Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. AUSENCIO RENE CASTILLEJA JR. DNP, APRN, ACNPC-AG
NPI 1275469009
Nurse Practitioner in Rochester, MN

Q: What is Ausencio Castilleja's NPI number?

The NPI number for Ausencio Castilleja is 1275469009. It was assigned to this individual provider in the NPPES registry on June 19, 2026.

Q: What is Ausencio Castilleja's specialty?

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

Active since June 19, 2026PECOS Enrolled

200 1ST ST SW, ROCHESTER, MN 55905(507) 284-2511 Get Directions Write a Review

NPPES record last updated: September 22, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 22, 2026, Aug 3, 2026, Jul 14, 2026 (3 updates tracked since 2026).

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About Dr. Ausencio Rene Castilleja Jr. Dnp, Aprn, Acnpc-ag NPPES

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

DR. AUSENCIO RENE CASTILLEJA JR. DNP, APRN, ACNPC-AG (NPI 1275469009) is an individual nurse practitioner in Rochester, Minnesota, licensed in Minnesota (14490) and active in the NPI registry since June 2026. He is enrolled in Medicare PECOS and is a graduate of Other (2026).

NPPES Registry Identity

NPI1275469009

Entity TypeIndividualMale

Primary Taxonomy363L00000X

Provider Legal NameDR. AUSENCIO RENE CASTILLEJA JR.Credential: DNP, APRN, ACNPC-AG

Location Address200 1ST ST SWRochester, MN 55905-0001

Mailing AddressPo Box 860912Minneapolis, MN 55486-0912 · (507) 284-2511

Phone(507) 284-2511

Sole ProprietorNo

Medical School CMSOtherGraduated 2026

Enumeration DateJune 19, 2026

Last NPPES UpdateSeptember 22, 20263 updates tracked since enumeration

NPPES CertifiedSeptember 22, 2026

✔ NPI 1275469009 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 MN · 14490

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 ListedNurse Practitioner · Acute CareTaxonomy 363LA2100X · License 14490 (MN)

200 1ST ST SW, Rochester, MN 55905

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Sanford 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)

Dr. Ausencio Rene Castilleja Jr. Dnp, Aprn, Acnpc-ag is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3072071679

PECOS Enrollment IDI20260813004606

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 Ausencio Castilleja reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mayo Clinic

0.4 mi

Infectious Disease

200 1ST ST SW
Rochester, MN 55905

Reassigned Medicare billing, Minnesota enrollment
6,534 clinicians in this Medicare group

NPI 1114343860 (507) 284-2511

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 55905 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

$85.82 typical visit price

range $56.00 – $168.28

Typical copayment $21.45 (range $14.00 – $42.07)

Most-billed visit code 99203

Established Patient

$98.61 typical visit price

range $18.32 – $138.04

Typical copayment $24.65 (range $4.58 – $34.51)

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.

EMILY LEASURE MD

Internal Medicine