NPPES file of Aug 9, 2026

Ronald Clare Best, DO

Emergency Medicine Physician · Martinsburg, WV

Ronald Clare Best, DO is an emergency medicine physician with a practice address in Martinsburg, West Virginia, and NPI 1285689000, issued on May 23, 2006. Check the license (West Virginia 2094, as entered in NPPES) on the West Virginia Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1285689000
Name
Ronald Clare Best
Credential
DO
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
2094 WV
Self-reported in NPPES; status is on the state search
Practice location
2500 Hospital Drive, Martinsburg, WV 25401
Phone
(304) 264-1000
Enumerated
May 23, 2006
Record last updated
Mar 30, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(304) 264-1374
Medicare enrollment
Enrolled (PECOS I20060911000335); accepts Medicare assignment
Medical or professional school
West Virginia School Of Osteopathic Medicine, 2003
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2500 Hospital Drive

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

  1. John Ellis, MDEmergency Medicine Physician1275531436
  2. Hernando Jimenez, M.D.Neuropathology Physician1285634113
  3. Daryl Larusso, MDEmergency Medicine Physician1881693455
  4. Cayce Martin, DNP, APRN, FNP-BCNurse Practitioner1538842141
  5. Bradley Mongold, MDEmergency Medicine Physician1215010863
  6. Melinda Morris, PAPhysician Assistant1174621882

Verify Ronald Clare Best in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWest Virginia Board of Medicine
    Search for license 2094
    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 West Virginia license search

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62% more Medicare Part D claims than the average emergency medicine physician in 2024

366 Medicare Part D claims for 226 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 65 claims were for opioids.

  1. Ronald Best366
  2. Specialty average226

Most prescribed

  1. Prednisone51 claims
  2. Methylprednisolone45 claims
  3. Hydrocodone-Acetaminophen43 claims
  4. Cefdinir32 claims
  5. Doxycycline Hyclate31 claims
  6. Ondansetron Odt21 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): 94.1 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.

  1. Qualityout of 100 · 30% of the final score78.5
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. City Hospital IncMartinsburg, WV

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ronald Clare Best among 492 emergency medicine physician records in West Virginia

Ronald Clare Best, DO is one of 492 emergency medicine physician records with a practice address in West Virginia. 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 54% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2003 · median 2010 among the 304 with a school on file
  • Record last updated2010 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a West Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in West Virginia

There are 492 emergency medicine physician records in West Virginia.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Christopher Ciardiello, PACMartinsburg, WV 254011194723353
  2. David Deuell, D.O.Martinsburg, WV 254011730455924
  3. John Ellis, MDMartinsburg, WV 254011275531436
  4. Natalie Flanagan, MDMartinsburg, WV 254011588313613
  5. Eric Glass, DOMartinsburg, WV 254011811906811
  6. Ohmmar Khin, M.D.Martinsburg, WV 254011164520664
  7. Daryl Larusso, MDMartinsburg, WV 254011881693455
  8. Ilya Lazzeri, MDMartinsburg, WV 254011093393027

Common questions

What is Ronald Clare Best, DO's NPI number?

Ronald Clare Best, DO's National Provider Identifier (NPI) is 1285689000, issued on May 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ronald Clare Best, DO located?

The NPPES record lists a practice address at 2500 Hospital Drive, Martinsburg, WV, 25401. Phone: (304) 264-1000. Providers update this record themselves, so call before visiting.

How can I verify Ronald Clare Best, DO's license?

NPPES lists West Virginia license number 2094, as entered by the provider. Search the West Virginia Board of Medicine at https://wvbom.wv.gov/public/search/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ronald Clare Best, DO prescribe under Medicare Part D?

In 2024, Ronald Clare Best, DO had 366 Medicare Part D claims for 226 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Ronald Clare Best, DO's MIPS final score?

The 2023 MIPS final score is 94.1 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.