1. Home
  2. Directory
  3. Massachusetts
  4. Lynn
  5. Nurse Practitioner
  6. NPI Profile

MRS. CHIDUMGA MERCY ONUIGBO-OBEN FNP
NPI 1790924413
Nurse Practitioner in Lynn, MA

Active since February 19, 2009PECOS Enrolled

NPPES record last updated: September 8, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 8, 2023, Feb 19, 2021 (2 updates tracked since 2021).

About Mrs. Chidumga Mercy Onuigbo-oben Fnp NPPES

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

MRS. CHIDUMGA MERCY ONUIGBO-OBEN FNP (NPI 1790924413) is an individual nurse practitioner in Lynn, Massachusetts, licensed in Massachusetts (F12200684) and active in the NPI registry since February 2009. She is enrolled in Medicare PECOS and maintains a secondary practice location in Lynn.

NPPES Registry Identity

NPI1790924413
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMRS. CHIDUMGA MERCY ONUIGBO-OBENCredential: FNP
Location Address10 BOYNTON STLynn, MA 01904-2505
Mailing Address95 Pleasant StLynn, MA 01901-1524 · (781) 230-8403 · Fax (781) 592-0581
Phone(617) 816-6209
Sole ProprietorYes
Enumeration DateFebruary 19, 2009
Last NPPES UpdateSeptember 8, 20232 updates tracked since enumeration
NPPES CertifiedSeptember 8, 2023
✔ NPI 1790924413 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 MA · F12200684
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 ListedRegistered NurseTaxonomy 163W00000X · License RN2257742 (MA)
10 BOYNTON ST, Lynn, MA 01904
Open in Google Maps ↗

Secondary Practice Location 1

Location 195 Pleasant StLynn, MA 01901-1524 · Phone (781) 230-8403 · Fax (781) 592-0581

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Chidumga Mercy Onuigbo-oben Fnp 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 Chidumga Onuigbo-oben reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Eliot Community Human Services
16 mi
Mental Health (Including Community Mental Health Center)
125 HARTWELL AVE
Lexington, MA 02421
  • Reassigned Medicare billing, Massachusetts enrollment
  • 167 clinicians in this Medicare group
NPI 1932271632 (781) 861-0890

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 2

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
42 services20 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
13 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01904 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
$90.70 typical visit price
range $58.86 – $177.36
Typical copayment $22.67 (range $14.71 – $44.34)
Most-billed visit code 99203
Established Patient
$103.48 typical visit price
range $19.11 – $144.84
Typical copayment $25.87 (range $4.77 – $36.21)
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 Chidumga Onuigbo-oben's NPI number?

The NPI number for Chidumga Onuigbo-oben is 1790924413. It was assigned to this individual provider in the NPPES registry on February 19, 2009.

Where is Chidumga Onuigbo-oben located?

Chidumga Onuigbo-oben practices at 10 Boynton St, Lynn, MA 01904. The listed phone number is (617) 816-6209.

What is Chidumga Onuigbo-oben's specialty?

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

Is Chidumga Onuigbo-oben enrolled in Medicare?

Yes. Chidumga Onuigbo-oben is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Chidumga Onuigbo-oben's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Chidumga Onuigbo-oben reassigns Medicare benefits to Eliot Community Human Services (Lexington, MA). 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 Chidumga Onuigbo-oben'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 Chidumga Onuigbo-oben was last updated on September 8, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.