D Tyler Greenfield, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Kingsport, TN
D Tyler Greenfield, MD is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Kingsport, Tennessee, and NPI 1710942545, issued on Apr 17, 2006. Check the license (Tennessee 29195, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- D Tyler Greenfield
- Credential
- MD
- Primary taxonomy
- Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
- License number
- 29195 TN
Self-reported in NPPES; status is on the state search - Practice location
- 2050 Meadowview Parkway, Kingsport, TN 37660
- Phone
- (423) 230-5000
- Enumerated
- Apr 17, 2006
- Record last updated
- Apr 13, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (423) 230-5097
- Medicare enrollment
- Enrolled (PECOS I20071207000288); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest thoracic surgery (cardiothoracic vascular surgery) physician records → All 131 in Tennessee → Look up another NPI →
Also registered at 2050 Meadowview Parkway
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John Bertuso, MDCardiovascular Disease Physician1427084342
- Gerald Blackwell, MDCardiovascular Disease Physician1689600587
- Clair Hixson, MDCardiovascular Disease Physician1932144235
- Sitaram Kadekar, MDCardiovascular Disease Physician1720023021
- Robert Kramer, MDCardiovascular Disease Physician1346285467
- Herbert Ladley, MDCardiovascular Disease Physician1174552467
Verify D Tyler Greenfield in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 29195Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $542.18
2 payments; by number, the most common kind was consulting fee; the largest payer was AstraZeneca Pharmaceuticals LP. The 4,047 providers of this specialty with any payment received $7,828.84 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.
Bills Medicare through one group practice
- Wellmont Medical Associates IncKingsport, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
D Tyler Greenfield among 131 thoracic surgery (cardiothoracic vascular surgery) physician records in Tennessee
D Tyler Greenfield, MD is one of 131 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in Tennessee. 76% 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 22% of them.
- NPI issued2006 · 22% of these records are older, 46% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1984 · median 1999 among the 88 with a school on file
- Record last updated2015 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208G00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in Tennessee
There are 131 thoracic surgery (cardiothoracic vascular surgery) physician records in Tennessee.
All 131 in Tennessee → Every provider in Kingsport → Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician nationwide →
The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes
- Robert Ferguson, D.O.Kingsport, TN 376601326314808
- Sean Forrest, MDKingsport, TN 376601740643899
- Stanley Gall, MDKingsport, TN 376601982633467
- David Sewell, M. D.Kingsport, TN 376601023358793
- Danjing Zhao, MDKingsport, TN 376601154749927
- William Messerschmidt, M.D.Bristol, TN 376201134115777
- Marcus Williams, MDBristol, TN 376201730177155
- Richard Feit, M.D.Johnson City, TN 376141164793774
Common questions
What is D Tyler Greenfield, MD's NPI number?
D Tyler Greenfield, MD's National Provider Identifier (NPI) is 1710942545, issued on Apr 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is D Tyler Greenfield, MD located?
The NPPES record lists a practice address at 2050 Meadowview Parkway, Kingsport, TN, 37660. Phone: (423) 230-5000. Providers update this record themselves, so call before visiting.
How can I verify D Tyler Greenfield, MD's license?
NPPES lists Tennessee license number 29195, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.