John Zachary Thatcher, DO
Emergency Medicine Physician · Greenville, SC
John Zachary Thatcher, DO is an emergency medicine physician with a practice address in Greenville, South Carolina, and NPI 1194427609, issued on Mar 20, 2023. Check the license (South Carolina LL91534, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- John Zachary Thatcher
- Credential
- DO
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- LL91534 SC
Self-reported in NPPES; status is on the state search - Practice location
- 876 W Faris RD, Greenville, SC 29605
- Phone
- (864) 455-5648
- Enumerated
- Mar 20, 2023
- Record last updated
- Jul 19, 2024
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,244 in South Carolina → Look up another NPI →
Also registered at 876 W Faris RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Zachary Thatcher in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license LL91534Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average emergency medicine physician in 2024
84 Medicare Part D claims for 39 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.
John Zachary Thatcher among 1,244 emergency medicine physician records in South Carolina
John Zachary Thatcher, DO is one of 1,244 emergency medicine physician records with a practice address in South Carolina. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 91% of them.
- NPI issued2023 · 91% of these records are older, 6% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2024 · 51% 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 South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
279 emergency medicine physician records list a practice address in Greenville
They are 279 of the 10,264 NPPES records with a practice address in Greenville, and 1,244 emergency medicine physician records in South Carolina.
All 1,244 in South Carolina → Every provider in Greenville → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Elizabeth Atkinson, M.D.Greenville, SC 296051659343507
- David Circle, MDGreenville, SC 296051427011931
- Gregory Cromer, MDGreenville, SC 296051366410490
- John Crumpler, M.D.Greenville, SC 296051093788796
- Sarah Fabiano, MDGreenville, SC 296051972585438
- Jesse Felder, MDGreenville, SC 296051124081534
- Frank Ferlisi, MDGreenville, SC 296051013970433
- Eric Goedecke, D.O.Greenville, SC 296051811964265
Common questions
What is John Zachary Thatcher, DO's NPI number?
John Zachary Thatcher, DO's National Provider Identifier (NPI) is 1194427609, issued on Mar 20, 2023. An NPI identifies a provider in billing; it is not a license.
Where is John Zachary Thatcher, DO located?
The NPPES record lists a practice address at 876 W Faris RD, Greenville, SC, 29605. Phone: (864) 455-5648. Providers update this record themselves, so call before visiting.
How can I verify John Zachary Thatcher, DO's license?
NPPES lists South Carolina license number LL91534, as entered by the provider. Search the South Carolina Board of Medical Examiners at https://verify.llronline.com/LicLookup/Med/Med.aspx?div=22. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John Zachary Thatcher, DO prescribe under Medicare Part D?
In 2024, John Zachary Thatcher, DO had 84 Medicare Part D claims for 39 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.