Carl Ronald Duncan, MD
Diagnostic Radiology Physician · Annapolis, MD
Carl Ronald Duncan, MD is a diagnostic radiology physician with a practice address in Annapolis, Maryland, and NPI 1346237369, issued on Oct 4, 2005. Check the license (Maryland D0063737, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Carl Ronald Duncan
- Credential
- MD
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License numbers
- D0063737 MD
MD018124E PA
Self-reported in NPPES; status is on the state search - Practice location
- 2002 Medical Pkwy, Annapolis, MD 21401
- Phone
- (410) 266-2770
- Enumerated
- Oct 4, 2005
- Record last updated
- Nov 13, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (410) 841-6251
- Medicaid ID
- 081481401 MD
- Medicare enrollment
- Enrolled (PECOS I20240729003073); accepts Medicare assignment
- Medical or professional school
- Hahnemann University College Of Medicine, 1973
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 877 in Maryland → Look up another NPI →
Also registered at 2002 Medical Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- George Adams, M.D.Diagnostic Radiology Physician1407858350
- Bolanle Akinyele, M.D.Cardiovascular Disease Physician1265788152
- Jonathan Altschuler, M.D.Cardiovascular Disease Physician1013924950
- Bryan Ambro, MDPlastic Surgery within the Head & Neck (Otolaryngology) Physician1821176017
- Michael-Anne Ashford, PA-CMedical Physician Assistant1447500707
- Samuel Barone, MDOphthalmology Physician1932256153
Verify Carl Ronald Duncan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0063737Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average diagnostic radiology physician in 2024
15 Medicare Part D claims, against an average of 51 among the 2,711 providers of this specialty who prescribed in Part D.
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 practice group's MIPS final score for 2023 (Medicare payment program): 86.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,000.00
1 payment: consulting fee; the largest payer was Leica Microsystems Inc. The 8,048 providers of this specialty with any payment received $2,488.38 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
- Delaware Radiology Associates PAJohns Island, SC
- Maryland Imaging Network PCJohns Island, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Carl Ronald Duncan among 877 diagnostic radiology physician records in Maryland
Carl Ronald Duncan, MD is one of 877 diagnostic radiology physician records with a practice address in Maryland. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 92% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1973 · median 2003 among the 604 with a school on file
- Record last updated2007 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in Maryland
There are 877 diagnostic radiology physician records in Maryland.
All 877 in Maryland → Every provider in Annapolis → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- George Adams, M.D.Annapolis, MD 214011407858350
- Vernon Croft, M.D.Annapolis, MD 214011871595587
- Mark Davis, MDAnnapolis, MD 214011104810761
- Paula Decandido, M.D.Annapolis, MD 214011538161336
- Alphonso Dial, M.D.Annapolis, MD 214011396729505
- John Filigenzi, M.D.Annapolis, MD 214011861481376
- Thomas Lank, M.D.Annapolis, MD 214011093706251
- Nicholas Malakis, M.D.Annapolis, MD 214011497746382
Common questions
What is Carl Ronald Duncan, MD's NPI number?
Carl Ronald Duncan, MD's National Provider Identifier (NPI) is 1346237369, issued on Oct 4, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Carl Ronald Duncan, MD located?
The NPPES record lists a practice address at 2002 Medical Pkwy, Annapolis, MD, 21401. Phone: (410) 266-2770. Providers update this record themselves, so call before visiting.
How can I verify Carl Ronald Duncan, MD's license?
NPPES lists Maryland license number D0063737, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Carl Ronald Duncan, MD prescribe under Medicare Part D?
In 2024, Carl Ronald Duncan, MD had 15 Medicare Part D claims; the average among diagnostic radiology physician prescribers was 51. Part D covers Medicare prescriptions only.
What is Carl Ronald Duncan, MD's MIPS final score?
The 2023 MIPS final score is 86.3 of 100, reported for the practice group. 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.