ERIC NGUYEN
NPI 1487113791
Student in an Organized Health Care Education/Training Program in San Francisco, CA

Active since March 16, 2019PECOS EnrolledAccepts Medicare Assignment
505 PARNASSUS AVE, SAN FRANCISCO, CA 94143(415) 353-1613 Get Directions Write a Review

NPPES record last updated: August 5, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 5, 2026, Apr 4, 2024, Nov 14, 2023 and 1 more (4 updates tracked since 2019).

About Eric Nguyen NPPES

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

ERIC NGUYEN (NPI 1487113791) is an individual student in an organized health care education/training program in San Francisco, California and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, is affiliated with Providence Regional Medical Center Everett, and is a graduate of University Of Colorado School Of Medicine, Aurora (2019).

NPPES Registry Identity

NPI1487113791
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameERIC NGUYEN
Location Address505 PARNASSUS AVESan Francisco, CA 94143-2204
Mailing Address744 Pacheco StSan Francisco, CA 94116-1349
Sole ProprietorYes
Medical School CMSUniversity Of Colorado School Of Medicine, AuroraGraduated 2019
Enumeration DateMarch 16, 2019
Last NPPES UpdateAugust 5, 20264 updates tracked since enumeration
NPPES CertifiedAugust 5, 2026
✔ NPI 1487113791 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Also ListedPathology · Anatomic Pathology & Clinical PathologyTaxonomy 207ZP0102X · License 80677 (AZ), MD61506505 (WA)
505 PARNASSUS AVE, San Francisco, CA 94143

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

Eric Nguyen 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.

PECOS PAC ID2365984689
PECOS Enrollment IDI20240603000204, I20250122000885, I20260512001242
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

3

Medicare enrollment records show Eric Nguyen reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Ambulatory Surgical
1229 MADISON ST, SUITE 1660
Seattle, WA 98104
  • Reassigned Medicare billing, Washington enrollment
  • 911 clinicians in this Medicare group
Anatomic Pathology & Clinical Pathology
1229 MADISON ST STE 820
Seattle, WA 98104
  • Reassigned Medicare billing, Washington, Arizona and Alaska enrollments
  • Also billed through NPI 1598624207 (Arizona), NPI 1508129628 (Alaska)
  • 60 clinicians in this Medicare group
Multi-Specialty
3901 HOYT AVE
Everett, WA 98201
  • Reassigned Medicare billing, Washington enrollment
  • 1,285 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 5

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
204 services113 patients
Pathology examination of tissue using a microscope, moderately high complexity 88307
A pathology examination of tissue with moderate complexity involves a detailed study of a small tissue sample from your body. Using a microscope, experts analyze the tissue's structure and cells to identify any abnormalities. This helps in diagnosing various health conditions accurately.
46 services26 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
35 services33 patients
Pathology examination of tissue using a microscope, moderately low complexity 88304
A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.
18 services16 patients
Pathology examination of tissue using a microscope, high complexity 88309
A high complexity pathology examination involves studying body tissue under a microscope to identify any abnormalities. This intricate process helps in diagnosing various conditions and deciding on the best treatment plan.
11 services11 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Providence Regional Medical Center Everett

Acute Care Hospitals · Everett, WA
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number500014
Location1321 Colby AvenueEverett, WA 98201 · Snohomish County
Emergency services Birthing friendly

Swedish Medical Center / Cherry Hill

Acute Care Hospitals · Seattle, WA
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number500025
Location500 17th AvenueSeattle, WA 98122 · King County
Emergency services

Swedish Medical Center

Acute Care Hospitals · Seattle, WA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500027
Location747 BroadwaySeattle, WA 98122 · King County
Emergency services Birthing friendly

St Francis Community Hospital

Acute Care Hospitals · Federal Way, WA
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number500141
Location34515 9th Avenue SFederal Way, WA 98003 · King County
Emergency services Birthing friendly

Swedish Issaquah

Acute Care Hospitals · Issaquah, WA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500152
Location751 NE Blakely DrIssaquah, WA 98029 · King County
Emergency services Birthing friendly

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.

Nurse Practitioner (Neonatal)
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Internal Medicine (Advanced Heart Failure and Transplant Cardiology)
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Hospitalist
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Internal Medicine
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Internal Medicine (Geriatric Medicine)
505 PARNASSUS AVE, 15 LONG
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Nurse Anesthetist, Certified Registered
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

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 Eric Nguyen's NPI number?

The NPI number for Eric Nguyen is 1487113791. It was assigned to this individual provider in the NPPES registry on March 16, 2019.

Where is Eric Nguyen located?

Eric Nguyen practices at 505 Parnassus Ave, San Francisco, CA 94143. The listed phone number is (415) 353-1613.

What is Eric Nguyen's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Eric Nguyen enrolled in Medicare?

Yes. Eric Nguyen 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 Eric Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Eric Nguyen reassigns Medicare benefits to 3 organizations: The Polyclinic (Seattle, WA), Cellnetix Pathology, PLLC (Seattle, WA) and Optum Care Washington PLLC (Everett, WA). 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 Eric Nguyen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Eric Nguyen affiliated with any hospitals?

According to CMS data, Eric Nguyen is affiliated with Providence Regional Medical Center Everett, Swedish Medical Center / Cherry Hill, Swedish Medical Center, St Francis Community Hospital and Swedish Issaquah.

When was this NPI record last updated?

The NPPES record for Eric Nguyen was last updated on August 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.