Registry data as of Aug 27, 2026

Elizabeth Trefzger, M.D.

Child & Adolescent Psychiatry Physician · Front Royal, VA

Elizabeth Trefzger, M.D. is a child & adolescent psychiatry physician with a practice address in Front Royal, Virginia, and NPI 1629060116, issued on Aug 19, 2005. Check the license on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1629060116
Name
Elizabeth Trefzger
Credential
M.D.
Primary taxonomy
Child & Adolescent Psychiatry Physician 2084P0804X
Practice location
209 W Criser RD, Front Royal, VA 22630
Phone
(540) 636-2931
Enumerated
Aug 19, 2005
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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Also registered at 209 W Criser RD

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

  1. Denise Acker, LPCProfessional Counselor1609524578
  2. Darlene Clark, LCSWClinical Social Worker1588559140
  3. Danielle Dietz, LPCProfessional Counselor1265057988
  4. Michael Duncan, LPCProfessional Counselor1407885080
  5. Jacqueline FieldsRegistered Nurse1306277520
  6. Christopher FournierProfessional Counselor1235693474

Verify Elizabeth Trefzger in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersVirginia Department of Health ProfessionsCheck 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.

2.4 times the Medicare Part D claims of the average child & adolescent psychiatry physician in 2024

1,453 Medicare Part D claims for 66 beneficiaries, against an average of 608 among the 3,047 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.

  1. Elizabeth Trefzger1,453
  2. Specialty average608

Most prescribed

  1. Sertraline Hcl174 claims
  2. Quetiapine Fumarate102 claims
  3. Trazodone Hcl85 claims
  4. Lamotrigine72 claims
  5. Aripiprazole65 claims
  6. Divalproex Sodium65 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.

Industry payments in 2024: $758.19

46 payments, mostly food and beverage; the largest payer was Abbvie Inc.. The 1,387 providers of this specialty with any payment received $2,213.83 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Elizabeth Trefzger$758.19
  2. Specialty average$2,213.83

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Northwestern Community Services BoardWoodstock, VA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Child & Adolescent Psychiatry Physician providers in Virginia

There are 169 child & adolescent psychiatry physician records in Virginia.

All 169 in Virginia → Every provider in Front Royal →

Other child & adolescent psychiatry physician records in Virginia

  1. Adnan Ahmad, M.D.Fort Belvoir, VA1043493968
  2. Iqbal Ali, DORichmond, VA1851033914
  3. Ali Altahir, M.D.Stafford, VA1760506687
  4. Onaiza Anees, MDLynchburg, VA1831592369
  5. Nida AnjumRichmond, VA1760118558
  6. Jitendra Annapareddy, M.D.Lynchburg, VA1083908958
  7. Janelle Arias, M.D.Richmond, VA1184755670
  8. Haluk Aydin, MDPetersburg, VA1700857836
  9. Velma Bacak, MDPortsmouth, VA1104819234
  10. Sara Bahraini, M.D.Alexandria, VA1720407547

Common questions

What is Elizabeth Trefzger, M.D.'s NPI number?

Elizabeth Trefzger, M.D.'s National Provider Identifier (NPI) is 1629060116, issued on Aug 19, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Elizabeth Trefzger, M.D. located?

The NPPES record lists a practice address at 209 W Criser RD, Front Royal, VA, 22630. Phone: (540) 636-2931. Providers update this record themselves, so call before visiting.

How can I verify Elizabeth Trefzger, M.D.'s license?

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 Elizabeth Trefzger, M.D. prescribe under Medicare Part D?

In 2024, Elizabeth Trefzger, M.D. had 1,453 Medicare Part D claims for 66 beneficiaries; the average among child & adolescent psychiatry physician prescribers was 608. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Compiled from official public sources by the editorial process.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.