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KATHERINE ANNE HYLAN NP
NPI 1538516240
Nurse Practitioner in Oceanside, CA

Active since May 23, 2016PECOS Enrolled
4629 CALLE DE CASITAS, OCEANSIDE, CA 92057(760) 736-6703 Get Directions Write a Review

NPPES record last updated: December 4, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Katherine Anne Hylan Np NPPES

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

KATHERINE ANNE HYLAN NP (NPI 1538516240) is an individual nurse practitioner in Oceanside, California, licensed in California (95005707) and active in the NPI registry since May 2016. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1538516240
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameKATHERINE ANNE HYLANCredential: NP
Location Address4629 CALLE DE CASITASOceanside, CA 92057-5211
Mailing Address4629 Calle De CasitasOceanside, CA 92057-5211 · (760) 736-6703
Phone(760) 736-6703
Sole ProprietorNo
Enumeration DateMay 23, 2016
Last NPPES UpdateDecember 4, 2019
✔ NPI 1538516240 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in CA · 95005707
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Also ListedMidwifeTaxonomy 176B00000X · License 235794 (CA)
4629 CALLE DE CASITAS, Oceanside, CA 92057
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Katherine Anne Hylan Np 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 Reassignment

Medicare enrollment records show Katherine Hylan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Rivello Podiatry
244 mi
Foot & Ankle Surgery
6737 W WREN AVE
Visalia, CA 93291
  • Reassigned Medicare billing, California enrollment
  • 7 clinicians in this Medicare group
NPI 1558193441 (602) 430-9057

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 92057 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
$94.87 typical visit price
range $62.10 – $184.71
Typical copayment $23.71 (range $15.52 – $46.17)
Most-billed visit code 99203
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
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.

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 Katherine Hylan's NPI number?

The NPI number for Katherine Hylan is 1538516240. It was assigned to this individual provider in the NPPES registry on May 23, 2016.

Where is Katherine Hylan located?

Katherine Hylan practices at 4629 Calle De Casitas, Oceanside, CA 92057. The listed phone number is (760) 736-6703.

What is Katherine Hylan's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Katherine Hylan enrolled in Medicare?

Yes. Katherine Hylan is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Katherine Hylan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Hylan reassigns Medicare benefits to Rivello Podiatry (Visalia, CA). The 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 Katherine Hylan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Katherine Hylan was last updated on December 4, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.