NPPES file of Aug 9, 2026

Sabrina Yu Alfonzo, MD

Student in an Organized Health Care Education/Training Program · Alexandria, VA

Sabrina Yu Alfonzo, MD is a student in an organized health care education/training program with a practice address in Alexandria, Virginia, and NPI 1851143796, issued on Apr 3, 2024. Check the license with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1851143796
Name
Sabrina Yu Alfonzo
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
4551 Strutfield LN Apt 4130, Alexandria, VA 22311
Phone
(407) 747-8405
Enumerated
Apr 3, 2024
Record last updated
Apr 3, 2024
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Sabrina Yu Alfonzo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Virginia board licenses this professionCheck 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
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64% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

66 Medicare Part D claims for 34 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 26 claims were for opioids.

  1. Sabrina Yu Alfonzo66
  2. Specialty average185

Most prescribed

  1. Hydrocodone-Acetaminophen20 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.

Sabrina Yu Alfonzo among 5,007 student in an organized health care education/training program records in Virginia

Sabrina Yu Alfonzo, MD is one of 5,007 student in an organized health care education/training program records with a practice address in Virginia. 28% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 41% of them.

  • NPI issued2024 · 41% of these records are older, 45% newer
  • In a Medicare fileYes · 28% of these records are
  • In the CMS Doctors and Clinicians fileNo · 4% of these records are
  • Record last updated2024 · 17% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Student in an Organized Health Care Education/Training Program providers in Virginia

There are 5,007 student in an organized health care education/training program records in Virginia.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Siobhonn JobAlexandria, VA 223111073200267
  2. Tehmeena AsifAlexandria, VA 223121700472040
  3. Mirahertz AtemAlexandria, VA 223121386273910
  4. Dania ElshaerAlexandria, VA 223121386312015
  5. Rebecca HelmAlexandria, VA 223101487341483
  6. Mark KerlinAlexandria, VA 223101093430159
  7. Ruhi MehtaAlexandria, VA 223101326993916
  8. Meriam NureAlexandria, VA 223101083294607

Common questions

What is Sabrina Yu Alfonzo, MD's NPI number?

Sabrina Yu Alfonzo, MD's National Provider Identifier (NPI) is 1851143796, issued on Apr 3, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Sabrina Yu Alfonzo, MD located?

The NPPES record lists a practice address at 4551 Strutfield LN Apt 4130, Alexandria, VA, 22311. Phone: (407) 747-8405. Providers update this record themselves, so call before visiting.

How can I verify Sabrina Yu Alfonzo, MD's license?

Search the Virginia board that licenses this profession; the NPPES record confirms identity only.

How much does Sabrina Yu Alfonzo, MD prescribe under Medicare Part D?

In 2024, Sabrina Yu Alfonzo, MD had 66 Medicare Part D claims for 34 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. Part D covers Medicare prescriptions only.

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.