NPPES file of Aug 9, 2026

Arun Nag Santhosh Mallapareddi

Sleep Medicine (Family Medicine) Physician · Ashburn, VA

Arun Nag Santhosh Mallapareddi is a sleep medicine (family medicine) physician with a practice address in Ashburn, Virginia, and NPI 1780048264, issued on Apr 11, 2016. Check the license (Virginia 0101283107, 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
1780048264
Name
Arun Nag Santhosh Mallapareddi
Primary taxonomy
Sleep Medicine (Family Medicine) Physician 207QS1201X
License numbers
0101283107 VA
35.139042 OH
Self-reported in NPPES; status is on the state search
Practice location
44335 Premier Plz Ste 230, Ashburn, VA 20147
Phone
(571) 577-6806
Enumerated
Apr 11, 2016
Record last updated
Feb 23, 2026
Medicare enrollment
Enrolled (PECOS I20250610002416); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 2015
Telehealth
Offers telehealth (CMS)
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 44335 Premier Plz Ste 230

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

  1. Megan BavinClinical Social Worker1962173211
  2. Matthew Brooks, REGISTERED ART THERAProfessional Counselor1265015200
  3. Elisabetta Cantatore, MACounselor1659047504
  4. Nathan ChubaClinical Social Worker1780390526
  5. Young ChungClinical Social Worker1245940618
  6. Heather Dziewulski, LCSWClinical Social Worker1538351515

Verify Arun Nag Santhosh Mallapareddi 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 0101283107
    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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7.0 times the Medicare Part D claims of the average sleep medicine (family medicine) physician in 2024

5,061 Medicare Part D claims for 408 beneficiaries, against an average of 718 among the 211 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 74 claims were for opioids.

  1. Arun Nag Santhosh Mallapareddi5,061
  2. Specialty average718

Most prescribed

  1. Amlodipine Besylate220 claims
  2. Atorvastatin Calcium217 claims
  3. Lisinopril211 claims
  4. Levothyroxine Sodium190 claims
  5. Losartan Potassium150 claims
  6. Omeprazole136 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.

Bills Medicare through 2 group practices

  1. Comprehensive Sleep Care Center IncLeesburg, VA
  2. Patient First Richmond Medical Group PLLCFairfax, VA

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

Arun Nag Santhosh Mallapareddi among 13 sleep medicine (family medicine) physician records in Virginia

Arun Nag Santhosh Mallapareddi is one of 13 sleep medicine (family medicine) physician records with a practice address in Virginia. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 54% of them.

  • NPI issued2016 · 54% of these records are older, 38% newer
  • In a Medicare fileYes · 92% of these records are
  • In the CMS Doctors and Clinicians fileYes · 85% of these records are
  • Graduated2015 · median 2015 among the 11 with a school on file
  • Record last updated2026 · 31% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QS1201X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Sleep Medicine (Family Medicine) Physician providers in Virginia

There are 13 sleep medicine (family medicine) physician records in Virginia.

The 8 sleep medicine (family medicine) physician records with the nearest ZIP codes

  1. Keisha Sullivan, DOLeesburg, VA 201761437545720
  2. Aarthi Vemana, MDFairfax, VA 220311588865661
  3. Ashtaad Dalal, MDFalls Church, VA 220461184067522
  4. Rajana ManandharAlexandria, VA 223041407570666
  5. Flora Artin, MD, MPHRichmond, VA 232301871169078
  6. Daniel Smith, M.D.Richmond, VA 232301639173024
  7. Jonathan GellmanVirginia Beach, VA 234621053754358
  8. Tiffany Nealy, MDVirginia Beach, VA 234621083110597

Common questions

What is Arun Nag Santhosh Mallapareddi's NPI number?

Arun Nag Santhosh Mallapareddi's National Provider Identifier (NPI) is 1780048264, issued on Apr 11, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Arun Nag Santhosh Mallapareddi located?

The NPPES record lists a practice address at 44335 Premier Plz Ste 230, Ashburn, VA, 20147. Phone: (571) 577-6806. Providers update this record themselves, so call before visiting.

How can I verify Arun Nag Santhosh Mallapareddi's license?

NPPES lists Virginia license number 0101283107, 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 Arun Nag Santhosh Mallapareddi prescribe under Medicare Part D?

In 2024, Arun Nag Santhosh Mallapareddi had 5,061 Medicare Part D claims for 408 beneficiaries; the average among sleep medicine (family medicine) physician prescribers was 718. 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.