NPPES file of Aug 9, 2026

Benjamin Zerngast, MD

Anesthesiology Physician · Tacoma, WA

Benjamin Zerngast, MD is an anesthesiology physician with a practice address in Tacoma, Washington, and NPI 1134157159, issued on Jun 29, 2006. Check the license (Washington MD00038551, as entered in NPPES) on the Washington Medical Commission; 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
1134157159
Name
Benjamin Zerngast
Credential
MD
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
MD00038551 WA
Self-reported in NPPES; status is on the state search
Practice location
1717 S J St, Tacoma, WA 98405
Phone
(253) 426-6625
Enumerated
Jun 29, 2006
Record last updated
Mar 22, 2010 (not updated in 16 years: call before relying on the address or phone)
Medicaid ID
8254195 WA
Medicare enrollment
Enrolled (PECOS I20040121000866); accepts Medicare assignment
Medical or professional school
University Of Rochester School Of Medicine And Dentistry, 1996
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 1717 S J St

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

  1. Naseer Abbas, MDInternal Medicine Physician1962769380
  2. Mark Dean Aguiling, M.D.Hospitalist Physician1043567100
  3. Lisa Allen, B.S., PHARM.D.Pharmacotherapy Pharmacist1669404026
  4. Jennifer Aquino, M.D.Internal Medicine Physician1184746067
  5. Freddy AragonStudent in an Organized Health Care Education/Training Program1447617626
  6. Patti Aramburu, ARNPFamily Nurse Practitioner1952497356

Verify Benjamin Zerngast in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD00038551
    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 Washington 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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Industry payments in 2024: $119.55

1 payment: food and beverage; the largest payer was Inari Medical, Inc. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Benjamin Zerngast$119.55
  2. Specialty average$669.59

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

Bills Medicare through one group practice

  1. Franciscan Medical GroupTacoma, WA

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

Benjamin Zerngast among 1,701 anesthesiology physician records in Washington

Benjamin Zerngast, MD is one of 1,701 anesthesiology physician records with a practice address in Washington. 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 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 55% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated1996 · median 2007 among the 1,103 with a school on file
  • Record last updated2010 · 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 207L00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

150 anesthesiology physician records list a practice address in Tacoma

They are 150 of the 13,715 NPPES records with a practice address in Tacoma, and 1,701 anesthesiology physician records in Washington.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Ali Afrassiabi, MDTacoma, WA 984051760486286
  2. Stephen Bolt, M.D.Tacoma, WA 984051710967237
  3. Andrew Foster, MDTacoma, WA 984051710957246
  4. William Hughes, MDTacoma, WA 984051699779082
  5. Will Kellogg, MDTacoma, WA 984051578509444
  6. Steve Lee, M.D.Tacoma, WA 984051922036318
  7. Glaucia Moreira, M.D.Tacoma, WA 984051003843962
  8. Timothy Phillips, MDTacoma, WA 984051235185091

Common questions

What is Benjamin Zerngast, MD's NPI number?

Benjamin Zerngast, MD's National Provider Identifier (NPI) is 1134157159, issued on Jun 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Benjamin Zerngast, MD located?

The NPPES record lists a practice address at 1717 S J St, Tacoma, WA, 98405. Phone: (253) 426-6625. Providers update this record themselves, so call before visiting.

How can I verify Benjamin Zerngast, MD's license?

NPPES lists Washington license number MD00038551, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. 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.