DR. OBIORA FRANK ANUSIONWU M.D.
NPI 1477746840
Internal Medicine - Interventional Cardiology in Mesquite, TX

Q: What is Obiora Anusionwu's NPI number?

The NPI number for Obiora Anusionwu is 1477746840. It was assigned to this individual provider in the NPPES registry on August 20, 2007.

Q: What is Obiora Anusionwu's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.

Q: When was this NPI record last updated?

The NPPES record for Obiora Anusionwu was last updated on October 12, 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.

Active since August 20, 2007PECOS EnrolledAccepts Medicare Assignment

5308 N GALLOWAY AVE STE 201, MESQUITE, TX 75150(469) 800-3200(469) 800-3210 Get Directions Write a Review

NPPES record last updated: October 12, 2023. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Oct 12, 2023, Mar 24, 2023, Dec 12, 2016 (3 updates tracked since 2016).

On this page

About Dr. Obiora Frank Anusionwu M.d. NPPES

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

DR. OBIORA FRANK ANUSIONWU M.D. (NPI 1477746840) is an individual interventional cardiology provider in Mesquite, Texas, licensed in Texas (R4360) and active in the NPI registry since August 2007. He is enrolled in Medicare PECOS, is affiliated with Dallas Regional Medical Center, and maintains a secondary practice location in Rockwall.

NPPES Registry Identity

NPI1477746840

Entity TypeIndividualMale

Primary Taxonomy207RI0011X

Provider Legal NameDR. OBIORA FRANK ANUSIONWUCredential: M.D.

Location Address5308 N GALLOWAY AVE STE 201Mesquite, TX 75150-1125

Mailing Address6705 Heritage Pkwy Ste 202Rockwall, TX 75087-8727 · (469) 800-3200 · Fax (469) 800-3210

Phone(469) 800-3200

Fax(469) 800-3210

Sole ProprietorNo

Medical School CMSOtherGraduated 2005

Enumeration DateAugust 20, 2007

Last NPPES UpdateOctober 12, 20233 updates tracked since enumeration

NPPES CertifiedOctober 12, 2023

✔ NPI 1477746840 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Interventional CardiologyAllopathic & Osteopathic Physicians

Taxonomy Code207RI0011X

Licenses✔ Licensed in TX · R4360✔ Licensed in NC · 216504

Definition

An area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical procedures and medications to treat abnormalities that impair the function of the cardiovascular system.

Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X · License 216504 (NC), R4360 (TX)

5308 N GALLOWAY AVE STE 201, Mesquite, TX 75150

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Secondary Practice Location 1

Location 16705 Heritage Pkwy Ste 202Rockwall, TX 75087-8727 · Phone (469) 800-3200 · Fax (469) 800-3210

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.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

Dr. Obiora Frank Anusionwu M.d. 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 ID749460509

PECOS Enrollment IDI20190123003938

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 Reassignments

Medicare enrollment records show Obiora Anusionwu reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Healthtexas Provider Network

8.0 mi

Family Medicine

5926 W NORTHWEST HWY
Dallas, TX 75225

Reassigned Medicare billing, Texas enrollment
3,167 clinicians in this Medicare group

NPI 1962153940 (888) 663-6331

Dallas Medical Physician Group

15 mi

Cardiovascular Disease

7 MEDICAL PKWY
Dallas, TX 75234

Reassigned Medicare billing, Texas enrollment
45 clinicians in this Medicare group

NPI 1033551312 (972) 488-9656

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 19

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

215 services84 patients

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.

135 services89 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.

126 services122 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

119 services96 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

118 services78 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.

78 services48 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

76 services70 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

73 services73 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.

72 services61 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

70 services33 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect 78452

Nuclear medicine studies of the heart involve two parts: rest and stress. During rest, images are taken of your heart at ease. During stress, images are taken after exercise or medication-induced stress. SPECT is a special imaging technique providing 3D pictures of your heart, helping identify any issues.

56 services55 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018

An exercise or drug-induced heart stress test with ECG is a procedure to assess how your heart functions under stress. It can involve exercising or medication to make your heart work harder while an ECG records its activity. A physician reviews the results.

46 services46 patients

Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 99152

This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.

30 services28 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

27 services27 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

27 services27 patients

Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist 93458

This procedure involves placing a tube into your left lower heart chamber and coronary artery. It helps doctors diagnose heart conditions by allowing them to view these areas in detail. A radiologist will review the images to ensure accurate diagnosis.

25 services24 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician 93015

An exercise or drug-induced heart stress test with ECG is a procedure performed by a doctor to assess how your heart responds to exertion. It involves monitoring your heart's electrical activity while you exercise or after medication is given to mimic exercise effects.

12 services11 patients

Ultrasound of heart with probe in esophagus, with report 93312

This procedure, called a transesophageal echocardiogram, uses a small probe passed into your esophagus to capture detailed images of your heart. The report provides information about your heart's structure and function.

11 services11 patients

Ultrasound of heart with color-depicted blood flow, rate and valve function 93325

An ultrasound of the heart, also known as an echocardiogram, uses sound waves to create pictures of your heart. It shows the structure, movement, and blood flow within your heart. This helps assess the heart's health and function, including the valves and rate.

11 services11 patients

Hospital Affiliations CMS Care Compare 3

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

Dallas Regional Medical Center

Acute Care Hospitals · Mesquite, TX

4/5 CMS rating

OwnershipProprietary

CMS Certification Number450688

Location1011 North Galloway AvenueMesquite, TX 75149 · Dallas County

Emergency services Birthing friendly

Baylor Scott And White Medical Center Lake Pointe

Acute Care Hospitals · Rowlett, TX

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450742

Location6800 Scenic DrRowlett, TX 75088 · Dallas County

Emergency services Birthing friendly

Baylor Scott And White Medical Center Sunnyvale

Acute Care Hospitals · Sunnyvale, TX

2/5 CMS rating

OwnershipProprietary

CMS Certification Number670060

Location231 South Collins RoadSunnyvale, TX 75182 · Dallas County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75150 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

$131.01 typical visit price

range $57.18 – $172.86

Typical copayment $32.75 (range $14.29 – $43.21)

Most-billed visit code 99204

Established Patient

$100.80 typical visit price

range $18.48 – $141.20

Typical copayment $25.20 (range $4.62 – $35.30)

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 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. FENI STANLEY JOHN RN-FNP, AGACNP

Nurse Practitioner (Acute Care)

5308 N GALLOWAY AVE STE 201
MESQUITE, TX 75150

Dallas County (469) 800-3200

DANIEL STEVEN GAN ONG

Internal Medicine (Interventional Cardiology)

5308 N GALLOWAY AVE STE 201
MESQUITE, TX 75150

Dallas County (469) 800-3200

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 Obiora Anusionwu's NPI number?

The NPI number for Obiora Anusionwu is 1477746840. It was assigned to this individual provider in the NPPES registry on August 20, 2007.

Where is Obiora Anusionwu located?

Obiora Anusionwu practices at 5308 N Galloway Ave Ste 201, Mesquite, TX 75150. The listed phone number is (469) 800-3200.

What is Obiora Anusionwu's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.

Is Obiora Anusionwu enrolled in Medicare?

Yes. Obiora Anusionwu 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 organizations bill Medicare for Obiora Anusionwu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Obiora Anusionwu reassigns Medicare benefits to 2 organizations: Healthtexas Provider Network (Dallas, TX) and Dallas Medical Physician Group (Dallas, TX). Each 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 Obiora Anusionwu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Obiora Anusionwu accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Obiora Anusionwu 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 Obiora Anusionwu affiliated with any hospitals?

According to CMS data, Obiora Anusionwu is affiliated with Dallas Regional Medical Center, Baylor Scott And White Medical Center Lake Pointe and Baylor Scott And White Medical Center Sunnyvale.

When was this NPI record last updated?

The NPPES record for Obiora Anusionwu was last updated on October 12, 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.