DR. STEWART GLENN ALLEN M.D.
NPI 1205034030
Internal Medicine - Cardiovascular Disease in Winston-salem, NC

Q: What is Stewart Allen's NPI number?

The NPI number for Stewart Allen is 1205034030. It was assigned to this individual provider in the NPPES registry on July 3, 2007.

Q: What is Stewart Allen'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 Stewart Allen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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 03, 2007PECOS EnrolledAccepts Medicare Assignment

97.12/100

CMS Quality Rating

MEDICAL CENTER BOULEVARD, DEPT. OF INT. MED - CARDIOLOGY, WINSTON-SALEM, NC 27157(336) 716-2589 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: November 08, 2026.

On this page

About Dr. Stewart Glenn Allen M.d. NPPES

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

DR. STEWART GLENN ALLEN M.D. (NPI 1205034030) is an individual cardiovascular disease provider in Winston-salem, North Carolina and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS and is a graduate of Wake Forest University School Of Medicine (2001).

NPPES Registry Identity

NPI1205034030

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameDR. STEWART GLENN ALLENCredential: M.D.

Location AddressMEDICAL CENTER BOULEVARD, DEPT. OF INT. MED - CARDIOLOGYWinston-salem, NC 27157

Mailing AddressMedical Center Boulevard, Dept. Of Int. Med - CardiologyWinston-salem, NC 27157 · (336) 716-2589

Phone(336) 716-2589

Sole ProprietorNo

Medical School CMSWake Forest University School Of MedicineGraduated 2001

Enumeration DateJuly 3, 2007

Last NPPES UpdateJuly 8, 2007

✔ NPI 1205034030 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

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.

MEDICAL CENTER BOULEVARD, Winston-salem, NC 27157

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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. Stewart Glenn Allen 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 ID9436233921

PECOS Enrollment IDI20121203000565

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 Stewart Allen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Adventist Health Physicians Network

2,126 mi

Family Medicine

2559 W ROSAMOND BLVD STE D
Rosamond, CA 93560

Reassigned Medicare billing, California enrollment
678 clinicians in this Medicare group

NPI 1609633973 (661) 241-6700

St. Helena Hospital

2,303 mi

Psychiatric Hospital

525 OREGON ST
Vallejo, CA 94590

Reassigned Medicare billing, California enrollment
128 clinicians in this Medicare group

NPI 1851381990 (707) 648-2200

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 31

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 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.

603 services395 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.

593 services349 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.

280 services256 patients

Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 99349

An established patient home visit is a medical appointment conducted at your home, typically lasting around 40 minutes. This service is ideal for patients who may find it difficult to travel to a healthcare facility. During this visit, a healthcare professional will evaluate your health status, manage your care, and answer any health-related questions you may have.

173 services118 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.

152 services150 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.

125 services122 patients

Programming of dual lead pacemaker system 93280

Programming of a dual lead pacemaker system is a procedure to adjust your heart's pacemaker settings. This process involves a small device, called a programmer, that communicates with your pacemaker to ensure it's working optimally for your heart's needs.

118 services61 patients

Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 99350

An established patient home visit is a service where a healthcare professional visits a patient's home for a check-up or treatment. The visit typically lasts for about an hour. This service is especially beneficial for patients who may have difficulty traveling to a healthcare facility.

90 services73 patients

Heart rhythm review and interpretation of continous external ekg over 8-15 days 93248

This service involves wearing a device for 8-15 days that continuously records your heart's electrical activity. It helps in identifying irregular heart rhythms. The recorded data is then reviewed and interpreted by a healthcare professional for any abnormalities.

84 services77 patients

Ultrasound of heart during rest, exercise and/or drug-induced stress with report 93350

This procedure involves using ultrasound imaging to view your heart at rest, during exercise, and/or under drug-induced stress. It helps assess how well your heart responds to exertion. A report of the findings is provided after the test.

67 services67 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.

63 services58 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.

56 services56 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.

54 services49 patients

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

46 services39 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.

43 services43 patients

Programming of dual lead pacemaker system 93280

37 services18 patients

Evaluation of single, dual, multiple lead or leadless pacemaker system 93288

An evaluation of a pacemaker system examines how well your heart device is working. Single, dual, multiple lead, or leadless refers to the wires that deliver electrical pulses from the pacemaker to your heart. This check ensures your heart is receiving the right amount of support from the device.

33 services26 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.

33 services33 patients

Insertion of tube in coronary artery for diagnosis with review by radiologist 93454

This procedure involves placing a small tube into your coronary artery. It helps to identify any blockages or issues within the artery. A radiologist, a doctor specialized in medical imaging, will review the results to ensure accurate diagnosis.

32 services31 patients

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

32 services30 patients

Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 99348

An established patient home visit is a 25-minute appointment where a healthcare provider visits you at your home. This service is for patients who have previously been seen by the provider. It includes a check-up and discussion about your health concerns.

26 services26 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.

22 services21 patients

Heart rhythm review and interpretation of continous external ekg over 8-15 days 93248

21 services21 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.

21 services20 patients

Insertion of pacemaker and upper and lower heart chamber electrode 33208

A pacemaker insertion is a procedure where a small device, called a pacemaker, is implanted under your skin. This device uses electrical pulses to prompt the heart to beat at a normal rate. Electrodes are placed in the upper and lower chambers of your heart to help regulate your heartbeat.

19 services19 patients

Repair of left upper heart chamber with implant with review by radiologist 33340

This is a procedure to fix a problem in your left upper heart chamber. An implant is used to correct the issue. After the procedure, a radiologist, a doctor who specializes in medical imaging, reviews the images to ensure everything is in order.

18 services18 patients

Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch 92928

This procedure involves placing a small, mesh tube (stent) in your coronary artery to keep it open. A balloon is used to expand the stent and artery, improving blood flow to your heart. It's typically done for a single artery or branch.

17 services16 patients

External shock to heart to regulate heart beat 92960

This procedure, known as cardioversion, uses an external electrical shock to restore your heart's normal rhythm. It's typically performed when irregular heartbeats, or arrhythmias, are causing severe symptoms and aren't responding to medications.

17 services17 patients

Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes 99344

A new patient home visit is a comprehensive service where a healthcare professional visits your home for about an hour. This visit includes an overall health assessment, discussion about your medical history, and planning for future healthcare needs. The goal is to understand your health status and provide personalized care.

14 services14 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.

12 services12 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.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 27157 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

$125.01 typical visit price

range $54.12 – $165.09

Typical copayment $31.25 (range $13.53 – $41.27)

Most-billed visit code 99204

Established Patient

$67.72 typical visit price

range $17.21 – $134.61

Typical copayment $16.93 (range $4.30 – $33.65)

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.

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.

97.12/100

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

Scored through an Alternative Payment Model

Quality

84.24

Promoting Interoperability

100

Improvement Activities

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. KYLE EDWARD ROBINSON M.D.

Plastic Surgery

MEDICAL CENTER BOULEVARD
WINSTON SALEM, NC 27157

Forsyth County (336) 716-6410

WENCHENG LI M.D.

Pathology (Anatomic Pathology & Clinical Pathology)

MEDICAL CENTER BOULEVARD, DEPARTMENT OF PATHOLOGY WF SCHOOL OF MEDICINE
WINSTON-SALEM, NC 27157

Forsyth County (336) 716-4311

JOSHUA DALE COX-JONES DO

Student in an Organized Health Care Education/Training Program

MEDICAL CENTER BOULEVARD
WINSTON SALEM, NC 27157

Forsyth County (336) 716-4311

RAINER RODRIGUEZ MD

Student in an Organized Health Care Education/Training Program

MEDICAL CENTER BOULEVARD
WINSTON SALEM, NC 27157

Forsyth County (336) 716-6410

ANGELA SINCLAIR HILBURN CRNA

Nurse Anesthetist, Certified Registered

MEDICAL CENTER BOULEVARD
WINSTON SALEM, NC 27157

Forsyth County (336) 713-2555

DILLON CASEY MD

Emergency Medicine

MEDICAL CENTER BOULEVARD
WINSTON SALEM, NC 27157

Forsyth County (336) 716-4625

MRS. CANDACE BROOKE LOCKLEAR PA-C

Physician Assistant

MEDICAL CENTER BOULEVARD
WINSTON SALEM, NC 27157

Forsyth County (336) 716-6020

MIKHAILA THERESA MACLAREN

Student in an Organized Health Care Education/Training Program

MEDICAL CENTER BOULEVARD
WINSTON SALEM, NC 27157

Forsyth County (336) 716-4356

ALLIE THOMPSON WILSON

Physician Assistant

MEDICAL CENTER BOULEVARD, WAKE FOREST BAPTIST HEALTH DEPARTMENT OF SURGERY
WINSTON SALEM, NC 27157

Forsyth County (336) 716-3813

NICOLE JEAN PRENDERGAST

Emergency Medicine (Sports Medicine)

MEDICAL CENTER BOULEVARD
WINSTON SALEM, NC 27157

Forsyth County (336) 716-2255

MS. LISA A RAINWATER MA

Counselor (Mental Health)

MEDICAL CENTER BOULEVARD
WINSTON SALEM, NC 27157

Forsyth County (336) 716-0327

MORGAN WALLEN MD

Student in an Organized Health Care Education/Training Program

MEDICAL CENTER BOULEVARD
WINSTON SALEM, NC 27157

Forsyth County (336) 716-6410

SCOTT WILSON ROSE MD

Internal Medicine (Cardiovascular Disease)

MEDICAL CENTER BOULEVARD
WINSTON SALEM, NC 27157

Forsyth County (336) 716-2718

DR. BRANDI VANHOY ANDERS PHARMD

Pharmacist (Oncology)

MEDICAL CENTER BOULEVARD
WINSTON-SALEM, NC 27157

Forsyth County (336) 713-9868

KYLE HENRY MCKNIGHT

Student in an Organized Health Care Education/Training Program

MEDICAL CENTER BOULEVARD
WINSTON SALEM, NC 27157

Forsyth County (336) 716-4625

CHARLES CHOI M.D.

Internal Medicine (Cardiovascular Disease)

MEDICAL CENTER BOULEVARD
WINSTON SALEM, NC 27157

Forsyth County (336) 716-2011

EMILY HUGHES DOUGLAS M.D.

Internal Medicine (Hematology & Oncology)

MEDICAL CENTER BOULEVARD
WINSTON SALEM, NC 27157

Forsyth County (336) 716-6777

DR. NICHOLAS ROBERT DEGNER MD, MPH

Internal Medicine (Infectious Disease)

MEDICAL CENTER BOULEVARD
WINSTON SALEM, NC 27157

Forsyth County (336) 716-4070

MISS MARCIA LYNNETTE GUINE CRNA

Nurse Anesthetist, Certified Registered

MEDICAL CENTER BOULEVARD
WINSTON-SALEM, NC 27157

Forsyth County (336) 716-3069

JOHN-PAUL FATTORUSSO DO

Student in an Organized Health Care Education/Training Program

MEDICAL CENTER BOULEVARD
WINSTON SALEM, NC 27157

Forsyth County (336) 713-7527

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 Stewart Allen's NPI number?

The NPI number for Stewart Allen is 1205034030. It was assigned to this individual provider in the NPPES registry on July 3, 2007.

Where is Stewart Allen located?

Stewart Allen practices at Medical Center Boulevard Dept. Of Int. Med - Cardiology, Winston-Salem, NC 27157. The listed phone number is (336) 716-2589.

What is Stewart Allen's specialty?

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

Is Stewart Allen enrolled in Medicare?

Yes. Stewart Allen 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 Stewart Allen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Stewart Allen reassigns Medicare benefits to 2 organizations: Adventist Health Physicians Network (Rosamond, CA) and St. Helena Hospital (Vallejo, CA). 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 Stewart Allen'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 Stewart Allen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.