NPPES file of Aug 9, 2026

Erik Gretzmacher, CRNA

Certified Registered Nurse Anesthetist · Washington, DC

Erik Gretzmacher, CRNA is a certified registered nurse anesthetist with a practice address in Washington, District of Columbia, and NPI 1154051373, issued on Jun 11, 2022. Check the license (District of Columbia RN1049033, 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
1154051373
Name
Erik Gretzmacher
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License numbers
RN1049033 DC
0024193851 VA
Self-reported in NPPES; status is on the state search
Practice location
3800 Reservoir RD NW, Washington, DC 20007
Phone
(202) 444-1697
Enumerated
Jun 11, 2022
Record last updated
Aug 8, 2025
Medicare enrollment
Enrolled (PECOS I20250825000343); 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 3800 Reservoir RD NW

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

  1. Miriam Abadie, M.D.Student in an Organized Health Care Education/Training Program1194168120
  2. Kathleen AbalosInternal Medicine Physician1831451764
  3. Fuad AbbasStudent in an Organized Health Care Education/Training Program1467256834
  4. Valiollah AbbassiPediatric Endocrinology Physician1073511275
  5. Ahmed AbdelfatahStudent in an Organized Health Care Education/Training Program1326918269
  6. Zeinab Abdi, M.D.Pediatrics Physician1861781437

Verify Erik Gretzmacher 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 RN1049033
    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. Northstar Anesthesia OF Virginia, LLCFalls Church, VA

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

Erik Gretzmacher among 119 certified registered nurse anesthetist records in District of Columbia

Erik Gretzmacher, CRNA is one of 119 certified registered nurse anesthetist records with a practice address in District of Columbia. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 83% of them.

  • NPI issued2022 · 83% of these records are older, 5% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2025 · median 2017 among the 82 with a school on file
  • Record last updated2025 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X 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).

Certified Registered Nurse Anesthetist providers in District of Columbia

There are 119 certified registered nurse anesthetist records in District of Columbia.

The 8 certified registered nurse anesthetist records with the nearest ZIP codes

  1. Tracy BevilacquaWashington, DC 200071730171554
  2. Carrie Bowman-DalleyWashington, DC 200071790783843
  3. Carolyn Connelly, CRNAWashington, DC 200071124098454
  4. Ladan Eshkevari, CRNAWashington, DC 200071780682534
  5. Ellen GibbyWashington, DC 200071548268329
  6. Matthew HartWashington, DC 200071922006733
  7. Douglas HeaterWashington, DC 200071336148105
  8. Donna JasinskiWashington, DC 200071033118476

Common questions

What is Erik Gretzmacher, CRNA's NPI number?

Erik Gretzmacher, CRNA's National Provider Identifier (NPI) is 1154051373, issued on Jun 11, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Erik Gretzmacher, CRNA located?

The NPPES record lists a practice address at 3800 Reservoir RD NW, Washington, DC, 20007. Phone: (202) 444-1697. Providers update this record themselves, so call before visiting.

How can I verify Erik Gretzmacher, CRNA's license?

NPPES lists District of Columbia license number RN1049033, 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.