DAVID G STEWART MD
NPI 1619977188
Internal Medicine - Interventional Cardiology in Germantown, TN

Q: What is David Stewart's NPI number?

The NPI number for David Stewart is 1619977188. It was assigned to this individual provider in the NPPES registry on July 27, 2005.

Q: What is David Stewart'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 David Stewart was last updated on May 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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 July 27, 2005PECOS EnrolledAccepts Medicare Assignment

75/100

CMS Quality Rating

7460 WOLF RIVER BOULEVARD, GERMANTOWN, TN 38138(901) 763-0200(901) 761-4002 Get Directions Write a Review

NPPES record last updated: May 23, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About David G Stewart Md NPPES

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

DAVID G STEWART MD (NPI 1619977188) is an individual interventional cardiology provider in Germantown, Tennessee, licensed in Tennessee (20386) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with Methodist Hospitals Of Memphis, and maintains a secondary practice location in Dyersburg.

NPPES Registry Identity

NPI1619977188

Entity TypeIndividualMale

Primary Taxonomy207RI0011X

Provider Legal NameDAVID G STEWARTCredential: MD

Location Address7460 WOLF RIVER BOULEVARDGermantown, TN 38138

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

Phone(901) 763-0200

Fax(901) 761-4002

Sole ProprietorNo

Medical School CMSUniversity Of Tennessee, Hsc, College Of MedicineGraduated 1984

Enumeration DateJuly 27, 2005

Last NPPES UpdateMay 23, 2024

NPPES CertifiedMay 23, 2024

✔ NPI 1619977188 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 TN · 20386✔ Licensed in MS · 12592

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 20386 (TN), 12592 (MS)

7460 WOLF RIVER BOULEVARD, Germantown, TN 38138

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Secondary Practice Location 1

Location 1640 US Highway 51 Byp E Ste EastDyersburg, TN 38024-2067 · Phone (901) 763-0200 · Fax (901) 761-4002

Other Identifiers 4

Medicaid1519967TN

Medicaid00116759MS

Other4270268TN · Bcbs

Medicaid117681001AR

Accepted Insurance

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

David G Stewart Md 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 ID3779665419

PECOS Enrollment IDI20100505000021, I20140324002053

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 David Stewart reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Specialty Physician Group LLC

Same address

Cardiovascular Disease

7460 WOLF RIVER BLVD
Germantown, TN 38138

Reassigned Medicare billing, Mississippi and Tennessee enrollments
45 clinicians in this Medicare group

NPI 1174842181 (901) 763-0200

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 11

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.

330 services257 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.

324 services261 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

253 services212 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.

118 services64 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.

107 services107 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.

107 services107 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.

96 services96 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

61 services57 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.

51 services50 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

23 services23 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.

13 services13 patients

Hospital Affiliations CMS Care Compare

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

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 38138 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

$93.60 typical visit price

range $16.72 – $131.41

Typical copayment $23.40 (range $4.18 – $32.85)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

75/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Other Providers at the Same Location NPPES 14

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

BRENDA S COLE NP

Nurse Practitioner

7460 WOLF RIVER BOULEVARD, THE SUTHERLAND CARDIOLOGY CLINIC, P. C.
GERMANTOWN, TN 38138

Shelby County (901) 763-0200

DR. BEVERLY W DANLEY M.D.

Specialist

7460 WOLF RIVER BOULEVARD
GERMANTOWN, TN 38138

Shelby County (901) 763-0200

LISA JACKSON YOUNG M.D.

Internal Medicine (Cardiovascular Disease)

7460 WOLF RIVER BOULEVARD
GERMANTOWN, TN 38138

Shelby County (901) 763-0200

JAMES J STAMPER MD

Internal Medicine (Cardiovascular Disease)

7460 WOLF RIVER BOULEVARD
GERMANTOWN, TN 38138

Shelby County (901) 763-0200

DR. BELA B HACKMAN M.D.

Specialist

7460 WOLF RIVER BOULEVARD
GERMANTOWN, TN 38138

Shelby County (901) 763-0200

DR. JACK T HOPKINS JR. M.D.

Internal Medicine (Cardiovascular Disease)

7460 WOLF RIVER BOULEVARD
GERMANTOWN, TN 38138

Shelby County (901) 763-0200

TERRI L HALL NP

Nurse Practitioner (Acute Care)

7460 WOLF RIVER BOULEVARD, THE SUTHERLAND CARDIOLOGY CLINIC, P. C.
GERMANTOWN, TN 38138

Shelby County (901) 763-0200

MICHAEL B MCDONALD MD

Internal Medicine (Interventional Cardiology)

7460 WOLF RIVER BOULEVARD
GERMANTOWN, TN 38138

Shelby County (901) 763-0200

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 David Stewart's NPI number?

The NPI number for David Stewart is 1619977188. It was assigned to this individual provider in the NPPES registry on July 27, 2005.

Where is David Stewart located?

David Stewart practices at 7460 Wolf River Boulevard, Germantown, TN 38138. The listed phone number is (901) 763-0200.

What is David Stewart's specialty?

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

Is David Stewart enrolled in Medicare?

Yes. David Stewart 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 David Stewart's services?

According to the CMS Revalidation Reassignment List (October 2026 release), David Stewart reassigns Medicare benefits to Specialty Physician Group LLC (Germantown, TN). 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 David Stewart's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does David Stewart accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter of Alabama and Ambetter of Tennessee and 3 other insurers list David Stewart 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 David Stewart affiliated with any hospitals?

According to CMS data, David Stewart is affiliated with Methodist Hospitals Of Memphis.

When was this NPI record last updated?

The NPPES record for David Stewart was last updated on May 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.