Bernard Grunstra, MD
Internal Medicine Physician · Bristol, TN
Bernard Grunstra, MD is an internal medicine physician with a practice address in Bristol, Tennessee, and NPI 1558367417, issued on Jun 24, 2005. Check the license (Tennessee MD21854, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Bernard Grunstra
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD21854 TN
Self-reported in NPPES; status is on the state search - Practice location
- 350 Steeles RD, Bristol, TN 37620
- Phone
- (423) 844-6700
- Enumerated
- Jun 24, 2005
- Entity
- Type 1 · individual
Also registered at 350 Steeles RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dulcie ChampionMedical Physician Assistant1881710333
- Cynthia McGlothlin, WHNPWomen's Health Nurse Practitioner1477556397
- Shelby Olds, MDInternal Medicine Physician1205832169
- Dennis Samuel, MDObstetrics & Gynecology Physician1932102944
Verify Bernard Grunstra in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license MD21854Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
2.8 times the Medicare Part D claims of the average internal medicine physician in 2024
7,727 Medicare Part D claims for 413 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 51 claims were for opioids.
Most prescribed
- Levothyroxine Sodium452 claims
- Atorvastatin Calcium382 claims
- Lisinopril359 claims
- Rosuvastatin Calcium338 claims
- Amlodipine Besylate271 claims
- Losartan Potassium191 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.
Industry payments in 2024: $2,773.50
71 payments, mostly food and beverage; the largest payer was ModernaTX, Inc.. The 65,274 providers of this specialty with any payment received $2,536.66 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.
One hospital or facility affiliation
- Internal Medicine And Pediatric Assoc OF BristolBristol, TN
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
36 internal medicine physician records list a Bristol practice address
They are 36 of the 1,013 NPPES records with a Bristol practice address, and 2,907 internal medicine physician records in Tennessee.
All 36 in Bristol → All 2,907 in Tennessee → Every provider in Bristol →
Other internal medicine physician records in Tennessee
- Damon Abaray, MDNashville, TN1275680134
- Samuel Abbas, MDHixson, TN1497105373
- Matthew Abbate, MDNashville, TN1982796306
- Kazeen Abdullah, M.D.Smyrna, TN1790084929
- Sarmed Abdullah, M.D.Lexington, TN1588755359
- Mark Abi Nader, M.D.Memphis, TN1841538147
- Mouna Abouamara, MDJohnson City, TN1447324603
- Betty Abraham, MDChattanooga, TN1093923633
- Vandana Abramson, MDNashville, TN1154359602
- Tarek Absi, MDNashville, TN1578647681
Common questions
What is Bernard Grunstra, MD's NPI number?
Bernard Grunstra, MD's National Provider Identifier (NPI) is 1558367417, issued on Jun 24, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Bernard Grunstra, MD located?
The NPPES record lists a practice address at 350 Steeles RD, Bristol, TN, 37620. Phone: (423) 844-6700. Providers update this record themselves, so call before visiting.
How can I verify Bernard Grunstra, MD's license?
NPPES lists Tennessee license number MD21854, 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.
How much does Bernard Grunstra, MD prescribe under Medicare Part D?
In 2024, Bernard Grunstra, MD had 7,727 Medicare Part D claims for 413 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
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.