NPPES file of Aug 9, 2026

William G. Marion, CRNA

Certified Registered Nurse Anesthetist · Philadelphia, PA

William G. Marion, CRNA is a certified registered nurse anesthetist with a practice address in Philadelphia, Pennsylvania, and NPI 1184620890, issued on Jun 27, 2005. Check the license (Pennsylvania RN-279543-L, as entered in NPPES) with the Pennsylvania 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
1184620890
Name
William G. Marion
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License number
RN-279543-L PA
Self-reported in NPPES; status is on the state search
Practice location
2301 E Allegheny Ave, Philadelphia, PA 19134
Phone
(215) 291-3000
Enumerated
Jun 27, 2005
Record last updated
Jun 30, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20040810001211); 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 2301 E Allegheny Ave

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

  1. Esi AdadzewahStudent in an Organized Health Care Education/Training Program1538085741
  2. William Adams, CRNACertified Registered Nurse Anesthetist1962408641
  3. Kripa AgarwalStudent in an Organized Health Care Education/Training Program1366297566
  4. Fadeke Ajayi, M.D.Obstetrics & Gynecology Physician1669608691
  5. William Beatie, MDSpecialist1215124599
  6. Dorothy Bloy, MDEmergency Medicine Physician1518131317

Verify William G. Marion in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
    Search for license RN-279543-L
    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 Pennsylvania 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. North American Partners IN Anesthesia, Pennsylvania , LLCEast Stoudsburg, PA

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

William G. Marion among 4,822 certified registered nurse anesthetist records in Pennsylvania

William G. Marion, CRNA is one of 4,822 certified registered nurse anesthetist records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 90% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated1992 · median 2012 among the 3,576 with a school on file
  • Record last updated2015 · 59% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

710 certified registered nurse anesthetist records list a practice address in Philadelphia

They are 710 of the 42,849 NPPES records with a practice address in Philadelphia, and 4,822 certified registered nurse anesthetist records in Pennsylvania.

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

  1. William Adams, CRNAPhiladelphia, PA 191341962408641
  2. Jennifer Babia-Espiritu, CRNAPhiladelphia, PA 191341205800505
  3. Dawn Bent, CRNAPhiladelphia, PA 191341881648954
  4. Patricia Brader, CRNAPhiladelphia, PA 191341275518748
  5. Mary Bryant, CRNAPhiladelphia, PA 191341477559151
  6. Donna Burns, CRNAPhiladelphia, PA 191341093711772
  7. Joanne Chilton, CRNAPhiladelphia, PA 191341578569307
  8. Ethyl Davis, CRNAPhiladelphia, PA 191341417923368

Common questions

What is William G. Marion, CRNA's NPI number?

William G. Marion, CRNA's National Provider Identifier (NPI) is 1184620890, issued on Jun 27, 2005. An NPI identifies a provider in billing; it is not a license.

Where is William G. Marion, CRNA located?

The NPPES record lists a practice address at 2301 E Allegheny Ave, Philadelphia, PA, 19134. Phone: (215) 291-3000. Providers update this record themselves, so call before visiting.

How can I verify William G. Marion, CRNA's license?

NPPES lists Pennsylvania license number RN-279543-L, as entered by the provider. Search the Pennsylvania 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.