NPPES file of Aug 9, 2026

Elizabeth Hellmuth Marcinkus, AU.D., CCC-A

Audiologist-Hearing Aid Fitter · Washington, DC

Elizabeth Hellmuth Marcinkus, AU.D., CCC-A is an audiologist-hearing aid fitter with a practice address in Washington, District of Columbia, and NPI 1780805754, issued on May 1, 2007. Check the license (District of Columbia AUD000116, as entered in NPPES) with the District of Columbia board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1780805754
Name
Elizabeth Hellmuth Marcinkus
Credential
AU.D., CCC-A
Primary taxonomy
Audiologist-Hearing Aid Fitter 237600000X
License numbers
AUD000116 DC
01271 MD
002198-1 NY
14000026309 NY
2101001607 VA
and 1 more
Self-reported in NPPES; status is on the state search
Practice location
800 Florida Ave NE, Washington, DC 20002
Phone
(202) 651-5328
Enumerated
May 1, 2007
Record last updated
Jun 17, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20121108000485); 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 800 Florida Ave NE

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

  1. Antoinette Allen, M.A., CCC-SLPSpeech-Language Pathologist1760717409
  2. Matthew Bakke, PH.D.Audiologist1467685867
  3. Malibu Barron, MA, NCCCounselor1801373527
  4. Jodi Baxter, AUDAudiologist1972867554
  5. Gerald Bell, M.D.Internal Medicine Physician1669630802
  6. Ilana Bell, ATCAthletic Trainer1801325998

Verify Elizabeth Hellmuth Marcinkus in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich District of Columbia board licenses this profession
    Search for license AUD000116
    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
Find the District of Columbia 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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Bills Medicare through one group practice

  1. Gallaudet UniversityWashington, DC

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

Elizabeth Hellmuth Marcinkus among 11 audiologist-hearing aid fitter records in District of Columbia

Elizabeth Hellmuth Marcinkus, AU.D., CCC-A is one of 11 audiologist-hearing aid fitter records with a practice address in District of Columbia. 18% 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 18% of them.

  • NPI issued2007 · 18% of these records are older, 64% newer
  • In a Medicare fileYes · 18% of these records are
  • In the CMS Doctors and Clinicians fileYes · 18% of these records are
  • Record last updated2014 · 73% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 237600000X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Audiologist-Hearing Aid Fitter providers in District of Columbia

There are 11 audiologist-hearing aid fitter records in District of Columbia.

The 8 audiologist-hearing aid fitter records with the nearest ZIP codes

  1. Susan Hellyer, M.S., CCC-A, FAAAWashington, DC 200061972595791
  2. Meggin Van Der Hilst, AU.D.Washington, DC 200071689900607
  3. Fabiola Peredo, AU.D.Washington, DC 200101295177129
  4. Irene Sideris, PH.D.,CCC-AWashington, DC 200101265687313
  5. Leisa Lyles-Deleon, AU.D.Washington, DC 200161316141922
  6. Kathryn Sledjeski, AU.D.Washington, DC 200161093028243
  7. Scott Lanford, AUDWashington, DC 200371760796122
  8. Nicole JordanWashington, DC 200521801342423

Common questions

What is Elizabeth Hellmuth Marcinkus, AU.D., CCC-A's NPI number?

Elizabeth Hellmuth Marcinkus, AU.D., CCC-A's National Provider Identifier (NPI) is 1780805754, issued on May 1, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Elizabeth Hellmuth Marcinkus, AU.D., CCC-A located?

The NPPES record lists a practice address at 800 Florida Ave NE, Washington, DC, 20002. Phone: (202) 651-5328. Providers update this record themselves, so call before visiting.

How can I verify Elizabeth Hellmuth Marcinkus, AU.D., CCC-A's license?

NPPES lists District of Columbia license number AUD000116, as entered by the provider. Search the District of Columbia board that licenses this profession; the NPPES record confirms identity 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.