Raymond Daniel Merrick, MD
Cardiovascular Disease Physician · Johnson City, TN
Raymond Daniel Merrick, MD is a cardiovascular disease physician with a practice address in Johnson City, Tennessee, and NPI 1588620108, issued on Apr 22, 2006. Check the license (Tennessee MD17955, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Raymond Daniel Merrick
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License numbers
- MD17955 TN
0101237024 VA
Self-reported in NPPES; status is on the state search - Practice location
- 310 N State OF Franklin RD, Johnson City, TN 37604
- Phone
- (423) 979-6000
- Enumerated
- Apr 22, 2006
- Record last updated
- Feb 16, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (423) 979-6011
- Medicaid IDs
- 1515622 TN
1588620108 VA
3891810 TN - Medicare enrollment
- Enrolled (PECOS I20040607001343); accepts Medicare assignment
- Medical or professional school
- University Of Kentucky College Of Medicine, 1985
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 464 in Tennessee → Look up another NPI →
Also registered at 310 N State OF Franklin RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sarah Belcher, F.N.P.Family Nurse Practitioner1245234657
- James Casey, PASurgical Physician Assistant1407804891
- Albertine Dewit, MDRheumatology Physician1528018520
- James Evans, M.D.Vascular Surgery Physician1295724284
- Puneet Goenka, M.D.Gastroenterology Physician1720082126
- Pamela Greer, F.N.P.Family Nurse Practitioner1598769903
Verify Raymond Daniel Merrick in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license MD17955Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
53% more Medicare Part D claims than the average cardiovascular disease physician in 2024
4,707 Medicare Part D claims for 628 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Losartan Potassium288 claims
- Metoprolol Succinate270 claims
- Metoprolol Tartrate236 claims
- Clopidogrel205 claims
- Potassium Chloride180 claims
- Atorvastatin Calcium170 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: $806.73
51 payments; by number, the most common kind was food and beverage; the largest payer was Zoll Services LLC (a/k/a Zoll LifeCor Corp). The 16,686 providers of this specialty with any payment received $3,819.56 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 Cardiology ServicesJohnson City, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Raymond Daniel Merrick among 464 cardiovascular disease physician records in Tennessee
Raymond Daniel Merrick, MD is one of 464 cardiovascular disease physician records with a practice address in Tennessee. 81% 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 19% of them.
- NPI issued2006 · 19% of these records are older, 38% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1985 · median 1999 among the 320 with a school on file
- Record last updated2017 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in Tennessee
There are 464 cardiovascular disease physician records in Tennessee.
All 464 in Tennessee → Every provider in Johnson City → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Joseph Bailey, MDJohnson City, TN 376041083706113
- John Berry, MDJohnson City, TN 376041578524930
- Erasme Coly, M.D.Johnson City, TN 376041083745335
- Stephen Geraci, M.D.Johnson City, TN 376041629096904
- Scott Jay, M.D., PH.D.Johnson City, TN 376041568572402
- Manar JbaraJohnson City, TN 376041912325242
- Louis Jordan, MDJohnson City, TN 376041902915135
- Daniel O'Roark, DOJohnson City, TN 376041740216910
Common questions
What is Raymond Daniel Merrick, MD's NPI number?
Raymond Daniel Merrick, MD's National Provider Identifier (NPI) is 1588620108, issued on Apr 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Raymond Daniel Merrick, MD located?
The NPPES record lists a practice address at 310 N State OF Franklin RD, Johnson City, TN, 37604. Phone: (423) 979-6000. Providers update this record themselves, so call before visiting.
How can I verify Raymond Daniel Merrick, MD's license?
NPPES lists Tennessee license number MD17955, 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 Raymond Daniel Merrick, MD prescribe under Medicare Part D?
In 2024, Raymond Daniel Merrick, MD had 4,707 Medicare Part D claims for 628 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.