Michael Winkelmann, MD
Emergency Medicine Physician · Atlanta, GA
Michael Winkelmann, MD is an emergency medicine physician with a practice address in Atlanta, Georgia, and NPI 1871657197, issued on Dec 21, 2006. Check the license (Georgia 046658, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.
- Name
- Michael Winkelmann
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 046658 GA
MD00028503 WA
Self-reported in NPPES; status is on the state search - Practice location
- 356 Ardmore CT NW, Atlanta, GA 30309
- Phone
- (206) 779-4193
- Enumerated
- Dec 21, 2006
- Record last updated
- Sep 12, 2012 (not updated in 14 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,685 in Georgia → Look up another NPI →
Verify Michael Winkelmann in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersGeorgia Composite Medical Board
Search for license 046658Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average emergency medicine physician in 2024
13 Medicare Part D claims, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Michael Winkelmann among 1,685 emergency medicine physician records in Georgia
Michael Winkelmann, MD is one of 1,685 emergency medicine physician records with a practice address in Georgia. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 59% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2012 · 58% 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 Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
465 emergency medicine physician records list a practice address in Atlanta
They are 465 of the 31,476 NPPES records with a practice address in Atlanta, and 1,685 emergency medicine physician records in Georgia.
All 1,685 in Georgia → Every provider in Atlanta → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Jannie Barkhuizen, MDAtlanta, GA 303091467419580
- Jann Blanton, MDAtlanta, GA 303091770541211
- Macon Core, MDAtlanta, GA 303091821186057
- Anthony Ferrara, MDAtlanta, GA 303091356306377
- Martha James, M.D.Atlanta, GA 303091831137801
- Raj Kothari, MDAtlanta, GA 303091699874636
- Christopher Nichols, DOAtlanta, GA 303091942241591
- Reginald Orr, MDAtlanta, GA 303091578573226
Common questions
What is Michael Winkelmann, MD's NPI number?
Michael Winkelmann, MD's National Provider Identifier (NPI) is 1871657197, issued on Dec 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael Winkelmann, MD located?
The NPPES record lists a practice address at 356 Ardmore CT NW, Atlanta, GA, 30309. Phone: (206) 779-4193. Providers update this record themselves, so call before visiting.
How can I verify Michael Winkelmann, MD's license?
NPPES lists Georgia license number 046658, as entered by the provider. Search the Georgia Composite Medical Board at https://medicalboard.georgia.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Michael Winkelmann, MD prescribe under Medicare Part D?
In 2024, Michael Winkelmann, MD had 13 Medicare Part D claims; 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.