Mark Edward Hennessy, CRNA
Certified Registered Nurse Anesthetist · Pittsburgh, PA
Mark Edward Hennessy, CRNA is a certified registered nurse anesthetist with a practice address in Pittsburgh, Pennsylvania, and NPI 1184100620, issued on Jul 18, 2018. Check the license (Pennsylvania 121801, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark Edward Hennessy
- Credential
- CRNA
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License number
- 121801 PA
Self-reported in NPPES; status is on the state search - Practice location
- 4800 Friendship Ave, Pittsburgh, PA 15224
- Phone
- (412) 578-5323
- Enumerated
- Jul 18, 2018
- Record last updated
- Oct 12, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (412) 605-6424
- Medicare enrollment
- Enrolled (PECOS I20180920000110); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 4,822 in Pennsylvania → Look up another NPI →
Also registered at 4800 Friendship Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ali Abdullah, M.DCritical Care Medicine (Anesthesiology) Physician1316276579
- Alison Abiri, MDEmergency Medicine Physician1689685661
- Eric Acker, MDInternal Medicine Physician1205522869
- Diane Adams, CRNACertified Registered Nurse Anesthetist1619517141
- Lauri Adler, MDAnesthesiology Physician1780656025
- Robert Andra, CRNACertified Registered Nurse Anesthetist1336119569
Verify Mark Edward Hennessy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license 121801Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 93.8 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Allegheny ClinicNatrona Heights, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Edward Hennessy among 4,822 certified registered nurse anesthetist records in Pennsylvania
Mark Edward Hennessy, 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 2018, is newer than 76% of them.
- NPI issued2018 · 76% of these records are older, 21% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2018 · median 2012 among the 3,576 with a school on file
- Record last updated2020 · 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).
913 certified registered nurse anesthetist records list a practice address in Pittsburgh
They are 913 of the 28,866 NPPES records with a practice address in Pittsburgh, and 4,822 certified registered nurse anesthetist records in Pennsylvania.
All 4,822 in Pennsylvania → Every provider in Pittsburgh → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- Robert Andra, CRNAPittsburgh, PA 152241336119569
- Gail Bader, CRNAPittsburgh, PA 152241073585394
- Lisa Brienza, CRNAPittsburgh, PA 152241104899491
- Susan Clark, CRNAPittsburgh, PA 152241356314850
- Charlene Costanza, CRNAPittsburgh, PA 152241245203660
- Deborah Ferriero, CRNAPittsburgh, PA 152241629044243
- Tara Hardoby, CRNAPittsburgh, PA 152241386619724
- Todd Hrtyanski, CRNAPittsburgh, PA 152241376528307
Common questions
What is Mark Edward Hennessy, CRNA's NPI number?
Mark Edward Hennessy, CRNA's National Provider Identifier (NPI) is 1184100620, issued on Jul 18, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Mark Edward Hennessy, CRNA located?
The NPPES record lists a practice address at 4800 Friendship Ave, Pittsburgh, PA, 15224. Phone: (412) 578-5323. Providers update this record themselves, so call before visiting.
How can I verify Mark Edward Hennessy, CRNA's license?
NPPES lists Pennsylvania license number 121801, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
What is Mark Edward Hennessy, CRNA's MIPS final score?
The 2023 MIPS final score is 93.8 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.