George Peter Silis, MD
Internal Medicine Physician · Alexandria, VA
George Peter Silis, MD is an internal medicine physician with a practice address in Alexandria, Virginia, and NPI 1003977422, issued on Dec 12, 2006. Check the license (Virginia 0101050944, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- George Peter Silis
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 0101050944 VA
Self-reported in NPPES; status is on the state search - Practice location
- 5115 Franconia Road, Alexandria, VA 22310
- Phone
- (703) 922-4222
- Enumerated
- Dec 12, 2006
- Record last updated
- Jan 9, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (703) 922-4253
- Medicare enrollment
- Enrolled (PECOS I20101030000017); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,599 in Virginia → Look up another NPI →
Also registered at 5115 Franconia Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Manny Silis, MDInternal Medicine Physician1407932635
Verify George Peter Silis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101050944Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average internal medicine physician in 2024
7,375 Medicare Part D claims for 550 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 178 claims were for opioids.
Most prescribed
- Atorvastatin Calcium361 claims
- Rosuvastatin Calcium316 claims
- Amlodipine Besylate293 claims
- Eliquis213 claims
- Levothyroxine Sodium208 claims
- Losartan Potassium195 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): 28.2 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).
Industry payments in 2024: $1,487.40
71 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Franconia Internists, PCAlexandria, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
George Peter Silis among 3,599 internal medicine physician records in Virginia
George Peter Silis, 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
- Graduated1991 · median 2003 among the 2,234 with a school on file
- Record last updated2008 · 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).
148 internal medicine physician records list a practice address in Alexandria
They are 148 of the 5,424 NPPES records with a practice address in Alexandria, and 3,599 internal medicine physician records in Virginia.
All 3,599 in Virginia → Every provider in Alexandria → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Eyerusalem Akpan, M.D.Alexandria, VA 223101063974061
- Lauren HamptonAlexandria, VA 223101295356368
- Joel Koslow, M.D.Alexandria, VA 223101063479186
- Julie Kroviak, MDAlexandria, VA 223101679671325
- John McConnell, M.D.Alexandria, VA 223101437418118
- Christina Michael, D.O.Alexandria, VA 223101053369058
- Foster Montalbano, M.D.Alexandria, VA 223101568574101
- Manny Silis, MDAlexandria, VA 223101407932635
Common questions
What is George Peter Silis, MD's NPI number?
George Peter Silis, MD's National Provider Identifier (NPI) is 1003977422, issued on Dec 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is George Peter Silis, MD located?
The NPPES record lists a practice address at 5115 Franconia Road, Alexandria, VA, 22310. Phone: (703) 922-4222. Providers update this record themselves, so call before visiting.
How can I verify George Peter Silis, MD's license?
NPPES lists Virginia license number 0101050944, 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 George Peter Silis, MD prescribe under Medicare Part D?
In 2024, George Peter Silis, MD had 7,375 Medicare Part D claims for 550 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is George Peter Silis, MD's MIPS final score?
The 2023 MIPS final score is 28.2 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.