Rodney O. Diehl, DO
Interventional Cardiology Physician · Morristown, TN
Rodney O. Diehl, DO is an interventional cardiology physician with a practice address in Morristown, Tennessee, and NPI 1174502298, issued on Jan 17, 2006. Check the license (Tennessee 4025, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Rodney O. Diehl
- Credential
- DO
- Primary taxonomy
- Interventional Cardiology Physician 207RI0011X
- License numbers
- 4025 TN
5101012144 MI
Self-reported in NPPES; status is on the state search - Practice location
- 705 Mcfarland St, Morristown, TN 37814
- Phone
- (423) 492-5450
- Enumerated
- Jan 17, 2006
- Record last updated
- Aug 5, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicaid IDs
- 3463721 MI
Q059292 TN - Medicare enrollment
- Enrolled (PECOS I20200806003516); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest interventional cardiology physician records → All 215 in Tennessee → Look up another NPI →
Also registered at 705 Mcfarland St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John D'Lugos, FNP-BCFamily Nurse Practitioner1023269362
- Andrew Horowitz, M.D.Urology Physician1336337591
- Jodie Schneitman, AG-ACNP, BCAcute Care Nurse Practitioner1801293436
- Richard Treadway, MSN-FNPFamily Nurse Practitioner1013355379
Verify Rodney O. Diehl in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 4025Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% fewer Medicare Part D claims than the average interventional cardiology physician in 2024
1,966 Medicare Part D claims for 374 beneficiaries, against an average of 3,179 among the 6,605 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Atorvastatin Calcium231 claims
- Eliquis178 claims
- Amlodipine Besylate138 claims
- Clopidogrel100 claims
- Metoprolol Succinate96 claims
- Carvedilol76 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): 94.5 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: $29.14
2 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 6,394 providers of this specialty with any payment received $7,062.29 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 hospitals and group practices
- Morristown Hamblen Hospital AssociationMorristown, TN · Acute Care Hospitals2 of 5 stars
- Knoxville Heart Group, Inc.Morristown, TN
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.
Rodney O. Diehl among 215 interventional cardiology physician records in Tennessee
Rodney O. Diehl, DO is one of 215 interventional cardiology physician records with a practice address in Tennessee. 95% 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, 50% newer
- In a Medicare fileYes · 95% of these records are
- In the CMS Doctors and Clinicians fileYes · 87% of these records are
- Graduated1992 · median 2001 among the 187 with a school on file
- Record last updated2020 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0011X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Interventional Cardiology Physician providers in Tennessee
There are 215 interventional cardiology physician records in Tennessee.
All 215 in Tennessee → Every provider in Morristown → Interventional Cardiology Physician nationwide →
The 8 interventional cardiology physician records with the nearest ZIP codes
- Sunil Ramaprasad, M.D., F.A.C.C.Morristown, TN 378141679563100
- Stephen Kiefer, M.D.Maryville, TN 378041760472302
- Obiora MaludumMaryville, TN 378041972858447
- Taylor Weatherbee, M.D.Maryville, TN 378041386635399
- Carlos Montes, MDOak Ridge, TN 378301699933846
- Milan Sheth, D.O.Oak Ridge, TN 378301619198306
- Saadi Siddiqi, D.O.Oak Ridge, TN 378301396944575
- Yasir Akhtar, M.D.Powell, TN 378491013001098
Common questions
What is Rodney O. Diehl, DO's NPI number?
Rodney O. Diehl, DO's National Provider Identifier (NPI) is 1174502298, issued on Jan 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rodney O. Diehl, DO located?
The NPPES record lists a practice address at 705 Mcfarland St, Morristown, TN, 37814. Phone: (423) 492-5450. Providers update this record themselves, so call before visiting.
How can I verify Rodney O. Diehl, DO's license?
NPPES lists Tennessee license number 4025, 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 Rodney O. Diehl, DO prescribe under Medicare Part D?
In 2024, Rodney O. Diehl, DO had 1,966 Medicare Part D claims for 374 beneficiaries; the average among interventional cardiology physician prescribers was 3,179. Part D covers Medicare prescriptions only.
What is Rodney O. Diehl, DO's MIPS final score?
The 2023 MIPS final score is 94.5 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.