Dennis L. Rainwater, M.D.
Internal Medicine Physician · Morristown, TN
Dennis L. Rainwater, M.D. is an internal medicine physician with a practice address in Morristown, Tennessee, and NPI 1316974678, issued on Jun 26, 2006. Check the license (Tennessee MD17343, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Dennis L. Rainwater
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- MD17343 TN
ME0079512 FL
Self-reported in NPPES; status is on the state search - Practice location
- 1633 W Morris Blvd, Morristown, TN 37813
- Phone
- (423) 492-6700
- Enumerated
- Jun 26, 2006
- Record last updated
- Feb 1, 2023
- Fax
- (865) 374-2131
- Medicaid IDs
- 258172800 FL
Q011877 TN - Medicare enrollment
- Enrolled (PECOS I20090717000263); accepts Medicare assignment
- Medical or professional school
- East Tennessee State University Quillen College Of Medicine, 1985
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,596 in Tennessee → Look up another NPI →
Also registered at 1633 W Morris Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ashley Hodgson, FNPFamily Nurse Practitioner1346658226
- Elizabeth Howard, FNP-BCFamily Nurse Practitioner1487025185
- Alice Lawson, FNPFamily Nurse Practitioner1750550794
- Haley ReidFamily Nurse Practitioner1114739307
Verify Dennis L. Rainwater in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license MD17343Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.5 times the Medicare Part D claims of the average internal medicine physician in 2024
11,260 Medicare Part D claims for 603 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 263 claims were for opioids.
Most prescribed
- Atorvastatin Calcium439 claims
- Levothyroxine Sodium421 claims
- Omeprazole316 claims
- Gabapentin311 claims
- Amlodipine Besylate308 claims
- Lisinopril289 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: $259.49
3 payments; by number, the most common kind was education; the largest payer was Novo Nordisk 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.
Bills Medicare through 2 group practices
- Covenant Medical Group IncMorristown, TN
- Volunteer Healthcare Services, Inc.Morristown, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Dennis L. Rainwater among 2,596 internal medicine physician records in Tennessee
Dennis L. Rainwater, M.D. is one of 2,596 internal medicine physician records with a practice address in Tennessee. 80% 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 15% of them.
- NPI issued2006 · 15% of these records are older, 46% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1985 · median 2003 among the 1,705 with a school on file
- Record last updated2023 · 56% 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 Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 internal medicine physician records list a practice address in Morristown
They are 17 of the 1,132 NPPES records with a practice address in Morristown, and 2,596 internal medicine physician records in Tennessee.
All 2,596 in Tennessee → Every provider in Morristown → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Paul Cardali, MDMorristown, TN 378131235180159
- Eric Delay, M.D.Morristown, TN 378131366460412
- Connie Nickelson, MDMorristown, TN 378131841229903
- Devon Smith, M.D.Morristown, TN 378131952370587
- Daniel Castro, MDMorristown, TN 378141821002700
- David Goldman, MDMorristown, TN 378141518047059
- John Horner, M.D.Morristown, TN 378141760414635
- Orlanda Lowry, M.D.Morristown, TN 378141174571822
Common questions
What is Dennis L. Rainwater, M.D.'s NPI number?
Dennis L. Rainwater, M.D.'s National Provider Identifier (NPI) is 1316974678, issued on Jun 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Dennis L. Rainwater, M.D. located?
The NPPES record lists a practice address at 1633 W Morris Blvd, Morristown, TN, 37813. Phone: (423) 492-6700. Providers update this record themselves, so call before visiting.
How can I verify Dennis L. Rainwater, M.D.'s license?
NPPES lists Tennessee license number MD17343, 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 Dennis L. Rainwater, M.D. prescribe under Medicare Part D?
In 2024, Dennis L. Rainwater, M.D. had 11,260 Medicare Part D claims for 603 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.