Registry data as of Aug 27, 2026

Brent Grishkin, MD

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Knoxville, TN

Brent Grishkin, MD is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Knoxville, Tennessee, and NPI 1003809617, issued on Aug 30, 2005. Check the license (Tennessee 27702, as entered in NPPES) on the Tennessee Board of Medical Examiners; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1003809617
Name
Brent Grishkin
Credential
MD
Primary taxonomy
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
License number
27702 TN
Self-reported in NPPES; status is on the state search
Practice location
9330 Park West Blvd, Knoxville, TN 37923
Phone
(865) 769-8635
Enumerated
Aug 30, 2005
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 9330 Park West Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jeffrey Albea, MDSpecialist1548259906
  2. Albert Blacky, M.D.Cardiovascular Disease Physician1699762252
  3. Mary Brooke, RDRegistered Dietitian1831173236
  4. Ronald Bryan, M.D.Specialist1366615734
  5. Rosalind Cadigan, M.D.Obstetrics & Gynecology Physician1912906991
  6. Cindy Caplan, DPMPodiatrist1912954710

Verify Brent Grishkin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical Examiners
    Search for license 27702
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Tennessee license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in Tennessee

There are 104 thoracic surgery (cardiothoracic vascular surgery) physician records in Tennessee. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other thoracic surgery (cardiothoracic vascular surgery) physician records in Tennessee

  1. Douglas Appleby, M.D.Jackson, TN1275581720
  2. Joel Avery, M.D.Signal Mtn, TN1811145584
  3. David Baker, MDJohnson City, TN1376833210
  4. Ben Barton, MDNashville, TN1487757605
  5. Norbert Baumgartner, MDKnoxville, TN1538148630
  6. Tammy Baxter, M.D.Nashville, TN1003090424
  7. James Blatchford, M.D.Memphis, TN1922035971
  8. Swaroop Bommareddi, M.D.Nashville, TN1609142470
  9. Richard Briggs, M.D.Knoxville, TN1861476038
  10. Phillip Brown, M.D.Nashville, TN1780728089

Common questions

What is Brent Grishkin, MD's NPI number?

Brent Grishkin, MD's National Provider Identifier (NPI) is 1003809617, issued on Aug 30, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Brent Grishkin, MD located?

The NPPES record lists a practice address at 9330 Park West Blvd, Knoxville, TN, 37923. Phone: (865) 769-8635. Providers update this record themselves, so call before visiting.

How can I verify Brent Grishkin, MD's license?

NPPES lists Tennessee license number 27702, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.