Brian Mayer, D.O.
Emergency Medicine Physician · Dallas, TX
Brian Mayer, D.O. is an emergency medicine physician with a practice address in Dallas, Texas, and NPI 1245546357, issued on Aug 26, 2010. Check the license (Texas Q1672, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Brian Mayer
- Credential
- D.O.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- Q1672 TX
Self-reported in NPPES; status is on the state search - Practice location
- 3500 Gaston Avenue, Dallas, TX 75246
- Phone
- (214) 820-0111
- Enumerated
- Aug 26, 2010
- Record last updated
- Oct 19, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20141111000648); may accept Medicare assignment
- Medical or professional school
- At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 2010
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 4,885 in Texas → Look up another NPI →
Also registered at 3500 Gaston Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Brian Mayer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license Q1672Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average emergency medicine physician in 2024
488 Medicare Part D claims for 265 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 18 claims were for opioids.
Most prescribed
- Cefdinir57 claims
- Azithromycin55 claims
- Dexamethasone40 claims
- Methylprednisolone36 claims
- Amoxicillin-Clavulanate Potass31 claims
- Prednisone30 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Legacy Urgent Care PAMcKinney, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brian Mayer among 4,885 emergency medicine physician records in Texas
Brian Mayer, D.O. is one of 4,885 emergency medicine physician records with a practice address in Texas. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 48% of them.
- NPI issued2010 · 48% of these records are older, 48% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2010 · median 2013 among the 2,779 with a school on file
- Record last updated2016 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
512 emergency medicine physician records list a practice address in Dallas
They are 512 of the 36,304 NPPES records with a practice address in Dallas, and 4,885 emergency medicine physician records in Texas.
All 4,885 in Texas → Every provider in Dallas → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Edwin Austin, MDDallas, TX 752461255658555
- Jacquelyn Bowers, M.D.Dallas, TX 752461891906327
- Javier Caldera-Nieves, MDDallas, TX 752461053358606
- James D'Etienne, MDDallas, TX 752461003834714
- Ali Farzad, M.D.Dallas, TX 752461457676892
- Nelson Jaeggli, M.D.Dallas, TX 752461972640472
- David Mendelson, M.D.Dallas, TX 752461295793610
- Benjamin Morrissey, MDDallas, TX 752461023364866
Common questions
What is Brian Mayer, D.O.'s NPI number?
Brian Mayer, D.O.'s National Provider Identifier (NPI) is 1245546357, issued on Aug 26, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Brian Mayer, D.O. located?
The NPPES record lists a practice address at 3500 Gaston Avenue, Dallas, TX, 75246. Phone: (214) 820-0111. Providers update this record themselves, so call before visiting.
How can I verify Brian Mayer, D.O.'s license?
NPPES lists Texas license number Q1672, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Brian Mayer, D.O. prescribe under Medicare Part D?
In 2024, Brian Mayer, D.O. had 488 Medicare Part D claims for 265 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.