NPPES file of Aug 9, 2026

Barbara A. Markert, CRNA

Certified Registered Nurse Anesthetist · Tulsa, OK

Barbara A. Markert, CRNA is a certified registered nurse anesthetist with a practice address in Tulsa, Oklahoma, and NPI 1073696043, issued on Oct 23, 2006. Check the license (Oklahoma R0047292, as entered in NPPES) with the Oklahoma board that licenses this profession; 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
1073696043
Name
Barbara A. Markert
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License number
R0047292 OK
Self-reported in NPPES; status is on the state search
Practice location
6901 S Olympia Ave, Tulsa, OK 74132
Phone
(918) 664-9892
Enumerated
Oct 23, 2006
Record last updated
Apr 7, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(918) 664-2521
Medicaid ID
100784940A OK
Medicare enrollment
Enrolled (PECOS I20060118000040); 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 6901 S Olympia Ave

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

  1. Jason Biggs, MDAnesthesiology Physician1144235136
  2. George Carstens, M.D.Diagnostic Radiology Physician1104813799
  3. James Day, M.D.Anesthesiology Physician1760444350
  4. William Dudney, M.D.Anesthesiology Physician1770545881
  5. Mary Gallo, CRNACertified Registered Nurse Anesthetist1457366312
  6. Deborah Garrett, CRNACertified Registered Nurse Anesthetist1699858647

Verify Barbara A. Markert in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oklahoma board licenses this profession
    Search for license R0047292
    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 Oklahoma 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: $19.87

1 payment: food and beverage; the largest payer was Medtronic, Inc. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Barbara Markert$19.87
  2. Specialty average$135.08

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. Olympia Anesthesia PLCTulsa, OK

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

Barbara A. Markert among 783 certified registered nurse anesthetist records in Oklahoma

Barbara A. Markert, CRNA is one of 783 certified registered nurse anesthetist records with a practice address in Oklahoma. 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 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 70% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated1996 · median 2014 among the 595 with a school on file
  • Record last updated2010 · 61% 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 Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

270 certified registered nurse anesthetist records list a practice address in Tulsa

They are 270 of the 18,643 NPPES records with a practice address in Tulsa, and 783 certified registered nurse anesthetist records in Oklahoma.

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

  1. Mary Gallo, CRNATulsa, OK 741321457366312
  2. Deborah Garrett, CRNATulsa, OK 741321699858647
  3. Mark Schroeder, CRNATulsa, OK 741321861540858
  4. Teresa Taylor, CRNATulsa, OK 741321912080888
  5. Mark Wilcher, CRNATulsa, OK 741321508872524
  6. Robert Anderson, C.R.N.A.Tulsa, OK 741331457350142
  7. Derrick Coupe, CRNATulsa, OK 741331902850340
  8. Wayne Gartner, CRNATulsa, OK 741331972509727

Common questions

What is Barbara A. Markert, CRNA's NPI number?

Barbara A. Markert, CRNA's National Provider Identifier (NPI) is 1073696043, issued on Oct 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Barbara A. Markert, CRNA located?

The NPPES record lists a practice address at 6901 S Olympia Ave, Tulsa, OK, 74132. Phone: (918) 664-9892. Providers update this record themselves, so call before visiting.

How can I verify Barbara A. Markert, CRNA's license?

NPPES lists Oklahoma license number R0047292, as entered by the provider. Search the Oklahoma 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.