Garrett Johnson, MD
Emergency Medicine Physician · Amarillo, TX
Garrett Johnson, MD is an emergency medicine physician with a practice address in Amarillo, Texas, and NPI 1568082501, issued on Apr 20, 2020. Check the license (Texas T9712, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Garrett Johnson
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- T9712 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1600 Wallace Blvd, Amarillo, TX 79106
- Phone
- (806) 212-2000
- Enumerated
- Apr 20, 2020
- Record last updated
- Apr 26, 2023
- Medicare enrollment
- Enrolled (PECOS I20230419000496); accepts Medicare assignment
- Medical or professional school
- University Of Texas At Austin Dell Medical School, 2020
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 4,885 in Texas → Look up another NPI →
Also registered at 1600 Wallace Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Garrett Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license T9712Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41% fewer Medicare Part D claims than the average emergency medicine physician in 2024
133 Medicare Part D claims for 80 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Amoxicillin-Clavulanate Potass14 claims
- Ondansetron Odt11 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
- Integrative Emergency Services Physician Group PAFort Worth, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Garrett Johnson among 4,885 emergency medicine physician records in Texas
Garrett Johnson, MD 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 2020, is newer than 84% of them.
- NPI issued2020 · 84% of these records are older, 12% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2020 · median 2013 among the 2,779 with a school on file
- Record last updated2023 · 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).
Emergency Medicine Physician providers in Texas
There are 4,885 emergency medicine physician records in Texas.
All 4,885 in Texas → Every provider in Amarillo → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Brian Barkley, M.D.Amarillo, TX 791061437230372
- Christopher Bradburry, M.D.Amarillo, TX 791061043391022
- Jose Cabrero, M.D.Amarillo, TX 791061760407126
- Hillary Dewbre-Hendrick, MDAmarillo, TX 791061316929656
- Joseph Hollingsworth, M.D.Amarillo, TX 791061003920729
- Curtis Hudson, M.D.Amarillo, TX 791061487735478
- Lyudmyla Lysenko, M.D.Amarillo, TX 791061639391089
- Stephen Neumann, M.D.Amarillo, TX 791061912088857
Common questions
What is Garrett Johnson, MD's NPI number?
Garrett Johnson, MD's National Provider Identifier (NPI) is 1568082501, issued on Apr 20, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Garrett Johnson, MD located?
The NPPES record lists a practice address at 1600 Wallace Blvd, Amarillo, TX, 79106. Phone: (806) 212-2000. Providers update this record themselves, so call before visiting.
How can I verify Garrett Johnson, MD's license?
NPPES lists Texas license number T9712, 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 Garrett Johnson, MD prescribe under Medicare Part D?
In 2024, Garrett Johnson, MD had 133 Medicare Part D claims for 80 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.