NPPES file of Aug 9, 2026

Mark Hessler, CRNA

Certified Registered Nurse Anesthetist · Sacramento, CA

Mark Hessler, CRNA is a certified registered nurse anesthetist with a practice address in Sacramento, California, and NPI 1902445513, issued on Dec 30, 2019. Check the license (California 95001590, as entered in NPPES) with the California 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
1902445513
Name
Mark Hessler
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License numbers
95001590 CA
041-451704 IL
209020793 IL
Self-reported in NPPES; status is on the state search
Practice location
7500 Hospital Dr, Sacramento, CA 95823
Phone
(916) 423-3000
Enumerated
Dec 30, 2019
Record last updated
Sep 29, 2022
Medicare enrollment
Enrolled (PECOS I20210923000493); accepts Medicare assignment
Medical or professional school
Rush Medical College Of Rush University, 2019
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.
Download card Updates feed

8 nearest certified registered nurse anesthetist records → All 2,943 in California → Look up another NPI →

Also registered at 7500 Hospital Dr

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

  1. Gaurav Aggarwal, MDHospitalist Physician1619937521
  2. Amna Ahmad, M.D.Hospitalist Physician1205131422
  3. Steven Axten, PA-CPhysician Assistant1932505260
  4. Maleana BarnettCertified Registered Nurse Anesthetist1578132478
  5. Dwaine Bobo, MDAnesthesiology Physician1730267642
  6. Denise Bragg, PHARM.D.Pharmacist1073208955

Verify Mark Hessler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 95001590    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 California 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through one group practice

  1. EL Camino AnesthesiaLos Gatos, CA

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

Mark Hessler among 2,943 certified registered nurse anesthetist records in California

Mark Hessler, CRNA is one of 2,943 certified registered nurse anesthetist records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 70% of them.

  • NPI issued2019 · 70% of these records are older, 25% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2019 · median 2016 among the 2,089 with a school on file
  • Record last updated2022 · 51% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Certified Registered Nurse Anesthetist providers in California

There are 2,943 certified registered nurse anesthetist records in California.

All 2,943 in California → Every provider in Sacramento → Certified Registered Nurse Anesthetist nationwide →

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

  1. Ronny AncogSacramento, CA 958231306908959
  2. Jane Blum, CRNASacramento, CA 958231851452759
  3. Judith Dolan, CRNASacramento, CA 958231821023847
  4. Kelley Gardner, CRNASacramento, CA 958231366493140
  5. Elaine Gromofsky, CRNASacramento, CA 958231467498550
  6. Deborah Haight, CRNASacramento, CA 958231962563262
  7. Hilary Leon, CRNASacramento, CA 958231477614006
  8. Patrick McCulley, CRNASacramento, CA 958231609812429

Common questions

What is Mark Hessler, CRNA's NPI number?

Mark Hessler, CRNA's National Provider Identifier (NPI) is 1902445513, issued on Dec 30, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Mark Hessler, CRNA located?

The NPPES record lists a practice address at 7500 Hospital Dr, Sacramento, CA, 95823. Phone: (916) 423-3000. Providers update this record themselves, so call before visiting.

How can I verify Mark Hessler, CRNA's license?

NPPES lists California license number 95001590, as entered by the provider. Search the California 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.