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CHUKWUEMEKA ONWUSILIKAM
NPI 1619838877
Nurse Practitioner - Psychiatric/Mental Health in Burlington, MA

Active since November 18, 2025PECOS Enrolled
101 ARBORETUM WAY, BURLINGTON, MA 01803(240) 244-4863(443) 513-2664 Get Directions Write a Review

NPPES record last updated: April 29, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 29, 2026, Nov 18, 2025 (2 updates tracked since 2025).

About Chukwuemeka Onwusilikam NPPES

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

CHUKWUEMEKA ONWUSILIKAM (NPI 1619838877) is an individual psychiatric/mental health provider in Burlington, Massachusetts, licensed in Massachusetts (2025071409) and active in the NPI registry since November 2025. He is enrolled in Medicare PECOS, maintains a secondary practice location in Auburn, and is a graduate of Other (2025).

NPPES Registry Identity

NPI1619838877
Entity TypeIndividualMale
Primary Taxonomy363LP0808X
Provider Legal NameCHUKWUEMEKA ONWUSILIKAM
Location Address101 ARBORETUM WAYBurlington, MA 01803-3827
Mailing Address1 Sophia DrAuburn, MA 01501-3177 · (508) 740-4806
Phone(240) 244-4863
Fax(443) 513-2664
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateNovember 18, 2025
Last NPPES UpdateApril 29, 20262 updates tracked since enumeration
NPPES CertifiedApril 29, 2026
✔ NPI 1619838877 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in MA · 2025071409
101 ARBORETUM WAY, Burlington, MA 01803
Open in Google Maps ↗

Secondary Practice Location 1

Location 11 Sophia DrAuburn, MA 01501-3177 · Phone (508) 740-4806

Accepted Insurance

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

Chukwuemeka Onwusilikam is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1850869660
PECOS Enrollment IDI20260508003452
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 Chukwuemeka Onwusilikam reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Unified Healthcare Services LLC
394 mi
Psychiatric/Mental Health
2703 FORT BAKER DR SE APT 1
Washington, DC 20020
  • Reassigned Medicare billing, Massachusetts enrollment
  • Medicare enrollment name: Nams Behavioral Healthcare LLC
  • 2 clinicians in this Medicare group
NPI 1609677327 (240) 244-4863

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 01803 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
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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 Chukwuemeka Onwusilikam's NPI number?

The NPI number for Chukwuemeka Onwusilikam is 1619838877. It was assigned to this individual provider in the NPPES registry on November 18, 2025.

Where is Chukwuemeka Onwusilikam located?

Chukwuemeka Onwusilikam practices at 101 Arboretum Way, Burlington, MA 01803. The listed phone number is (240) 244-4863.

What is Chukwuemeka Onwusilikam's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Chukwuemeka Onwusilikam enrolled in Medicare?

Yes. Chukwuemeka Onwusilikam is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Chukwuemeka Onwusilikam's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Chukwuemeka Onwusilikam reassigns Medicare benefits to Unified Healthcare Services LLC (Washington, DC). 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 Chukwuemeka Onwusilikam's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Chukwuemeka Onwusilikam accept?

Health plans from Harvard Pilgrim Health Care list Chukwuemeka Onwusilikam 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 Chukwuemeka Onwusilikam was last updated on April 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.