Michael Ernst, M.D.
Emergency Medicine Physician · Fort Worth, TX
Michael Ernst, M.D. is an emergency medicine physician with a practice address in Fort Worth, Texas, and NPI 1457730517, issued on May 22, 2015. Check the license (Texas R6558, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Michael Ernst
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- R6558 TX
125-066492 IL
Self-reported in NPPES; status is on the state search - Practice location
- 6451 Brentwood Stair RD Ste 200, Fort Worth, TX 76112
- Phone
- (224) 415-0054
- Enumerated
- May 22, 2015
- Record last updated
- May 2, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20180611000359); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Human Medicine, 2015
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 4,885 in Texas → Look up another NPI →
Also registered at 6451 Brentwood Stair RD Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Casey Garey, DOFamily Medicine Physician1326366600
Verify Michael Ernst in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license R6558Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% fewer Medicare Part D claims than the average emergency medicine physician in 2024
159 Medicare Part D claims for 117 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 39 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen26 claims
- Cefdinir20 claims
- Ondansetron Odt13 claims
- Acetaminophen-Codeine12 claims
- Clonidine Hcl11 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
- Texas Medicine Resources, LLPDallas, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Ernst among 4,885 emergency medicine physician records in Texas
Michael Ernst, M.D. 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 2015, is newer than 67% of them.
- NPI issued2015 · 67% of these records are older, 30% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2015 · median 2013 among the 2,779 with a school on file
- Record last updated2018 · 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).
220 emergency medicine physician records list a practice address in Fort Worth
They are 220 of the 15,511 NPPES records with a practice address in Fort Worth, and 4,885 emergency medicine physician records in Texas.
All 4,885 in Texas → Every provider in Fort Worth → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Ralph Baine, MDFort Worth, TX 761121215136510
- William Caudill, M.D.Fort Worth, TX 761121629053665
- Joshua Egly, MDFort Worth, TX 761121518166404
- Robert Genzel, M.D.Fort Worth, TX 761121316923030
- Don Harper, M.D.Fort Worth, TX 761121003870932
- Binh Ho, MDFort Worth, TX 761121235178823
- Yoo Joo Hwang, D.O.Fort Worth, TX 761121891967055
- Corey Mayfield, MDFort Worth, TX 761121982805321
Common questions
What is Michael Ernst, M.D.'s NPI number?
Michael Ernst, M.D.'s National Provider Identifier (NPI) is 1457730517, issued on May 22, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Michael Ernst, M.D. located?
The NPPES record lists a practice address at 6451 Brentwood Stair RD Ste 200, Fort Worth, TX, 76112. Phone: (224) 415-0054. Providers update this record themselves, so call before visiting.
How can I verify Michael Ernst, M.D.'s license?
NPPES lists Texas license number R6558, 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 Michael Ernst, M.D. prescribe under Medicare Part D?
In 2024, Michael Ernst, M.D. had 159 Medicare Part D claims for 117 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.