Radu Teodor Ionescu, MD
Internal Medicine Physician · Williamsburg, VA
Radu Teodor Ionescu, MD is an internal medicine physician with a practice address in Williamsburg, Virginia, and NPI 1750354379, issued on Feb 13, 2006. Check the license (Virginia 0101237450, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Radu Teodor Ionescu
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 0101237450 VA
Self-reported in NPPES; status is on the state search - Practice location
- 100 Sentara Cir RM 2C, Williamsburg, VA 23188
- Phone
- (757) 984-7218
- Enumerated
- Feb 13, 2006
- Record last updated
- Jun 24, 2024
- Fax
- (757) 984-7210
- Medicare enrollment
- Enrolled (PECOS I20051230000063); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,599 in Virginia → Look up another NPI →
Also registered at 100 Sentara Cir RM 2C
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Radu Teodor Ionescu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101237450Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average internal medicine physician in 2024
507 Medicare Part D claims for 225 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 35 claims were for opioids.
Most prescribed
- Furosemide27 claims
- Prednisone27 claims
- Amoxicillin-Clavulanate Potass23 claims
- Cefdinir23 claims
- Doxycycline Monohydrate21 claims
- Omeprazole15 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): 95.1 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Sentara Medical GroupWilliamsburg, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Radu Teodor Ionescu among 3,599 internal medicine physician records in Virginia
Radu Teodor Ionescu, MD is one of 3,599 internal medicine physician records with a practice address in Virginia. 77% 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, 55% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1989 · median 2003 among the 2,234 with a school on file
- Record last updated2024 · 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 207R00000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
40 internal medicine physician records list a practice address in Williamsburg
They are 40 of the 1,707 NPPES records with a practice address in Williamsburg, and 3,599 internal medicine physician records in Virginia.
All 3,599 in Virginia → Every provider in Williamsburg → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Sanford Marcuson, M.D.Williamsburg, VA 231881710952676
- Patricia Marcuson, M.D.Williamsburg, VA 231881609841485
- Lisa Merrill, M.D.Williamsburg, VA 231881235109653
- Julia Myers, MDWilliamsburg, VA 231881932150489
- Charles Oh, M.D.Williamsburg, VA 231881245213024
Common questions
What is Radu Teodor Ionescu, MD's NPI number?
Radu Teodor Ionescu, MD's National Provider Identifier (NPI) is 1750354379, issued on Feb 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Radu Teodor Ionescu, MD located?
The NPPES record lists a practice address at 100 Sentara Cir RM 2C, Williamsburg, VA, 23188. Phone: (757) 984-7218. Providers update this record themselves, so call before visiting.
How can I verify Radu Teodor Ionescu, MD's license?
NPPES lists Virginia license number 0101237450, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Radu Teodor Ionescu, MD prescribe under Medicare Part D?
In 2024, Radu Teodor Ionescu, MD had 507 Medicare Part D claims for 225 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Radu Teodor Ionescu, MD's MIPS final score?
The 2023 MIPS final score is 95.1 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.