Dr. Stewart Alexander Boyd, MD
- Medicare services, 2024
- 24,859
- Medicare patients, 2024
- 621
- Part D claims, 2024
- 1,364
- Publications
- 2
- Hospital affiliations
- 4
- Practice address
- 2510 Lakeland Drive, Flowood, MS 39232
- Practice phone
- Call (601) 354-1234
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
GI Associates & Endoscopy Center
Surgery Center - Medicare-Certified · Flowood, Mississippi
Find Dr. Boyd's professional email, personal email and mobile number
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Dr. Stewart Alexander Boyd is a gastroenterologist in Flowood, Mississippi
Dr. Boyd practices at GI Associates & Endoscopy Center in Flowood, Mississippi.
Dr. Boyd's NPI, 1194954578, was assigned on July 7, 2009. Dr. Boyd holds Mississippi license 21736.
- NPI
- 1194954578NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1658597430
- NPI enumeration date
- July 7, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (601) 354-1234
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stewart Alexander Boyd practices at GI Associates & Endoscopy Center in Flowood, Mississippi
Dr. Boyd's primary practice is GI Associates & Endoscopy Center, at 2510 Lakeland Drive, Flowood, MS 39232. The practice phone is (601) 354-1234.
- GI Associates & Endoscopy Center2510 Lakeland Drive, Flowood, MS 39232Phone(601) 354-1234
Source: Dmand AI Affiliation Data
Dr. Stewart Alexander Boyd is affiliated with 6 sites of care and 3 medical groups
Dr. Boyd's primary practice is GI Associates & Endoscopy Center in Flowood, Mississippi. Dr. Boyd is also affiliated with Merit Health River Oaks. The medical group on file is St. Dominic Medical Associates. Dmand AI also links Dr. Boyd to 3 more hospitals, 2 medical groups and 1 group practice or clinic, 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. Stewart Alexander Boyd's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Boyd practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| GI Associates & Endoscopy Center | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Stewart Alexander Boyd is one of 104 gastroenterologists in Mississippi
Gastroenterology is Dr. Boyd's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Boyd is licensed in Mississippi.
Specialties and state licenses
- Gastroenterology, MississippiPrimary
Gastroenterologists near Dr. Boyd
Counts of gastroenterologists 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. Stewart Alexander Boyd billed Medicare for 24,859 services in 2024
CMS data shows 24,859 Medicare services from Dr. Boyd across 32 procedure codes in 2024, for 621 Medicare patients. Medicare paid $549,560 for them.
Dr. Boyd's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 14,5262024: 23,41261%
- Office and hospital visits
- 2023: 1,5332024: 51866%
- Surgery
- 2023: 4392024: 4635%
- Tests and treatments
- 2023: 1652024: 26661%
- Lab and pathology
- 2023: 792024: 12558%
- Other services
- 2023: 492024: 4116%
- Imaging
- 2023: 212024: 3462%
Where Dr. Boyd's Medicare services took place, 2024
- In an office24,35698%
- In a facility5032%
Dr. Boyd compared with the Mississippi median for gastroenterologists, 2024
- Dr. Boyd
- Mississippi median
- Medicare services
- 24,859vs 1,15421.5 times
- Medicare patients
- 621vs 56210% above
- Part D claims
- 1,197vs 1,00419% above
Medians across 102 gastroenterologists in Mississippi with Dmand AI profiles that report each measure.
Dr. Boyd's most billed Medicare procedure codes, 2024
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. Boyd and other gastroenterologists in Mississippi.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stewart Alexander Boyd treated 621 Medicare patients in 2024, average age 73
CMS counts 621 Medicare patients who saw Dr. Boyd in 2024. The largest group is 65 to 74, with 298 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.52, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Boyd's median patient age at 57, with 53% women.
Dr. Boyd's Medicare patients by age, 2024
Dr. Boyd's Medicare patients by sex, 2024
- Women34556%
- Men27644%
Chronic conditions among Dr. Boyd's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Arthritis52%
- Diabetes34%
- Ischemic heart disease33%
- Anxiety32%
- Mood disorders31%
- Depression29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Boyd's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stewart Alexander Boyd wrote 1,364 Medicare Part D claims in 2024
In 2024, Dr. Boyd wrote 1,364 Medicare Part D claims for 539 patients. 86% of them were for generic drugs. CMS names the drug for 1,197 of them, across 19 drugs with 11 or more claims each, at $50,464 in total drug cost. In 2023, CMS named 1,124 claims across 16 drugs.
Dr. Boyd's Part D claims by kind of drug, 2024
- Generic1,168 claims86%
- Brand-name196 claims14%
Dr. Boyd's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Boyd's Part D claims, 2024
- Antibiotics5%71 of 1,364 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,1242024: 1,1976%
Drugs named by CMS: 19 in 2024, 16 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Stewart Alexander Boyd ranks in the 92nd percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Boyd accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 228 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Boyd, more than 92% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Boyd ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 92nd percentile228 procedures
- Colonoscopy
- 85th percentile124 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Stewart Alexander Boyd has 2 publications on record
Dmand AI links 2 papers to Dr. Boyd, published from 2012 to 2024. Dr. Boyd's most frequent co-authors are Thomas Lyman Abell, MD, Gabriel Mahasi Buluku and Ahtshamullah Chaudhry, MD.
Dr. Boyd's most frequent co-authors
- Thomas Lyman Abell, MD1 shared paper
- Gabriel Mahasi Buluku1 shared paper
- Ahtshamullah Chaudhry, MD1 shared paper
Recent publications by Dr. Boyd
See who Dr. Boyd researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Boyd works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Stewart Alexander Boyd received $6,811 in industry payments from 2016 to 2025
CMS Open Payments shows 188 general payments to Dr. Boyd from 30 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 85% of the total. Boston Scientific Corporation paid the most, $3,060.
General payments to Dr. Boyd by program year, 2016 to 2025
General payments to Dr. Boyd by kind, 2016 to 2025
- Food and beverage$5,75985%
- Travel and lodging$1,03915%
- Education$140%
Companies that paid Dr. Boyd the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Stewart Alexander Boyd'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Dr. Stewart Alexander Boyd
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. Stewart Alexander Boyd's NPI number?
Dr. Stewart Alexander Boyd's NPI number is 1194954578. It was assigned on July 7, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Stewart Alexander Boyd?
Dr. Stewart Alexander Boyd is a gastroenterologist in Flowood, Mississippi. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Stewart Alexander Boyd practice?
Dr. Boyd practices at 2510 Lakeland Drive, Flowood, MS 39232. Dr. Boyd's primary practice is GI Associates & Endoscopy Center in Flowood, Mississippi. Dmand AI also links Dr. Boyd to 3 hospitals, 2 medical groups and 1 group practice or clinic.
What is Dr. Stewart Alexander Boyd's office phone number?
The practice phone on file for Dr. Boyd is (601) 354-1234.
What is Dr. Stewart Alexander Boyd's medical license number?
Dr. Boyd holds Mississippi license 21736.
Which hospitals is Dr. Stewart Alexander Boyd affiliated with?
Dr. Boyd is affiliated with Merit Health River Oaks. Dmand AI links Dr. Boyd to 3 more hospitals.
What medical group is Dr. Stewart Alexander Boyd part of?
Dr. Boyd is linked to St. Dominic Medical Associates. Dmand AI links Dr. Boyd to 2 more medical groups.
Does Dr. Stewart Alexander Boyd accept Medicare?
Yes. CMS data shows Dr. Boyd billed Medicare for 24,859 services in 2024, and Dr. Boyd accepts Medicare assignment.
How many Medicare patients does Dr. Stewart Alexander Boyd see?
CMS counts 621 Medicare patients who saw Dr. Boyd in 2024, with an average age of 73.
What services does Dr. Stewart Alexander Boyd bill to Medicare?
In 2024, Dr. Boyd's most billed Medicare services were injected or infused drug (J3380), injected or infused drug (J1745) and surgery: heart and blood vessels (36415).
Show 5 more questionsShow fewer questions
What drugs does Dr. Stewart Alexander Boyd prescribe most?
In 2024 Medicare Part D data, Dr. Boyd's most prescribed drugs by claims were Omeprazole, Gavilyte-C and Pantoprazole Sodium.
Has Dr. Stewart Alexander Boyd received payments from drug or device companies?
CMS Open Payments shows $6,811 in general payments to Dr. Boyd from 30 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.
How long has Dr. Stewart Alexander Boyd been practicing?
Dr. Boyd graduated from medical school in 2009, 17 years ago.
Does Dr. Stewart Alexander Boyd do research?
Dmand AI links 2 publications to Dr. Boyd, published from 2012 to 2024.
Who does Dr. Stewart Alexander Boyd publish with?
Dr. Boyd's most frequent co-authors are Thomas Lyman Abell, MD (1 shared paper), Gabriel Mahasi Buluku (1 shared paper) and Ahtshamullah Chaudhry, MD (1 shared paper).
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