Mark Gregory Busby, CRNA
- Medicare patients, 2024
- 127
- Hospital affiliations
- 2
- Industry payments
- $19
- Medical groups
- 3
- Year NPI issued
- 2006
- Practice address
- 2401 W Main St, Marion, IL 62959
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Marion Il VA Medical Center
Marion, Illinois
Find Mark Busby's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Mark Gregory Busby is a nurse anesthetist in Marion, Illinois
Mark Busby practices at Marion Il VA Medical Center in Marion, Illinois.
Mark Busby's NPI, 1679510739, was assigned on May 31, 2006.
- NPI
- 1679510739NPI Registry (opens in a new tab)
- NPI enumeration date
- May 31, 2006
- NPI status
- Active
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Mark Gregory Busby practices at Marion Il VA Medical Center in Marion, Illinois
Mark Busby's primary practice is Marion Il VA Medical Center, at 2401 W Main St, Marion, IL 62959 in Williamson County.
- Marion Il VA Medical Center2401 W Main St, Marion, IL 62959 · Williamson County
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Mark Gregory Busby is affiliated with 3 sites of care and 3 medical groups
Mark Busby's primary practice is Marion Il VA Medical Center in Marion, Illinois. Mark Busby is also affiliated with SIH Memorial Hospital of Carbondale. The medical group on file is Southern Illinois Healthcare (SIH). Dmand AI also links Mark Busby to 1 more hospital and 2 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Mark Gregory Busby's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Busby practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Marion Il VA Medical Center | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Mark Gregory Busby is one of 2,003 nurse anesthetists in Illinois
Nurse anesthetist, certified registered is Mark Busby's primary specialty in the NPI Registry, under taxonomy code 367500000X.
Specialties and state licenses
- Certified registered nurse anesthetistPrimary
Nurse anesthetists near Mark Busby
Counts of nurse anesthetists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Mark Gregory Busby treated 127 Medicare patients in 2024, average age 72
CMS counts 127 Medicare patients who saw Mark Busby in 2024. The largest group is 65 to 74, with 62 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 28% are also on Medicaid. Their average risk score is 1.43, where 1.00 is the Medicare average.
Mark Busby's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Mark Busby's Medicare patients by sex, 2024
- Women7156%
- Men5644%
Chronic conditions among Mark Busby's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis67%
- Diabetes46%
- Anxiety39%
- COPD30%
- Ischemic heart disease29%
- Heart failure28%
Share of Medicare patients with each condition. A patient can have several.
Source: Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mark Gregory Busby received $19 in industry payments in 2025
CMS Open Payments shows 1 general payment to Mark Busby from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $19.
Companies that paid Mark Busby the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Mark Gregory Busby's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Medicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Mark Gregory Busby
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mark Gregory Busby's NPI number?
Mark Gregory Busby's NPI number is 1679510739. It was assigned on May 31, 2006, and it is active in the NPI Registry.
What does Mark Gregory Busby specialize in?
Mark Gregory Busby is a nurse anesthetist in Marion, Illinois. The primary specialty in the NPI Registry is Certified Registered Nurse Anesthetist (taxonomy code 367500000X).
Where does Mark Gregory Busby practice?
Mark Busby practices at 2401 W Main St, Marion, IL 62959. Mark Busby's primary practice is Marion Il VA Medical Center in Marion, Illinois. Dmand AI also links Mark Busby to 1 hospital and 2 medical groups.
Which hospitals is Mark Gregory Busby affiliated with?
Mark Busby is affiliated with SIH Memorial Hospital of Carbondale. Dmand AI links Mark Busby to 1 more hospital.
What medical group is Mark Gregory Busby part of?
Mark Busby is linked to Southern Illinois Healthcare (SIH). Dmand AI links Mark Busby to 2 more medical groups.
How many Medicare patients does Mark Gregory Busby see?
CMS counts 127 Medicare patients who saw Mark Busby in 2024, with an average age of 72.
Has Mark Gregory Busby received payments from drug or device companies?
CMS Open Payments shows $19 in general payments to Mark Busby from 1 company from 2025 to 2025. The largest total came from Medtronic, Inc.
How long has Mark Gregory Busby been practicing?
Mark Busby's NPI was assigned in 2006.
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