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TOCHUKWU MARGARET OKWUOSA D.O.
NPI 1326355835
Internal Medicine - Cardiovascular Disease in Lexington, KY

Active since September 03, 2010PECOS EnrolledAccepts Medicare Assignment
800 ROSE ST, LEXINGTON, KY 40536(859) 323-0295 Get Directions Write a Review

NPPES record last updated: September 9, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Tochukwu Margaret Okwuosa D.o. NPPES

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

TOCHUKWU MARGARET OKWUOSA D.O. (NPI 1326355835) is an individual cardiovascular disease provider in Lexington, Kentucky, licensed in Kentucky (TP301) and active in the NPI registry since September 2010. She is enrolled in Medicare PECOS, is affiliated with Copley Memorial Hospital, and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1326355835
Entity TypeIndividualFemale
Primary Taxonomy207RC0000X
Provider Legal NameTOCHUKWU MARGARET OKWUOSACredential: D.O.
Location Address800 ROSE STLexington, KY 40536-0294
Mailing Address1600 Darien Club DrDarien, IL 60561-3684 · (312) 942-6253 · Fax (312) 942-5829
Phone(859) 323-0295
Sole ProprietorNo
Medical School CMSPhiladelphia College Of Osteopathic MedicineGraduated 2003
Enumeration DateSeptember 3, 2010
Last NPPES UpdateSeptember 9, 2026
NPPES CertifiedSeptember 9, 2026
✔ NPI 1326355835 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
Licenses✔ Licensed in KY · TP301✔ Licensed in MI · 5101019067✔ Licensed in IL · 036.115485
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
800 ROSE ST, Lexington, KY 40536
Open in Google Maps ↗

Secondary Practice Location 1

Location 11725 W Harrison St, Suite 1010Chicago, IL 60612-3841 · Phone (312) 942-6253 · Fax (312) 942-5829

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Tochukwu Margaret Okwuosa D.o. 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 ID5597948117
PECOS Enrollment IDI20140204000535
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 Tochukwu Okwuosa reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Rush University Medical Center
312 mi
Internal Medicine
1411 S MICHIGAN AVE
Chicago, IL 60605
  • Reassigned Medicare billing, Illinois enrollment
  • Medicare enrollment name: Rush University Medical Group
  • 2,169 clinicians in this Medicare group
NPI 1689165540 (312) 563-0654

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 13

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 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.
362 services229 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
289 services267 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.
202 services121 patients
Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or G2212
This service refers to extended doctor visits where your healthcare provider spends additional time evaluating and managing your health beyond the primary procedure's required time. This includes each extra 15 minutes spent by the physician on the same day as the primary service.
112 services75 patients
Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or G2212
This service refers to extended doctor visits where your healthcare provider spends additional time evaluating and managing your health beyond the primary procedure's required time. This includes each extra 15 minutes spent by the physician on the same day as the primary service.
64 services39 patients
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306
This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.
55 services55 patients

Hospital Affiliations CMS Care Compare 3

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

Copley Memorial Hospital

Acute Care Hospitals · Aurora, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140029
Location2000 Ogden AvenueAurora, IL 60504 · Kane County
Emergency services Birthing friendly

Rush Oak Park Hospital

Acute Care Hospitals · Oak Park, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140063
Location520 S Maple AveOak Park, IL 60304 · Cook County
Emergency services

Rush University Medical Center

Acute Care Hospitals · Chicago, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140119
Location1653 West Congress ParkwayChicago, IL 60612 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 40536 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
$122.77 typical visit price
range $52.76 – $162.27
Typical copayment $30.69 (range $13.19 – $40.56)
Most-billed visit code 99204
Established Patient
$66.24 typical visit price
range $16.53 – $131.99
Typical copayment $16.56 (range $4.13 – $32.99)
Most-billed visit code 99213
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. JEREMY WAYNE THACKER M.D.
Radiology (Diagnostic Radiology)
800 ROSE ST, HX-302 UKMC
LEXINGTON, KY 40536
Fayette County (859) 257-4457
DR. KIRK PHILLIP HEITMAN M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
800 ROSE ST, MS117
LEXINGTON, KY 40536
Fayette County (859) 257-1446
HARISH RAM MD
Anesthesiology
800 ROSE ST
LEXINGTON, KY 40536
Fayette County (859) 323-5956
MS. YVONNE P RICE APRN NP-C
Nurse Practitioner (Family)
800 ROSE ST
LEXINGTON, KY 40536
Fayette County (859) 218-1779
VANESSA D. SMITH MD
Pathology (Anatomic Pathology)
800 ROSE ST
LEXINGTON, KY 40536
Fayette County (859) 323-6183
JASMINE HOWARD APRN
Nurse Practitioner (Acute Care)
800 ROSE ST, MN604
LEXINGTON, KY 40536
Fayette County (859) 323-6047
MITCHELL ALEXANDER MIGUEL M.D.
Hospitalist
800 ROSE ST
LEXINGTON, KY 40536
Fayette County (859) 323-6047
LEAH RAY YEAGER APRN
Nurse Practitioner (Family)
800 ROSE ST, CC417
LEXINGTON, KY 40536
Fayette County (859) 257-1223

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 Tochukwu Okwuosa's NPI number?

The NPI number for Tochukwu Okwuosa is 1326355835. It was assigned to this individual provider in the NPPES registry on September 3, 2010.

Where is Tochukwu Okwuosa located?

Tochukwu Okwuosa practices at 800 Rose St, Lexington, KY 40536. The listed phone number is (859) 323-0295.

What is Tochukwu Okwuosa's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Tochukwu Okwuosa enrolled in Medicare?

Yes. Tochukwu Okwuosa 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.

Which organization bills Medicare for Tochukwu Okwuosa's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tochukwu Okwuosa reassigns Medicare benefits to Rush University Medical Center (Chicago, IL). 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 Tochukwu Okwuosa's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Tochukwu Okwuosa accept?

Health plans from Ambetter Health list Tochukwu Okwuosa 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 Tochukwu Okwuosa affiliated with any hospitals?

According to CMS data, Tochukwu Okwuosa is affiliated with Copley Memorial Hospital, Rush Oak Park Hospital and Rush University Medical Center.

When was this NPI record last updated?

The NPPES record for Tochukwu Okwuosa was last updated on September 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.