NPPES file of Aug 9, 2026

Xavier Perez Hernandez, MD

Internal Medicine Physician · Fredericksburg, VA

Xavier Perez Hernandez, MD is an internal medicine physician with a practice address in Fredericksburg, Virginia, and NPI 1558555649, issued on Aug 31, 2007. Check the license (Virginia 0101262192, as entered in NPPES) on the Virginia Department of Health Professions; 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
1558555649
Name
Xavier Perez Hernandez
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
0101262192 VA
243037 NY
Self-reported in NPPES; status is on the state search
Practice location
4600 Spotsylvania Pkwy, Fredericksburg, VA 22408
Phone
(540) 498-4000
Enumerated
Aug 31, 2007
Record last updated
Oct 24, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170706000618); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4600 Spotsylvania Pkwy

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Arielle Abbate, PHARMDPharmacist1740469006
  2. Yousef Almuzaini, DOHospitalist Physician1376030254
  3. Ann Baker, MDInternal Medicine Physician1275750804
  4. Catherine Barnes, R.N., N.P.Neonatal Nurse Practitioner1427259621
  5. Helen Bellar, MDCritical Care Medicine (Anesthesiology) Physician1275524530
  6. Nag Raj Birudavol, M.D.Emergency Medicine Physician1669429312

Verify Xavier Perez Hernandez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersVirginia Department of Health Professions
    Search for license 0101262192
    Check 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
Open the Virginia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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100% fewer Medicare Part D claims than the average internal medicine physician in 2024

15 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Xavier Perez Hernandez15
  2. Specialty average3,176

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.

Industry payments in 2024: $17.08

1 payment: food and beverage; the largest payer was Abiomed. 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.

  1. Xavier Perez Hernandez$17.08
  2. Specialty average$1,303.06

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

  1. Hospital Medicine Services OF VA LLCFredericksburg, VA
  2. Southeastern Intensivist Services PCRichmond, VA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Xavier Perez Hernandez among 3,599 internal medicine physician records in Virginia

Xavier Perez Hernandez, 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 2007, is newer than 45% of them.

  • NPI issued2007 · 45% of these records are older, 45% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2011 · median 2003 among the 2,234 with a school on file
  • Record last updated2018 · 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).

64 internal medicine physician records list a practice address in Fredericksburg

They are 64 of the 3,696 NPPES records with a practice address in Fredericksburg, and 3,599 internal medicine physician records in Virginia.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Mary Ailis Aiken, D.OFredericksburg, VA 224081982709960
  2. Makini Ainsworth, M.D.Fredericksburg, VA 224081215997325
  3. Ann Baker, MDFredericksburg, VA 224081275750804
  4. Alfred Boulware, M.D.Fredericksburg, VA 224081710983408
  5. Vito Capotorto, MDFredericksburg, VA 224081437163326
  6. Sisay Dejene, MDFredericksburg, VA 224081558821876
  7. Kenneth McDowell, DOFredericksburg, VA 224081306834379
  8. Juan Munoz-Gonzalez, MDFredericksburg, VA 224081588892236

Common questions

What is Xavier Perez Hernandez, MD's NPI number?

Xavier Perez Hernandez, MD's National Provider Identifier (NPI) is 1558555649, issued on Aug 31, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Xavier Perez Hernandez, MD located?

The NPPES record lists a practice address at 4600 Spotsylvania Pkwy, Fredericksburg, VA, 22408. Phone: (540) 498-4000. Providers update this record themselves, so call before visiting.

How can I verify Xavier Perez Hernandez, MD's license?

NPPES lists Virginia license number 0101262192, 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 Xavier Perez Hernandez, MD prescribe under Medicare Part D?

In 2024, Xavier Perez Hernandez, MD had 15 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. 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.