Brett Justin Gerstner, D.O.
Emergency Medicine Physician · Lansing, MI
Brett Justin Gerstner, D.O. is an emergency medicine physician with a practice address in Lansing, Michigan, and NPI 1013356021, issued on Jun 24, 2013. Check the license (Michigan 5101020313, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Brett Justin Gerstner
- Credential
- D.O.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 5101020313 MI
Self-reported in NPPES; status is on the state search - Practice location
- 1215 E Michigan Ave, Lansing, MI 48912
- Phone
- (517) 364-1000
- Enumerated
- Jun 24, 2013
- Record last updated
- Jun 24, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20170629002912); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Osteopathic Medicine, 2013
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,083 in Michigan → Look up another NPI →
Also registered at 1215 E Michigan Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Brett Justin Gerstner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5101020313Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average emergency medicine physician in 2024
81 Medicare Part D claims for 53 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
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
- Vituity - Michigan EM PCLansing, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brett Justin Gerstner among 3,083 emergency medicine physician records in Michigan
Brett Justin Gerstner, D.O. is one of 3,083 emergency medicine physician records with a practice address in Michigan. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 51% of them.
- NPI issued2013 · 51% of these records are older, 45% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2013 · median 2013 among the 1,931 with a school on file
- Record last updated2013 · 53% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
114 emergency medicine physician records list a practice address in Lansing
They are 114 of the 5,276 NPPES records with a practice address in Lansing, and 3,083 emergency medicine physician records in Michigan.
All 3,083 in Michigan → Every provider in Lansing → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Kathleen Bauer, MDLansing, MI 489121114026101
- David Betten, MDLansing, MI 489121649379736
- Amy Blasen, DOLansing, MI 489121659470755
- Anthony Briningstool, MDLansing, MI 489121215036322
- Michael Clark, MDLansing, MI 489121386745446
- Pamela Coffey, M.D.Lansing, MI 489121124048145
- Vanessa Harkins, DOLansing, MI 489121255347258
- Timothy Hodge, DOLansing, MI 489121215037338
Common questions
What is Brett Justin Gerstner, D.O.'s NPI number?
Brett Justin Gerstner, D.O.'s National Provider Identifier (NPI) is 1013356021, issued on Jun 24, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Brett Justin Gerstner, D.O. located?
The NPPES record lists a practice address at 1215 E Michigan Ave, Lansing, MI, 48912. Phone: (517) 364-1000. Providers update this record themselves, so call before visiting.
How can I verify Brett Justin Gerstner, D.O.'s license?
NPPES lists Michigan license number 5101020313, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Brett Justin Gerstner, D.O. prescribe under Medicare Part D?
In 2024, Brett Justin Gerstner, D.O. had 81 Medicare Part D claims for 53 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.