MRS. ALETHIA JUNE OSESEK APNP
NPI 1275339004
Nurse Practitioner in Milwaukee, WI

Q: What is Alethia Osesek's NPI number?

The NPI number for Alethia Osesek is 1275339004. It was assigned to this individual provider in the NPPES registry on February 21, 2025.

Q: What is Alethia Osesek's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Alethia Osesek was last updated on June 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.

Active since February 21, 2025PECOS EnrolledAccepts Medicare Assignment

2900 W OKLAHOMA AVE, MILWAUKEE, WI 53215(414) 649-7496 Get Directions Write a Review

NPPES record last updated: June 23, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Jun 23, 2025, Feb 21, 2025 (2 updates tracked since 2025).

On this page

About Mrs. Alethia June Osesek Apnp NPPES

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

MRS. ALETHIA JUNE OSESEK APNP (NPI 1275339004) is an individual nurse practitioner in Milwaukee, Wisconsin, licensed in Wisconsin (13160-33) and active in the NPI registry since February 2025. She is enrolled in Medicare PECOS, is affiliated with Aurora St Lukes Medical Center, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1275339004

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameMRS. ALETHIA JUNE OSESEKCredential: APNP

Location Address2900 W OKLAHOMA AVEMilwaukee, WI 53215-4330

Mailing AddressPo Box 735044Chicago, IL 60673-5044 · (800) 326-2250

Phone(414) 649-7496

Sole ProprietorNo

Medical School CMSOtherGraduated 2024

Enumeration DateFebruary 21, 2025

Last NPPES UpdateJune 23, 20252 updates tracked since enumeration

NPPES CertifiedJune 23, 2025

✔ NPI 1275339004 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in WI · 13160-33

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.

2900 W OKLAHOMA AVE, Milwaukee, WI 53215

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Other Identifiers 1

Medicaid100312951WI

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mrs. Alethia June Osesek Apnp 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 ID4587188412

PECOS Enrollment IDI20250411002397

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.

Hospital Affiliations CMS Care Compare

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

Aurora St Lukes Medical Center

Acute Care Hospitals · Milwaukee, WI

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520138

Location2900 W Oklahoma AveMilwaukee, WI 53215 · Milwaukee County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53215 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

$82.92 typical visit price

range $53.90 – $163.24

Typical copayment $20.73 (range $13.47 – $40.81)

Most-billed visit code 99203

Established Patient

$95.41 typical visit price

range $17.40 – $133.76

Typical copayment $23.85 (range $4.35 – $33.44)

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.

MUHAMMAD AKBAR MD LLC

Clinic/Center (Primary Care)

2900 W OKLAHOMA AVE
MILWAUKEE, WI 53215

Milwaukee County (414) 365-3210

DR. JEFFREY T LYVERS M.D.

Anesthesiology

2900 W OKLAHOMA AVE
MILWAUKEE, WI 53215

Milwaukee County (414) 649-6000

RANA MOHAMMED AL RUBAYE MD

Hospitalist

2900 W OKLAHOMA AVE
MILWAUKEE, WI 53215

Milwaukee County (414) 649-6000

JESSICA MCDOWELL

Nurse Practitioner

2900 W OKLAHOMA AVE
MILWAUKEE, WI 53215

Milwaukee County (414) 649-5279

MARA STASIK PA-C

Physician Assistant

2900 W OKLAHOMA AVE, 5TH FLOOR GALLERIA
MILWAUKEE, WI 53215

Milwaukee County (414) 646-2550

SARAH J PARVE NP

Nurse Practitioner

2900 W OKLAHOMA AVE
MILWAUKEE, WI 53215

Milwaukee County (414) 649-6000

DR. RILEY MARINELLI PT, DPT

Physical Therapist

2900 W OKLAHOMA AVE
MILWAUKEE, WI 53215

Milwaukee County (414) 649-6011

ASHLEY MARIE ALTER PHARMD

Pharmacist

2900 W OKLAHOMA AVE
MILWAUKEE, WI 53215

Milwaukee County (414) 649-6930

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 Alethia Osesek's NPI number?

The NPI number for Alethia Osesek is 1275339004. It was assigned to this individual provider in the NPPES registry on February 21, 2025.

Where is Alethia Osesek located?

Alethia Osesek practices at 2900 W Oklahoma Ave, Milwaukee, WI 53215. The listed phone number is (414) 649-7496.

What is Alethia Osesek's specialty?

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

Is Alethia Osesek enrolled in Medicare?

Yes. Alethia Osesek 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.

What insurance does Alethia Osesek accept?

Health plans from CareSource (Common Ground Healthcare) list Alethia Osesek 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.

Is Alethia Osesek affiliated with any hospitals?

According to CMS data, Alethia Osesek is affiliated with Aurora St Lukes Medical Center.

When was this NPI record last updated?

The NPPES record for Alethia Osesek was last updated on June 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.