Bernadette L. Villarreal, D.O.
Sleep Medicine (Internal Medicine) Physician · Bethesda, MD
Bernadette L. Villarreal, D.O. is a sleep medicine (internal medicine) physician with a practice address in Bethesda, Maryland, and NPI 1346561115, issued on Jun 16, 2010. Check the license on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Bernadette L. Villarreal
- Credential
- D.O.
- Primary taxonomy
- Sleep Medicine (Internal Medicine) Physician 207RS0012X
- License number
- 02003891A IN
Self-reported in NPPES; status is on the state search - Practice location
- 4494 N Palmer RD, Bethesda, MD 20889
- Phone
- (301) 295-4547
- Enumerated
- Jun 16, 2010
- Record last updated
- Sep 3, 2024
- Entity
- Type 1 · individual
8 nearest sleep medicine (internal medicine) physician records → All 26 in Maryland → Look up another NPI →
Also registered at 4494 N Palmer RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Bernadette L. Villarreal in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of PhysiciansCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $69.36
3 payments; by number, the most common kind was food and beverage; the largest payer was Jazz Pharmaceuticals Inc. The 664 providers of this specialty with any payment received $3,724.37 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.
Bernadette L. Villarreal among 26 sleep medicine (internal medicine) physician records in Maryland
Bernadette L. Villarreal, D.O. is one of 26 sleep medicine (internal medicine) physician records with a practice address in Maryland. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 69% of them.
- NPI issued2010 · 69% of these records are older, 23% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2024 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RS0012X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Sleep Medicine (Internal Medicine) Physician providers in Maryland
There are 26 sleep medicine (internal medicine) physician records in Maryland.
All 26 in Maryland → Every provider in Bethesda → Sleep Medicine (Internal Medicine) Physician nationwide →
The 8 sleep medicine (internal medicine) physician records with the nearest ZIP codes
- Jennifer Creamer, M.D.Bethesda, MD 208891629207857
- Sirisha Devabhaktuni, MDBethesda, MD 208891679922421
- Andrei Khramtsov, M.D.Bethesda, MD 208891942357280
- Victor Steiger, MDBethesda, MD 208891073674164
- Asefa Mekonnen, MDRockville, MD 208541306841812
- Sahira Sekhon, MDRockville, MD 208501396235040
- Mark Miller, MDOlney, MD 208321659306439
- Robert KalfusChevy Chase, MD 208151750605200
Common questions
What is Bernadette L. Villarreal, D.O.'s NPI number?
Bernadette L. Villarreal, D.O.'s National Provider Identifier (NPI) is 1346561115, issued on Jun 16, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Bernadette L. Villarreal, D.O. located?
The NPPES record lists a practice address at 4494 N Palmer RD, Bethesda, MD, 20889. Phone: (301) 295-4547. Providers update this record themselves, so call before visiting.
How can I verify Bernadette L. Villarreal, D.O.'s license?
Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.