Dr. Michael D. Obrien, MD
- Medicare services, 2024
- 764
- Medicare patients, 2024
- 455
- Part D claims, 2024
- 1,288
- Hospital affiliations
- 2
- Industry payments
- $1,675
- Practice address
- 1378 Nw 124th Street, Suite 100, Clive, IA 50325
- Practice phone
- Call (515) 288-6097
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Iowa Endoscopy Center
Surgery Center - Medicare-Certified · Clive, Iowa
Find Dr. Obrien'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. Michael D. Obrien is a gastroenterologist in Clive, Iowa
Dr. Obrien practices at Iowa Endoscopy Center in Clive, Iowa.
Dr. Obrien's NPI, 1295793420, was assigned on May 4, 2006. Dr. Obrien graduated from Tulane University School of Medicine in 1989. Dr. Obrien holds Iowa license 30471.
- NPI
- 1295793420NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3072411073
- NPI enumeration date
- May 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (515) 288-6097
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael D. Obrien practices at Iowa Endoscopy Center in Clive, Iowa
Dr. Obrien's primary practice is Iowa Endoscopy Center, at 1378 Nw 124th Street, Suite 100, Clive, IA 50325. The practice phone is (515) 288-6097.
- Iowa Endoscopy Center1378 Nw 124th Street, Suite 100, Clive, IA 50325Phone(515) 288-6097
Source: Dmand AI Affiliation Data
Dr. Michael D. Obrien is affiliated with 4 sites of care and 2 medical groups
Dr. Obrien's primary practice is Iowa Endoscopy Center in Clive, Iowa. Dr. Obrien is also affiliated with UnityPoint Health - Iowa Methodist Medical Center. The medical group on file is Iowa Digestive Disease Center. Dmand AI also links Dr. Obrien to 1 more hospital, 1 group practice or clinic and 1 medical group, 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. Michael D. Obrien's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Obrien practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Iowa Endoscopy Center | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael D. Obrien is one of 113 gastroenterologists in Iowa
Gastroenterology is Dr. Obrien's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Obrien is licensed in Iowa.
Specialties and state licenses
- Gastroenterology, IowaPrimary
Gastroenterologists near Dr. Obrien
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. Michael D. Obrien billed Medicare for 764 services in 2024
CMS data shows 764 Medicare services from Dr. Obrien across 13 procedure codes in 2024, for 455 Medicare patients. Medicare paid $69,415 for them.
Dr. Obrien's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 1,2822024: 32874%
- Surgery
- 2023: 2672024: 32120%
- Office and hospital visits
- 2023: 1132024: 9516%
- Tests and treatments
- 2023: 232024: 2013%
Where Dr. Obrien's Medicare services took place, 2024
- In an office11515%
- In a facility64985%
Dr. Obrien compared with the Iowa median for gastroenterologists, 2024
- Dr. Obrien
- Iowa median
- Medicare services
- 764vs 51349% above
- Medicare patients
- 455vs 35030% above
- Part D claims
- 1,153vs 3903.0 times
Medians across 118 gastroenterologists in Iowa with Dmand AI profiles that report each measure.
Dr. Obrien'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. Obrien and other gastroenterologists in Iowa.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael D. Obrien treated 455 Medicare patients in 2024, average age 72
CMS counts 455 Medicare patients who saw Dr. Obrien in 2024. The largest group is 65 to 74, with 261 patients. 75% of them have high cholesterol, and 67% have high blood pressure. 7% are also on Medicaid. Their average risk score is 1.11, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Obrien's median patient age at 58, with 54% women.
Dr. Obrien's Medicare patients by age, 2024
Dr. Obrien's Medicare patients by sex, 2024
- Women22549%
- Men23051%
Chronic conditions among Dr. Obrien's Medicare patients, 2024
- High cholesterol75%
- High blood pressure67%
- Arthritis39%
- Ischemic heart disease25%
- Mood disorders24%
- Depression22%
- Anxiety21%
- Chronic kidney disease21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Obrien's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women54%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael D. Obrien wrote 1,288 Medicare Part D claims in 2024
In 2024, Dr. Obrien wrote 1,288 Medicare Part D claims for 425 patients. 90% of them were for generic drugs. CMS names the drug for 1,153 of them, across 17 drugs with 11 or more claims each, at $542,115 in total drug cost. In 2023, CMS named 934 claims across 17 drugs.
Dr. Obrien's Part D claims by kind of drug, 2024
- Generic1,163 claims90%
- Brand-name and other125 claims10%
Dr. Obrien'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. Obrien's Part D claims, 2024
- Antibiotics1%17 of 1,288 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: 9342024: 1,15323%
Drugs named by CMS: 17 in 2024, 17 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. Michael D. Obrien ranks in the 94th percentile for colonoscopy in Medicare
Dr. Obrien accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 204 procedures of colonoscopy by Dr. Obrien, more than 94% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Obrien ranks in Medicare procedure volume
- Colonoscopy
- 94th percentile204 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 90th percentile194 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. Michael D. Obrien received $1,675 in industry payments from 2016 to 2025
CMS Open Payments shows 89 general payments to Dr. Obrien from 17 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $630.
General payments to Dr. Obrien by program year, 2016 to 2025
Companies that paid Dr. Obrien the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael D. Obrien graduated from Tulane University School of Medicine
Dr. Obrien graduated from Tulane University School of Medicine in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael D. Obrien'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) |
| 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. Michael D. Obrien
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. Michael D. Obrien's NPI number?
Dr. Michael D. Obrien's NPI number is 1295793420. It was assigned on May 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael D. Obrien?
Dr. Michael D. Obrien is a gastroenterologist in Clive, Iowa. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Michael D. Obrien practice?
Dr. Obrien practices at 1378 Nw 124th Street, Suite 100, Clive, IA 50325. Dr. Obrien's primary practice is Iowa Endoscopy Center in Clive, Iowa. Dmand AI also links Dr. Obrien to 1 hospital, 1 group practice or clinic and 1 medical group.
What is Dr. Michael D. Obrien's office phone number?
The practice phone on file for Dr. Obrien is (515) 288-6097.
What is Dr. Michael D. Obrien's medical license number?
Dr. Obrien holds Iowa license 30471.
Which hospitals is Dr. Michael D. Obrien affiliated with?
Dr. Obrien is affiliated with UnityPoint Health - Iowa Methodist Medical Center. Dmand AI links Dr. Obrien to 1 more hospital.
What medical group is Dr. Michael D. Obrien part of?
Dr. Obrien is linked to Iowa Digestive Disease Center. Dmand AI links Dr. Obrien to 1 more medical group.
Does Dr. Michael D. Obrien accept Medicare?
Yes. CMS data shows Dr. Obrien billed Medicare for 764 services in 2024, and Dr. Obrien accepts Medicare assignment.
How many Medicare patients does Dr. Michael D. Obrien see?
CMS counts 455 Medicare patients who saw Dr. Obrien in 2024, with an average age of 72.
What services does Dr. Michael D. Obrien bill to Medicare?
In 2024, Dr. Obrien's most billed Medicare services were medicare service (G0500), surgery: digestive system (45385) and surgery: digestive system (43239).
Show 4 more questionsShow fewer questions
Where did Dr. Michael D. Obrien go to medical school?
Dr. Obrien graduated from Tulane University School of Medicine in 1989.
What drugs does Dr. Michael D. Obrien prescribe most?
In 2024 Medicare Part D data, Dr. Obrien's most prescribed drugs by claims were Omeprazole, Ondansetron HCl and Pantoprazole Sodium.
Has Dr. Michael D. Obrien received payments from drug or device companies?
CMS Open Payments shows $1,675 in general payments to Dr. Obrien from 17 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Michael D. Obrien been practicing?
Dr. Obrien graduated from medical school in 1989, 37 years ago.
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