Michael Keith Greene, MD
Internal Medicine Physician · Spartanburg, SC
Michael Keith Greene, MD is an internal medicine physician with a practice address in Spartanburg, South Carolina, and NPI 1962437632, issued on Jul 11, 2006. Check the license (South Carolina 28811, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Michael Keith Greene
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 28811 SC
TL28811 SC
Self-reported in NPPES; status is on the state search - Practice location
- 101 E Wood St Ste 401, Spartanburg, SC 29303
- Phone
- (864) 560-6654
- Enumerated
- Jul 11, 2006
- Record last updated
- Jan 12, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (864) 560-7353
- Medicaid ID
- 288110 SC
- Medicare enrollment
- Enrolled (PECOS I20060804000028); accepts Medicare assignment
- Medical or professional school
- University Of Virginia School Of Medicine, 2006
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,881 in South Carolina → Look up another NPI →
Also registered at 101 E Wood St Ste 401
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Katherine Andrews, PA-CPhysician Assistant1043789225
- Alexandria BlackNurse Practitioner1306403993
Verify Michael Keith Greene in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 28811Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average internal medicine physician in 2024
441 Medicare Part D claims for 179 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 14 claims were for opioids.
Most prescribed
- Prednisone30 claims
- Eliquis23 claims
- Metoprolol Tartrate20 claims
- Amlodipine Besylate18 claims
- Spironolactone18 claims
- Entresto17 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.
The MIPS final score for 2023 (Medicare payment program): 96.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $39.31
2 payments; by number, the most common kind was food and beverage; the largest payer was Recor Medical Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
2 hospital affiliations
- Pelham Medical CenterGreer, SC · Acute Care Hospitals5 of 5 stars
- Spartanburg Medical CenterSpartanburg, SC · Acute Care Hospitals2 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Michael Keith Greene among 1,881 internal medicine physician records in South Carolina
Michael Keith Greene, MD is one of 1,881 internal medicine physician records with a practice address in South Carolina. 81% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 58% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2006 · median 2006 among the 1,119 with a school on file
- Record last updated2021 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
95 internal medicine physician records list a practice address in Spartanburg
They are 95 of the 3,328 NPPES records with a practice address in Spartanburg, and 1,881 internal medicine physician records in South Carolina.
All 1,881 in South Carolina → Every provider in Spartanburg → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- James Brown, M.D.Spartanburg, SC 293031134190077
- Jeffrey Craft, MDSpartanburg, SC 293031114907128
- Pamela Davenport, M.D.Spartanburg, SC 293031801867981
- Coy Eaton, M.D.Spartanburg, SC 293031245206234
- Nicholas Fleming, M.D.Spartanburg, SC 293031104892199
- John Fowler, MDSpartanburg, SC 293031538131933
- Dorotea Gabel, M.D.Spartanburg, SC 293031336110410
- Maria Gacha, MDSpartanburg, SC 293031154397065
Common questions
What is Michael Keith Greene, MD's NPI number?
Michael Keith Greene, MD's National Provider Identifier (NPI) is 1962437632, issued on Jul 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael Keith Greene, MD located?
The NPPES record lists a practice address at 101 E Wood St Ste 401, Spartanburg, SC, 29303. Phone: (864) 560-6654. Providers update this record themselves, so call before visiting.
How can I verify Michael Keith Greene, MD's license?
NPPES lists South Carolina license number 28811, 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 Michael Keith Greene, MD prescribe under Medicare Part D?
In 2024, Michael Keith Greene, MD had 441 Medicare Part D claims for 179 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Michael Keith Greene, MD's MIPS final score?
The 2023 MIPS final score is 96.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.