CATHERINE ANN YU DNP, FNP-BC
NPI 1669604112
Nurse Practitioner - Family in Portsmouth, NH

Q: What is Catherine Yu's NPI number?

The NPI number for Catherine Yu is 1669604112. It was assigned to this individual provider in the NPPES registry on August 18, 2009.

Q: What is Catherine Yu's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Q: When was this NPI record last updated?

The NPPES record for Catherine Yu was last updated on July 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.

Active since August 18, 2009PECOS Enrolled

170 COMMERCE WAY STE 103, PORTSMOUTH, NH 03801(207) 343-1701(855) 628-4699 Get Directions Write a Review

NPPES record last updated: July 17, 2018. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Catherine Ann Yu Dnp, Fnp-bc NPPES

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

CATHERINE ANN YU DNP, FNP-BC (NPI 1669604112) is an individual family provider in Portsmouth, New Hampshire, licensed in Maine (CNP131048) and active in the NPI registry since August 2009. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1669604112

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameCATHERINE ANN YUCredential: DNP, FNP-BC

Location Address170 COMMERCE WAY STE 103Portsmouth, NH 03801

Mailing Address170 Commerce Way Ste 103Portsmouth, NH 03801-3272 · (207) 343-1701 · Fax (855) 628-4699

Phone(207) 343-1701

Fax(855) 628-4699

Sole ProprietorNo

Enumeration DateAugust 18, 2009

Last NPPES UpdateJuly 17, 2018

✔ NPI 1669604112 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

Licenses✔ Licensed in ME · CNP131048✔ Licensed in MA · RN241510✔ Licensed in NH · 048111-23

170 COMMERCE WAY STE 103, Portsmouth, NH 03801

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare), Harvard Pilgrim Health Care.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Catherine Ann Yu Dnp, Fnp-bc 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 Reassignments

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

Healthreach Community Health Centers

133 mi

Federally Qualified Health Center (FQHC)

25 DEPOT ST
Kingfield, ME 04947

Reassigned Medicare billing, Maine enrollment
7 clinicians in this Medicare group

NPI 1023082385 (207) 265-4555

Thrive Counseling LLC

590 mi

Mental Health

1000 JEFFERSON ST STE 2C
Lynchburg, VA 24504

Reassigned Medicare billing, Virginia enrollment
302 clinicians in this Medicare group

NPI 1215181300 (855) 284-7483

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 03801 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$89.14 typical visit price

range $57.75 – $174.26

Typical copayment $22.28 (range $14.43 – $43.56)

Most-billed visit code 99203

Established Patient

$101.54 typical visit price

range $18.70 – $142.15

Typical copayment $25.38 (range $4.67 – $35.53)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NORA KIRSH

Nurse Practitioner (Family)

170 COMMERCE WAY STE 103
PORTSMOUTH, NH 03801

Rockingham County (857) 998-8811

DONNA MOHAN ARNP

Nurse Practitioner

170 COMMERCE WAY STE 103
PORTSMOUTH, NH 03801

Rockingham County (603) 897-5485

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 Catherine Yu's NPI number?

The NPI number for Catherine Yu is 1669604112. It was assigned to this individual provider in the NPPES registry on August 18, 2009.

Where is Catherine Yu located?

Catherine Yu practices at 170 Commerce Way Ste 103, Portsmouth, NH 03801. The listed phone number is (207) 343-1701.

What is Catherine Yu's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Catherine Yu enrolled in Medicare?

Yes. Catherine Yu is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Catherine Yu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Catherine Yu reassigns Medicare benefits to 2 organizations: Healthreach Community Health Centers (Kingfield, ME) and Thrive Counseling LLC (Lynchburg, VA). 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 Catherine Yu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Catherine Yu accept?

Health plans from Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare) and Harvard Pilgrim Health Care list Catherine Yu 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 Catherine Yu was last updated on July 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.