Mark Gregory Busby, CRNA
Certified Registered Nurse Anesthetist · Marion, IL
Mark Gregory Busby, CRNA is a certified registered nurse anesthetist with a practice address in Marion, Illinois, and NPI 1679510739, issued on May 31, 2006. Check the license (Illinois 209004181, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark Gregory Busby
- Credential
- CRNA
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License number
- 209004181 IL
Self-reported in NPPES; status is on the state search - Practice location
- 2401 W Main St, Marion, IL 62959
- Phone
- (618) 997-5311
- Enumerated
- May 31, 2006
- Record last updated
- Apr 25, 2025
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 2,444 in Illinois → Look up another NPI →
Also registered at 2401 W Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shawna Adams, NPFamily Nurse Practitioner1770242109
- Deborah Alcorn, LCSWClinical Social Worker1447448220
- Shabia Alimohamed-Janmohamed, PH.DPsychologist1922302488
- Barbara AlvisOther Technician1780383349
- Ashley Amberger, LCSWClinical Social Worker1912605684
- Lanita AmesRegistered Nurse1326734823
Verify Mark Gregory Busby in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209004181Check 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 practice group's MIPS final score for 2023 (Medicare payment program): 85.7 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $21.34
1 payment: food and beverage; the largest payer was Merck Sharp & Dohme LLC. 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Mark Gregory Busby among 2,444 certified registered nurse anesthetist records in Illinois
Mark Gregory Busby, CRNA is one of 2,444 certified registered nurse anesthetist records with a practice address in Illinois. 82% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 73% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 79% of these records are
- Record last updated2025 · 48% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 certified registered nurse anesthetist records list a practice address in Marion
They are 17 of the 1,171 NPPES records with a practice address in Marion, and 2,444 certified registered nurse anesthetist records in Illinois.
All 2,444 in Illinois → Every provider in Marion → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- David Blue, CRNAMarion, IL 629591013230119
- Angela Buss, CRNAMarion, IL 629591568791408
- Colleen Carruthers, CRNAMarion, IL 629591730131699
- Rodney Finch, CRNAMarion, IL 629591750481263
- Karen Harbal, CRNAMarion, IL 629591316031180
- Chris Holifield, CRNAMarion, IL 629591861640435
- Kent Kosmatka, C.R.N.A.Marion, IL 629591891771770
- Laura Reedy, CRNAMarion, IL 629591982795043
Common questions
What is Mark Gregory Busby, CRNA's NPI number?
Mark Gregory Busby, CRNA's National Provider Identifier (NPI) is 1679510739, issued on May 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Gregory Busby, CRNA located?
The NPPES record lists a practice address at 2401 W Main St, Marion, IL, 62959. Phone: (618) 997-5311. Providers update this record themselves, so call before visiting.
How can I verify Mark Gregory Busby, CRNA's license?
NPPES lists Illinois license number 209004181, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
What is Mark Gregory Busby, CRNA's MIPS final score?
The 2023 MIPS final score is 85.7 of 100, reported for the practice group. 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.