Dr. Mark Gregory Garbutt, MD
- Medicare services, 2022
- 129
- Part D claims, 2021
- 114
- Hospital affiliations
- 2
- Industry payments
- $1,012
- Medical groups
- 5
- Practice address
- 3330 Masonic Drive, Alexandria, LA 71301
- Practice phone
- Call (318) 487-1122
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Garbutt's professional email, personal email and mobile number
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Dr. Mark Gregory Garbutt is an internist in Alexandria, Louisiana
Dr. Garbutt practices at CHRISTUS St. Frances Cabrini Hospital in Alexandria, Louisiana, part of CHRISTUS Health.
Dr. Garbutt's NPI, 1861488793, was assigned on September 26, 2005. Dr. Garbutt graduated from Louisiana State University School of Medicine in New Orleans in 2001. Dr. Garbutt holds Louisiana license 15728R.
- NPI
- 1861488793NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961456777
- NPI enumeration date
- September 26, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (318) 487-1122
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Gregory Garbutt practices at CHRISTUS St. Frances Cabrini Hospital in Alexandria, Louisiana
Dr. Garbutt's primary practice is CHRISTUS St. Frances Cabrini Hospital, at 3330 Masonic Drive, Alexandria, LA 71301 in Rapides Parish. The practice phone is (318) 487-1122.
- CHRISTUS St. Frances Cabrini Hospital3330 Masonic Drive, Alexandria, LA 71301 · Rapides ParishPhone(318) 487-1122
Source: Dmand AI Affiliation Data
Dr. Mark Gregory Garbutt is affiliated with 2 sites of care and 5 medical groups
Dr. Garbutt's primary practice is CHRISTUS St. Frances Cabrini Hospital in Alexandria, Louisiana, part of CHRISTUS Health. Dr. Garbutt is also affiliated with Ochsner Lafayette General Medical Center. The medical group on file is Sound Physicians. Dmand AI also links Dr. Garbutt to 4 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark Gregory Garbutt's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Garbutt practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| CHRISTUS St. Frances Cabrini Hospital | Available with a free account |
| +1 more site and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Gregory Garbutt is one of 1,571 internists in Louisiana
Internal medicine is Dr. Garbutt's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Garbutt is licensed in Louisiana.
Specialties and state licenses
- Internal medicine, LouisianaPrimary
Internists near Dr. Garbutt
Counts of internists 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
Dr. Mark Gregory Garbutt billed Medicare for 129 services in 2022
CMS data shows 129 Medicare services from Dr. Garbutt across 4 procedure codes in 2022. Medicare paid $11,986 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Garbutt's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 1,3242022: 12990%
Dr. Garbutt compared with the Louisiana median for internists, 2022
- Dr. Garbutt
- Louisiana median
- Medicare services
- 129vs 42169% below
- Part D claims
- 114vs 40872% below
Medians across 1,561 internists in Louisiana with Dmand AI profiles that report each measure.
Dr. Garbutt's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Garbutt and other internists in Louisiana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Gregory Garbutt's patients have a median age of 64
Across all payers, Dmand AI patient panel data puts Dr. Garbutt's median patient age at 64, with 42% women.
Dr. Garbutt's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women42%
- Men58%
Source: Dmand AI Patient Panel Data
Dr. Mark Gregory Garbutt wrote 114 Medicare Part D claims in 2021
In 2021, Dr. Garbutt wrote 114 Medicare Part D claims. They cover 6 drugs, with $907 in total drug cost. In 2020, CMS named 77 claims across 5 drugs.
Dr. Garbutt's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 772021: 11448%
Drugs named by CMS: 6 in 2021, 5 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Mark Gregory Garbutt takes part in Medicare
Dr. Garbutt accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Mark Gregory Garbutt received $1,012 in industry payments from 2017 to 2025
CMS Open Payments shows 54 general payments to Dr. Garbutt from 18 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $217.
General payments to Dr. Garbutt by program year, 2017 to 2025
Companies that paid Dr. Garbutt the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark Gregory Garbutt graduated from Louisiana State University School of Medicine in New Orleans
Dr. Garbutt graduated from Louisiana State University School of Medicine in New Orleans in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark Gregory Garbutt'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Dr. Mark Gregory Garbutt
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Mark Gregory Garbutt's NPI number?
Dr. Mark Gregory Garbutt's NPI number is 1861488793. It was assigned on September 26, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Gregory Garbutt?
Dr. Mark Gregory Garbutt is an internist in Alexandria, Louisiana. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Mark Gregory Garbutt practice?
Dr. Garbutt practices at 3330 Masonic Drive, Alexandria, LA 71301. Dr. Garbutt's primary practice is CHRISTUS St. Frances Cabrini Hospital in Alexandria, Louisiana, part of CHRISTUS Health. Dmand AI also links Dr. Garbutt to 4 medical groups.
What is Dr. Mark Gregory Garbutt's office phone number?
The practice phone on file for Dr. Garbutt is (318) 487-1122.
What is Dr. Mark Gregory Garbutt's medical license number?
Dr. Garbutt holds Louisiana license 15728R.
Which hospitals is Dr. Mark Gregory Garbutt affiliated with?
Dr. Garbutt practices at CHRISTUS St. Frances Cabrini Hospital in Alexandria, Louisiana. Dr. Garbutt is also affiliated with Ochsner Lafayette General Medical Center.
What medical group is Dr. Mark Gregory Garbutt part of?
Dr. Garbutt is linked to Sound Physicians. Dmand AI links Dr. Garbutt to 4 more medical groups.
Does Dr. Mark Gregory Garbutt accept Medicare?
Yes. CMS data shows Dr. Garbutt billed Medicare for 129 services in 2022, and Dr. Garbutt accepts Medicare assignment.
What services does Dr. Mark Gregory Garbutt bill to Medicare?
In 2022, Dr. Garbutt's most billed Medicare services were hospital inpatient care (99233), critical care (99291) and hospital inpatient care (99239).
Where did Dr. Mark Gregory Garbutt go to medical school?
Dr. Garbutt graduated from Louisiana State University School of Medicine in New Orleans in 2001.
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What drugs does Dr. Mark Gregory Garbutt prescribe most?
In 2021 Medicare Part D data, Dr. Garbutt's most prescribed drugs by claims were Pantoprazole Sodium, Doxycycline Hyclate and Hydrocodone-Acetaminophen.
Has Dr. Mark Gregory Garbutt received payments from drug or device companies?
CMS Open Payments shows $1,012 in general payments to Dr. Garbutt from 18 companies from 2017 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Mark Gregory Garbutt been practicing?
Dr. Garbutt graduated from medical school in 2001, 25 years ago.
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