Alfred Proto, M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Winchester, VA
Alfred Proto, M.D. is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Winchester, Virginia, and NPI 1265627384, issued on Sep 11, 2007. Check the license (Virginia 0101284997, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Alfred Proto
- Credential
- M.D.
- Primary taxonomy
- Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
- License numbers
- 0101284997 VA
2014-01272 NC
MD449843 PA
MT196091 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1880 Amherst Street, Winchester, VA 22601
- Phone
- (540) 536-6721
- Enumerated
- Sep 11, 2007
- Record last updated
- Mar 21, 2025
- Fax
- (540) 536-6724
- Medicare enrollment
- Enrolled (PECOS I20250324000018); accepts Medicare assignment
- Medical or professional school
- New York Medical College, 2004
- Entity
- Type 1 · individual
8 nearest thoracic surgery (cardiothoracic vascular surgery) physician records → All 133 in Virginia → Look up another NPI →
Also registered at 1880 Amherst Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Daniel Alexander, D.O.Clinical Cardiac Electrophysiology Physician1184841470
- Idean AmirjazilCardiovascular Disease Physician1356756795
- James Anderson, MDInterventional Cardiology Physician1528002698
- Adebayo Atanda, MDAdvanced Heart Failure and Transplant Cardiology Physician1376939280
- Lisa Behneke, PACMedical Physician Assistant1801807797
- Kaitlyn Betcher, PAMedical Physician Assistant1346980026
Verify Alfred Proto in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101284997Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average thoracic surgery (cardiothoracic vascular surgery) physician in 2024
19 Medicare Part D claims for 11 beneficiaries, against an average of 101 among the 2,587 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 MIPS final score for 2023 (Medicare payment program): 95.7 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).
2 hospitals and group practices
- Winchester Medical CenterWinchester, VA · Acute Care Hospitals4 of 5 stars
- Valley Physician Enterprise IncWinchester, VA
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.
Alfred Proto among 133 thoracic surgery (cardiothoracic vascular surgery) physician records in Virginia
Alfred Proto, M.D. is one of 133 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in Virginia. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 57% of them.
- NPI issued2007 · 57% of these records are older, 27% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2004 · median 1997 among the 84 with a school on file
- Record last updated2025 · 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 208G00000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in Virginia
There are 133 thoracic surgery (cardiothoracic vascular surgery) physician records in Virginia.
All 133 in Virginia → Every provider in Winchester → Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician nationwide →
The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes
- Percival Buenaventura, MDWinchester, VA 226011518939552
- Ernesto Jimenez, M.D.Winchester, VA 226011851323463
- Lindsey Prescher, D.O.Winchester, VA 226011144458449
- Shalini Reddy, MDWinchester, VA 226011053432856
- John Cardone, MDFredericksburg, VA 224011619945268
- Arturo Cardounel, M.D., PH.D.Fredericksburg, VA 224011396150769
- Kevin Casey, M.D.Rockingham, VA 228011912078254
- Shashank Jolly, M.DRockingham, VA 228011902047814
Common questions
What is Alfred Proto, M.D.'s NPI number?
Alfred Proto, M.D.'s National Provider Identifier (NPI) is 1265627384, issued on Sep 11, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Alfred Proto, M.D. located?
The NPPES record lists a practice address at 1880 Amherst Street, Winchester, VA, 22601. Phone: (540) 536-6721. Providers update this record themselves, so call before visiting.
How can I verify Alfred Proto, M.D.'s license?
NPPES lists Virginia license number 0101284997, 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 Alfred Proto, M.D. prescribe under Medicare Part D?
In 2024, Alfred Proto, M.D. had 19 Medicare Part D claims for 11 beneficiaries; the average among thoracic surgery (cardiothoracic vascular surgery) physician prescribers was 101. Part D covers Medicare prescriptions only.
What is Alfred Proto, M.D.'s MIPS final score?
The 2023 MIPS final score is 95.7 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.