BRIAN MAYER D.O.
NPI 1245546357
Emergency Medicine in Dallas, TX

Q: What is Brian Mayer's NPI number?

The NPI number for Brian Mayer is 1245546357. It was assigned to this individual provider in the NPPES registry on August 26, 2010.

Q: What is Brian Mayer's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Q: When was this NPI record last updated?

The NPPES record for Brian Mayer was last updated on October 19, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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 26, 2010PECOS Enrolled

3500 GASTON AVENUE, DALLAS, TX 75246(214) 820-0111 Get Directions Write a Review

NPPES record last updated: October 19, 2016. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Brian Mayer D.o. NPPES

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

BRIAN MAYER D.O. (NPI 1245546357) is an individual emergency medicine provider in Dallas, Texas, licensed in Texas (Q1672) and active in the NPI registry since August 2010. He is enrolled in Medicare PECOS and is a graduate of At Still University Of Health Sciences, College Of Osteo Med, Kirksville (2010).

NPPES Registry Identity

NPI1245546357

Entity TypeIndividualMale

Primary Taxonomy207P00000X

Provider Legal NameBRIAN MAYERCredential: D.O.

Location Address3500 GASTON AVENUEDallas, TX 75246

Mailing Address3500 Gaston AvenueDallas, TX 75246

Phone(214) 820-0111

Sole ProprietorYes

Medical School CMSAt Still University Of Health Sciences, College Of Osteo Med, KirksvilleGraduated 2010

Enumeration DateAugust 26, 2010

Last NPPES UpdateOctober 19, 2016

✔ NPI 1245546357 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

License✔ Licensed in TX · Q1672

Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

3500 GASTON AVENUE, Dallas, TX 75246

Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Brian Mayer D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5991942310

PECOS Enrollment IDI20141111000648

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 Brian Mayer reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Century Integrated Partners, Inc

Same address

Emergency Medicine

3500 GASTON AVE
Dallas, TX 75246

Reassigned Medicare billing, Texas enrollment
1,044 clinicians in this Medicare group

NPI 1447615711 (214) 820-2505

Legacy Urgent Care, PA

25 mi

Urgent Care

9205 LEGACY DR
Frisco, TX 75033

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

NPI 1568622272 (972) 668-6020

Frisco Emergency Medicine Associates, PA

25 mi

Emergency Care

9205 LEGACY DR
Frisco, TX 75034

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

NPI 1467612176 (972) 668-6020

24 Hour Physicians, Inc

195 mi

Emergency Medicine

8686 NEW TRAILS DR, SUITE 100
Spring, TX 77381

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

NPI 1396083424 (877) 978-0799

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 20

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.

Injection, dexamethasone sodium phosphate, 1 mg J1100

Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.

380 services38 patients

Injection, ceftriaxone sodium, per 250 mg J0696

Ceftriaxone sodium is an antibiotic injection used to treat a variety of bacterial infections. Each injection contains 250 mg of the medicine. It works by stopping the growth of bacteria in your body.

132 services32 patients

Injection, ondansetron hydrochloride, per 1 mg J2405

Ondansetron hydrochloride is a medication given via injection to help prevent nausea and vomiting, often due to chemotherapy or surgery. It works by blocking certain chemicals in the body that trigger these symptoms.

70 services11 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

64 services44 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.

62 services62 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.

56 services54 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

31 services30 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.

31 services31 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

27 services26 patients

Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 87428

This test uses a method called immunoassay to identify severe acute respiratory syndrome coronavirus and influenza. It works by detecting specific proteins (antigens) in a sample, like a nasal swab. It's a powerful tool in diagnosing these viral infections.

27 services27 patients

Blood test, comprehensive group of blood chemicals 80053

A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.

26 services26 patients

Injection of additional new drug or substance into vein 96375

This procedure involves introducing a new medication or substance into your bloodstream via a vein. It's typically done using a small needle. The substance can help treat various conditions or assist in diagnostic procedures. It's generally safe and monitored by professionals.

23 services12 patients

Infusion into a vein for hydration, each additional hour 96361

This procedure involves delivering fluids directly into your vein to keep your body hydrated. It is typically done when oral hydration is insufficient. Each additional hour means more fluid is infused to ensure adequate hydration.

20 services16 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.

20 services20 patients

Infusion, normal saline solution , 1000 cc J7030

An infusion of normal saline solution, 1000 cc, is a common medical procedure. It involves introducing a saltwater solution into your bloodstream via an intravenous (IV) line. This helps to hydrate your body, correct electrolyte imbalances, and deliver medications if needed.

20 services20 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

18 services18 patients

Injection, ketorolac tromethamine, per 15 mg J1885

Ketorolac tromethamine is a medication administered through injection, often used to manage moderate to severe pain. Each 15 mg dose helps to reduce hormones causing inflammation and pain in the body. It is not recommended for long-term use.

16 services11 patients

Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 96365

This is a procedure where a medical professional inserts a small tube into your vein to deliver medication, nutrients, or fluids directly into your bloodstream. This can be for treatment, prevention, or diagnosis. The process typically takes less than an hour.

14 services14 patients

Troponin (protein) analysis, quantitative 84484

Troponin analysis is a blood test that checks for damage to the heart. Elevated levels of troponin, a protein in heart cells, can indicate a heart attack. This test helps in early detection and management of heart-related issues.

13 services13 patients

Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 87880

A detection test by immunoassay for Group A Strep is a quick procedure to identify a bacterial infection in your throat. It involves taking a throat swab and applying it to a test strip, which changes color if Strep bacteria are present.

13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75246 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

$88.19 typical visit price

range $57.18 – $172.86

Typical copayment $22.04 (range $14.29 – $43.21)

Most-billed visit code 99203

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 20

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

MICHAEL J OPATOWSKY MD

Radiology (Diagnostic Radiology)

3500 GASTON AVENUE
DALLAS, TX 75246

Dallas County (214) 826-8822

WILLIAM GREGORY SCHUCANY MD

Radiology (Diagnostic Radiology)

3500 GASTON AVENUE
DALLAS, TX 75246

Dallas County (214) 826-8822

MARK WALTER ZIBILICH MD

Radiology (Diagnostic Radiology)

3500 GASTON AVENUE
DALLAS, TX 75246

Dallas County (214) 826-8822

PAUL TIMOTHY SIEMERS MD

Radiology (Diagnostic Radiology)

3500 GASTON AVENUE
DALLAS, TX 75246

Dallas County (214) 820-3216

MRS. AMANDA ROSE WEST MD

Obstetrics & Gynecology

3500 GASTON AVENUE, HOBLITZELLE 102-OBGYN EDUCATION OFFICE
DALLAS, TX 75246

Dallas County (214) 820-6378

WALTER CANNON MD

Radiology (Diagnostic Radiology)

3500 GASTON AVENUE
DALLAS, TX 75246

Dallas County (214) 826-8822

GREGORY JOHN WEISBRUCH MD

Radiology (Diagnostic Radiology)

3500 GASTON AVENUE
DALLAS, TX 75246

Dallas County (214) 826-8822

ARPITHA CHIRUVOLU M.D.

Pediatrics (Neonatal-Perinatal Medicine)

3500 GASTON AVENUE, 3 HOBLITZELLE, NEONATOLOGY
DALLAS, TX 75246

Dallas County (214) 820-7604

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 Brian Mayer's NPI number?

The NPI number for Brian Mayer is 1245546357. It was assigned to this individual provider in the NPPES registry on August 26, 2010.

Where is Brian Mayer located?

Brian Mayer practices at 3500 Gaston Avenue, Dallas, TX 75246. The listed phone number is (214) 820-0111.

What is Brian Mayer's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Brian Mayer enrolled in Medicare?

Yes. Brian Mayer is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Brian Mayer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Brian Mayer reassigns Medicare benefits to 4 organizations: Century Integrated Partners, Inc (Dallas, TX), Legacy Urgent Care, PA (Frisco, TX), Frisco Emergency Medicine Associates, PA (Frisco, TX) and 24 Hour Physicians, Inc (Spring, 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 Brian Mayer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Brian Mayer accept?

Health plans from Blue Cross and Blue Shield of Texas list Brian Mayer 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.

When was this NPI record last updated?

The NPPES record for Brian Mayer was last updated on October 19, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.