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KATHERINE CASTILLO APRN
NPI 1407260599
Nurse Practitioner - Family in Louisville, KY

Active since June 17, 2014PECOS Enrolled
201 ABRAHAM FLEXNER WAY, SUITE 1004, LOUISVILLE, KY 40202(502) 589-3173(502) 589-6751 Get Directions Write a Review

NPPES record last updated: August 14, 2018. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Katherine Castillo Aprn NPPES

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

KATHERINE CASTILLO APRN (NPI 1407260599) is an individual family provider in Louisville, Kentucky, licensed in Kentucky (3008678) and active in the NPI registry since June 2014. She is enrolled in Medicare PECOS and is a graduate of Other (2014).

NPPES Registry Identity

NPI1407260599
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameKATHERINE CASTILLOCredential: APRN
Location Address201 ABRAHAM FLEXNER WAY, SUITE 1004Louisville, KY 40202
Mailing Address100 E Liberty St, 8th FloorLouisville, KY 40202-1434 · (502) 589-3173 · Fax (502) 589-6751
Phone(502) 589-3173
Fax(502) 589-6751
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateJune 17, 2014
Last NPPES UpdateAugust 14, 2018
✔ NPI 1407260599 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
License✔ Licensed in KY · 3008678
201 ABRAHAM FLEXNER WAY, Louisville, KY 40202
Open in Google Maps ↗

Other Identifiers 1

Medicaid7100305650KY

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, CareSource (Common Ground Healthcare).Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Katherine Castillo Aprn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1658590989
PECOS Enrollment IDI20140917003161
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 Castillo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Pinnacle Inpatient Medical Services, PLLC
33 mi
Family Medicine
3909 S WILSON RD
Radcliff, KY 40160
  • Reassigned Medicare billing, Kentucky enrollment
  • 24 clinicians in this Medicare group
NPI 1386148856 (270) 351-9444

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

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.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
18 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 40202 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
$82.24 typical visit price
range $52.76 – $162.27
Typical copayment $20.56 (range $13.19 – $40.56)
Most-billed visit code 99203
Established Patient
$93.94 typical visit price
range $16.53 – $131.99
Typical copayment $23.48 (range $4.13 – $32.99)
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 20

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

DR. MARTHA TRIMBLE MCCOY M.D.
Surgery
201 ABRAHAM FLEXNER WAY, STE 902
LOUISVILLE, KY 40202
Jefferson County (502) 583-5945
RAYMOND G SHEA MD PSC
Orthopaedic Surgery
201 ABRAHAM FLEXNER WAY, SUITE 100
LOUISVILLE, KY 40202
Jefferson County (502) 587-8222
MRS. CHRISTIN E HONAKER MD
Internal Medicine
201 ABRAHAM FLEXNER WAY, SUITE 904
LOUISVILLE, KY 40202
Jefferson County (502) 589-3844
MS. HEATHER J MOODY APRN
Nurse Practitioner (Acute Care)
201 ABRAHAM FLEXNER WAY, SUITE 1200
LOUISVILLE, KY 40202
Jefferson County (502) 583-8383
SUDHIR NARAIN MD
Internal Medicine
201 ABRAHAM FLEXNER WAY, #1001
LOUISVILLE, KY 40202
Jefferson County (502) 589-6788
LAUREN MICHELLE HAMILTON APRN
Nurse Practitioner (Critical Care Medicine)
201 ABRAHAM FLEXNER WAY
LOUISVILLE, KY 40202
Jefferson County (502) 588-7600
DALE M. ROBERTS MD
Plastic Surgery
201 ABRAHAM FLEXNER WAY, SUITE 1105
LOUISVILLE, KY 40202
Jefferson County (502) 581-9223
VRINDA SARDANA M.D.
Internal Medicine (Cardiovascular Disease)
201 ABRAHAM FLEXNER WAY, SUITE 1101
LOUISVILLE, KY 40202
Jefferson County (502) 581-1951

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 Castillo's NPI number?

The NPI number for Katherine Castillo is 1407260599. It was assigned to this individual provider in the NPPES registry on June 17, 2014.

Where is Katherine Castillo located?

Katherine Castillo practices at 201 Abraham Flexner Way Suite 1004, Louisville, KY 40202. The listed phone number is (502) 589-3173.

What is Katherine Castillo's specialty?

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

Is Katherine Castillo enrolled in Medicare?

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

Which organization bills Medicare for Katherine Castillo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Castillo reassigns Medicare benefits to Pinnacle Inpatient Medical Services, PLLC (Radcliff, KY). 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 Castillo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Katherine Castillo accept?

Health plans from CareSource and CareSource (Common Ground Healthcare) list Katherine Castillo 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 Katherine Castillo was last updated on August 14, 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.