NPPES file of Aug 9, 2026

Tierney Marie O'Connell, CRNA

Certified Registered Nurse Anesthetist · Baltimore, MD

Tierney Marie O'Connell, CRNA is a certified registered nurse anesthetist with a practice address in Baltimore, Maryland, and NPI 1508195215, issued on Dec 9, 2009. Check the license (Maryland R170671, as entered in NPPES) with the Maryland 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
1508195215
Name
Tierney Marie O'Connell
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License number
R170671 MD
Self-reported in NPPES; status is on the state search
Practice location
201 E University Pkwy, Baltimore, MD 21218
Phone
(410) 299-2692
Enumerated
Dec 9, 2009
Record last updated
Dec 14, 2009 (not updated in 17 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100407000042); 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 201 E University Pkwy

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

  1. Jessica Addis, DPTPhysical Therapist1457675381
  2. Kehinde Adedulu, NPFamily Nurse Practitioner1821856642
  3. Biplov AdhikariStudent in an Organized Health Care Education/Training Program1780256800
  4. Yehudah Adler, PMHNPPsychiatric/Mental Health Nurse Practitioner1750124210
  5. Anup AgarwalInternal Medicine Physician1366844722
  6. Moses Agbonavbare, PA-CSurgical Physician Assistant1578225439

Verify Tierney Marie O'Connell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license R170671
    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 Maryland 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. Medstar Medical Group II LLCGlen Burnie, MD

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

Tierney Marie O'Connell among 1,062 certified registered nurse anesthetist records in Maryland

Tierney Marie O'Connell, CRNA is one of 1,062 certified registered nurse anesthetist records with a practice address in Maryland. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 35% of them.

  • NPI issued2009 · 35% of these records are older, 61% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated2005 · median 2014 among the 774 with a school on file
  • Record last updated2009 · 54% 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

504 certified registered nurse anesthetist records list a practice address in Baltimore

They are 504 of the 35,183 NPPES records with a practice address in Baltimore, and 1,062 certified registered nurse anesthetist records in Maryland.

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

  1. Logan AsayBaltimore, MD 212181821549379
  2. Janet Bischoff, CRNABaltimore, MD 212181255313961
  3. Erica Bryant, CRNABaltimore, MD 212181427431493
  4. Dawn Duncan, CRNABaltimore, MD 212181366771545
  5. Michelle Ghanooni, CRNABaltimore, MD 212181760460786
  6. Amy Gonzalez, CRNABaltimore, MD 212181033547468
  7. Natasha Hopkins, DNPBaltimore, MD 212181134612617
  8. Karen Koch, CRNABaltimore, MD 212181588642508

Common questions

What is Tierney Marie O'Connell, CRNA's NPI number?

Tierney Marie O'Connell, CRNA's National Provider Identifier (NPI) is 1508195215, issued on Dec 9, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Tierney Marie O'Connell, CRNA located?

The NPPES record lists a practice address at 201 E University Pkwy, Baltimore, MD, 21218. Phone: (410) 299-2692. Providers update this record themselves, so call before visiting.

How can I verify Tierney Marie O'Connell, CRNA's license?

NPPES lists Maryland license number R170671, as entered by the provider. Search the Maryland 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.