Dr. Mary Katherine Rude, MD
- Medicare services, 2024
- 184
- Medicare patients, 2024
- 128
- Part D claims, 2024
- 731
- Publications
- 6
- Hospital affiliations
- 1
- Practice address
- 4301 West Markham Street Mail Slot 612, Little Rock, AR 72205
- Practice phone
- Call (501) 686-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Rude'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.
Dr. Mary Katherine Rude is a gastroenterologist in Little Rock, Arkansas
Dr. Rude practices at UAMS Medical Center in Little Rock, Arkansas, part of University of Arkansas for Medical Sciences.
Dr. Rude's NPI, 1376706978, was assigned on July 3, 2008. Dr. Rude graduated from University of Virginia School of Medicine in 2008. Dr. Rude holds Arkansas license E-9289.
- NPI
- 1376706978NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7911121744
- NPI enumeration date
- July 3, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (501) 686-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mary Katherine Rude practices at UAMS Medical Center in Little Rock, Arkansas
Dr. Rude's primary practice is UAMS Medical Center, at 4301 West Markham Street Mail Slot 612, Little Rock, AR 72205 in Pulaski County. The practice phone is (501) 686-5000.
- UAMS Medical Center4301 West Markham Street Mail Slot 612, Little Rock, AR 72205 · Pulaski CountyPhone(501) 686-5000
Source: Dmand AI Affiliation Data
Dr. Mary Katherine Rude is affiliated with 1 site of care and 2 medical groups
Dr. Rude's primary practice is UAMS Medical Center in Little Rock, Arkansas, part of University of Arkansas for Medical Sciences. The medical group on file is UAMS - University of Arkansas for Medical Sciences. Dmand AI also links Dr. Rude to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mary Katherine Rude's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rude practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UAMS Medical Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Mary Katherine Rude is one of 116 gastroenterologists in Arkansas
Gastroenterology is Dr. Rude's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Rude is licensed in Arkansas.
Specialties and state licenses
- Gastroenterology, ArkansasPrimary
Gastroenterologists near Dr. Rude
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. Mary Katherine Rude billed Medicare for 184 services in 2024
CMS data shows 184 Medicare services from Dr. Rude across 5 procedure codes in 2024, for 128 Medicare patients. Medicare paid $10,691 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Rude's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 472024: 105123%
- Surgery
- 2023: 692024: 681%
- Tests and treatments
- 2023: 02024: 11
Dr. Rude compared with the Arkansas median for gastroenterologists, 2024
- Dr. Rude
- Arkansas median
- Medicare services
- 184vs 61970% below
- Medicare patients
- 128vs 38567% below
- Part D claims
- 585vs 560Close to median
Medians across 117 gastroenterologists in Arkansas with Dmand AI profiles that report each measure.
Dr. Rude'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. Rude and other gastroenterologists in Arkansas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mary Katherine Rude treated 128 Medicare patients in 2024, average age 67
CMS counts 128 Medicare patients who saw Dr. Rude in 2024. The largest group is 65 to 74, with 71 patients. 75% of them have high blood pressure, and 54% have diabetes. 20% are also on Medicaid. Their average risk score is 2.17, 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. Rude's median patient age at 62, with 49% women.
Dr. Rude's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Rude's Medicare patients by sex, 2024
- Women7155%
- Men5745%
Chronic conditions among Dr. Rude's Medicare patients, 2024
- High blood pressure75%
- Diabetes54%
- High cholesterol54%
- Chronic kidney disease45%
- Arthritis39%
- Mood disorders34%
- Depression31%
- Ischemic heart disease31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rude's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women49%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mary Katherine Rude wrote 731 Medicare Part D claims in 2024
In 2024, Dr. Rude wrote 731 Medicare Part D claims for 107 patients. 94% of them were for generic drugs. CMS names the drug for 585 of them, across 18 drugs with 11 or more claims each, at $56,886 in total drug cost. In 2023, CMS named 653 claims across 20 drugs.
Dr. Rude's Part D claims by kind of drug, 2024
- Generic685 claims94%
- Brand-name and other46 claims6%
Dr. Rude'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. Rude's Part D claims, 2024
- Antibiotics2%16 of 731 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: 6532024: 58510%
Drugs named by CMS: 18 in 2024, 20 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. Mary Katherine Rude ranks in the 50th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Rude accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 20 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Rude, more than 50% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Rude ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 50th percentile20 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Mary Katherine Rude has 6 publications on record
Dmand AI links 6 papers to Dr. Rude, published from 2014 to 2023. The most frequent topics are Liver Transplantation. Dr. Rude's most frequent co-authors are Adil Abubaker Abdalla, MD, Gary Barone, MD and Sushma Bhusal, MD.
Dr. Rude's papers by year, 2014 to 2023
Topics Dr. Rude writes about most
- Liver Transplantation
Dr. Rude's most frequent co-authors
Recent publications by Dr. Rude
See who Dr. Rude researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Rude 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. Mary Katherine Rude received $105 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Rude from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Madrigal Pharmaceuticals paid the most, $105.
Companies that paid Dr. Rude the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mary Katherine Rude graduated from University of Virginia School of Medicine
Dr. Rude graduated from University of Virginia School of Medicine in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mary Katherine Rude'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) |
| 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. Mary Katherine Rude
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. Mary Katherine Rude's NPI number?
Dr. Mary Katherine Rude's NPI number is 1376706978. It was assigned on July 3, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Mary Katherine Rude?
Dr. Mary Katherine Rude is a gastroenterologist in Little Rock, Arkansas. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Mary Katherine Rude practice?
Dr. Rude practices at 4301 West Markham Street Mail Slot 612, Little Rock, AR 72205. Dr. Rude's primary practice is UAMS Medical Center in Little Rock, Arkansas, part of University of Arkansas for Medical Sciences. Dmand AI also links Dr. Rude to 1 medical group.
What is Dr. Mary Katherine Rude's office phone number?
The practice phone on file for Dr. Rude is (501) 686-5000.
What is Dr. Mary Katherine Rude's medical license number?
Dr. Rude holds Arkansas license E-9289.
Which hospitals is Dr. Mary Katherine Rude affiliated with?
Dr. Rude practices at UAMS Medical Center in Little Rock, Arkansas.
What medical group is Dr. Mary Katherine Rude part of?
Dr. Rude is linked to UAMS - University of Arkansas for Medical Sciences. Dmand AI links Dr. Rude to 1 more medical group.
Does Dr. Mary Katherine Rude accept Medicare?
Yes. CMS data shows Dr. Rude billed Medicare for 184 services in 2024, and Dr. Rude accepts Medicare assignment.
How many Medicare patients does Dr. Mary Katherine Rude see?
CMS counts 128 Medicare patients who saw Dr. Rude in 2024, with an average age of 67.
What services does Dr. Mary Katherine Rude bill to Medicare?
In 2024, Dr. Rude's most billed Medicare services were surgery: digestive system (49083), hospital inpatient care (99231) and office visit, established patient (99214).
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Where did Dr. Mary Katherine Rude go to medical school?
Dr. Rude graduated from University of Virginia School of Medicine in 2008.
What drugs does Dr. Mary Katherine Rude prescribe most?
In 2024 Medicare Part D data, Dr. Rude's most prescribed drugs by claims were Tacrolimus, Ursodiol and Mycophenolate Mofetil.
Has Dr. Mary Katherine Rude received payments from drug or device companies?
CMS Open Payments shows $105 in general payments to Dr. Rude from 1 company from 2025 to 2025. The largest total came from Madrigal Pharmaceuticals.
How long has Dr. Mary Katherine Rude been practicing?
Dr. Rude graduated from medical school in 2008, 18 years ago.
Does Dr. Mary Katherine Rude do research?
Dmand AI links 6 publications to Dr. Rude, published from 2014 to 2023.
Who does Dr. Mary Katherine Rude publish with?
Dr. Rude's most frequent co-authors are Adil Abubaker Abdalla, MD (1 shared paper), Gary Barone, MD (1 shared paper) and Sushma Bhusal, MD (1 shared paper).
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