Nishiguchi enrolled in Medicare?

Yes. Erika Phelps Nishiguchi is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Erika Phelps Nishiguchi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Erika Phelps Nishiguchi reassigns Medicare benefits to 2 organizations: University Professional Services (Portland, OR) and Kapiolani Medical Specialists (Honolulu, HI). 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 Erika Phelps Nishiguchi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Erika Phelps Nishiguchi accept?

Health plans from Moda Health Plan, Inc., PacificSource Health Plans and Providence Health Plan list Erika Phelps Nishiguchi 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.

When was this NPI record last updated?

The NPPES record for Erika Phelps Nishiguchi was last updated on November 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.