Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ISAAC BRENDAN RHEA M.D.
NPI 1568782811
Internal Medicine - Cardiovascular Disease in Memphis, TN

Q: What is Isaac Rhea's NPI number?

The NPI number for Isaac Rhea is 1568782811. It was assigned to this individual provider in the NPPES registry on June 9, 2010.

Q: What is Isaac Rhea's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Isaac Rhea was last updated on July 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days 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 June 09, 2010PECOS Enrolled

1211 UNION AVE STE 965, MEMPHIS, TN 38104(901) 435-8550(901) 516-0933 Get Directions Write a Review

NPPES record last updated: July 31, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 31, 2026, May 7, 2024, Aug 6, 2019 and 1 more (4 updates tracked since 2019).

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About Isaac Brendan Rhea M.d. NPPES

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

ISAAC BRENDAN RHEA M.D. (NPI 1568782811) is an individual cardiovascular disease provider in Memphis, Tennessee, licensed in Tennessee (59843) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS, is affiliated with Methodist Healthcare - Olive Branch Hospital, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1568782811

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameISAAC BRENDAN RHEACredential: M.D.

Location Address1211 UNION AVE STE 965Memphis, TN 38104-6638

Mailing Address1211 Union Ave Ste 330Memphis, TN 38104-6655

Phone(901) 435-8550

Fax(901) 516-0933

Sole ProprietorNo

Medical School CMSUniversity Of Louisville School Of MedicineGraduated 2010

Enumeration DateJune 9, 2010

Last NPPES UpdateJuly 31, 20264 updates tracked since enumeration

NPPES CertifiedJuly 31, 2026

✔ NPI 1568782811 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

Licenses✔ Licensed in TN · 59843✔ Licensed in KY · 62285

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.

Also ListedInternal MedicineTaxonomy 207R00000X · License 01072846A (IN)

1211 UNION AVE STE 965, Memphis, TN 38104

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Secondary Practice Locations 3

Location 11251 Wesley Dr Ste 100Memphis, TN 38116-6442 · Phone (901) 435-8550 · Fax (901) 395-2621

Location 257 Germantown Ct Ste 100Cordova, TN 38018-4274 · Phone (901) 435-8550 · Fax (901) 478-0781

Location 3800 Rose StLexington, KY 40536-0293 · Phone (859) 257-4488

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of Tennessee, UnitedHealthcare.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

Isaac Brendan Rhea 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 ID1557501350

PECOS Enrollment IDI20191021002617

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.

Areas of Expertise CMS Part B claims 16

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.

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.

463 services328 patients

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.

200 services106 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.

175 services107 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.

153 services150 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

95 services94 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

90 services59 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010

67 services56 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016

An exercise or drug-induced heart stress test with ECG involves monitoring your heart's activity while it's under stress, either from exercise or medication. A doctor supervises the entire procedure to ensure safety and accuracy in results. This test helps detect heart problems.

55 services54 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.

55 services54 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.

26 services26 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.

22 services22 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.

21 services21 patients

Ultrasound of heart blood flow, valves and chambers 93320

An ultrasound of your heart, also known as an echocardiogram, is a test that uses sound waves to create detailed images of your heart. It helps doctors check the health of your heart's chambers, valves, and blood flow.

20 services20 patients

Ultrasound of heart, follow-up 93308

A follow-up ultrasound of the heart, also known as an echocardiogram, is a non-invasive test that uses sound waves to create images of your heart. It helps doctors monitor your heart's function and structures after initial assessment or treatment.

19 services19 patients

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

12 services12 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.

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.

Methodist Healthcare - Olive Branch Hospital

Acute Care Hospitals · Olive Branch, MS

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number250167

Location4250 Bethel RoadOlive Branch, MS 38654 · De Soto County

Emergency services Birthing friendly

Methodist Hospitals Of Memphis

Acute Care Hospitals · Memphis, TN

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number440049

Location1265 Union Ave Suite 700Memphis, TN 38104 · Shelby County

Emergency services Birthing friendly

Regional One Health

Acute Care Hospitals · Memphis, TN

1/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number440152

Location877 Jefferson AvenueMemphis, TN 38103 · Shelby County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 38104 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

$121.80 typical visit price

range $52.64 – $160.89

Typical copayment $30.45 (range $13.16 – $40.22)

Most-billed visit code 99204

Established Patient

$66.01 typical visit price

range $16.72 – $131.41

Typical copayment $16.50 (range $4.18 – $32.85)

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. ERICHA MORGAN BRAUER HANNAHAN DNP, APRN, FNP-C

Nurse Practitioner (Family)