Dr. Adel Dimassi, MD
- Medicare services, 2024
- 206
- Medicare patients, 2024
- 120
- Part D claims, 2024
- 977
- Industry payments
- $1,496
- Affiliated sites
- 3
- Practice address
- 201 South Market Street, Ottumwa, IA 52501
- Practice phone
- Call (641) 683-5773
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
River Hills Community Health Center - Ottumwa (S Market St)
FQHC - Main Site · Ottumwa, Iowa
Find Dr. Dimassi's professional email, personal email and mobile number
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Dr. Adel Dimassi is an internist in Ottumwa, Iowa
Dr. Dimassi practices at River Hills Community Health Center - Ottumwa (S Market St) in Ottumwa, Iowa.
Dr. Dimassi's NPI, 1538781935, was assigned on May 8, 2020. Dr. Dimassi holds Kentucky license 38336.
- NPI
- 1538781935NPI Registry (opens in a new tab)
- NPI enumeration date
- May 8, 2020
- NPI status
- Active
- Practice phone
- (641) 683-5773
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Adel Dimassi practices at River Hills Community Health Center - Ottumwa (S Market St) in Ottumwa, Iowa
Dr. Dimassi's primary practice is River Hills Community Health Center - Ottumwa (S Market St), at 201 South Market Street, Ottumwa, IA 52501 in Wapello County. The practice phone is (641) 683-5773.
- River Hills Community Health Center - Ottumwa (S Market St)201 South Market Street, Ottumwa, IA 52501 · Wapello CountyPhone(641) 683-5773
Source: Dmand AI Affiliation Data
Dr. Adel Dimassi is affiliated with 3 sites of care
Dr. Dimassi's primary practice is River Hills Community Health Center - Ottumwa (S Market St) in Ottumwa, Iowa. Dmand AI also links Dr. Dimassi to 1 behavioral health center and 1 community health center, each named with a free account. Dr. Dimassi's employer is on file too: a community health center (fqhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Adel Dimassi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dimassi practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| River Hills Community Health Center - Ottumwa (S Market St) | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Adel Dimassi is one of 726 internists in Iowa
Internal medicine is Dr. Dimassi's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Dimassi's licenses on file in 3 states: Kentucky, Indiana and Minnesota.
Specialties and state licenses
- Internal medicine, KentuckyPrimary
- Hospitalist, Indiana
- Minnesota license
Internists near Dr. Dimassi
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. Adel Dimassi billed Medicare for 206 services in 2024
CMS data shows 206 Medicare services from Dr. Dimassi across 2 procedure codes in 2024, for 120 Medicare patients. Medicare paid $17,629 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Dimassi's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 02024: 206
- Lab and pathology
- 2023: 372024: 0100%
Dr. Dimassi compared with the Iowa median for internists, 2024
- Dr. Dimassi
- Iowa median
- Medicare services
- 206vs 57464% below
- Medicare patients
- 120vs 26054% below
- Part D claims
- 536vs 1673.2 times
Medians across 689 internists in Iowa with Dmand AI profiles that report each measure.
Dr. Dimassi'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Adel Dimassi treated 120 Medicare patients in 2024, average age 74
CMS counts 120 Medicare patients who saw Dr. Dimassi in 2024. The largest group is 75 to 84, with 44 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 2.48, 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. Dimassi's median patient age at 52, with 44% women.
Dr. Dimassi's Medicare patients by age, 2024
Dr. Dimassi's Medicare patients by sex, 2024
- Women6453%
- Men5647%
Chronic conditions among Dr. Dimassi's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis71%
- Anxiety53%
- Mood disorders53%
- Depression51%
- Ischemic heart disease50%
- Chronic kidney disease48%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dimassi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women44%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Adel Dimassi wrote 977 Medicare Part D claims in 2024
In 2024, Dr. Dimassi wrote 977 Medicare Part D claims for 181 patients. 85% of them were for generic drugs. CMS names the drug for 536 of them, across 23 drugs with 11 or more claims each, at $34,612 in total drug cost. In 2023, CMS named 129 claims across 9 drugs.
Dr. Dimassi's Part D claims by kind of drug, 2024
- Generic832 claims85%
- Brand-name and other145 claims15%
Dr. Dimassi'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. Dimassi's Part D claims, 2024
- Opioids4%41 of 977 claims
- Antibiotics5%50 of 977 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: 1292024: 536316%
Drugs named by CMS: 23 in 2024, 9 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
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Dr. Adel Dimassi received $1,496 in industry payments from 2021 to 2025
CMS Open Payments shows 66 general payments to Dr. Dimassi from 19 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $292.
General payments to Dr. Dimassi by program year, 2021 to 2025
Companies that paid Dr. Dimassi the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Adel Dimassi'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) |
| 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. Adel Dimassi
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. Adel Dimassi's NPI number?
Dr. Adel Dimassi's NPI number is 1538781935. It was assigned on May 8, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Adel Dimassi?
Dr. Adel Dimassi is an internist in Ottumwa, Iowa. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Adel Dimassi practice?
Dr. Dimassi practices at 201 South Market Street, Ottumwa, IA 52501. Dr. Dimassi's primary practice is River Hills Community Health Center - Ottumwa (S Market St) in Ottumwa, Iowa. Dmand AI also links Dr. Dimassi to 1 behavioral health center and 1 community health center.
What is Dr. Adel Dimassi's office phone number?
The practice phone on file for Dr. Dimassi is (641) 683-5773.
What is Dr. Adel Dimassi's medical license number?
Dr. Dimassi holds Kentucky license 38336, one of the licenses on file in 3 states.
Which states has Dr. Adel Dimassi been licensed in?
Dmand AI has state licenses on file for Dr. Dimassi in Kentucky, Indiana and Minnesota.
Does Dr. Adel Dimassi accept Medicare?
Yes. CMS data shows Dr. Dimassi billed Medicare for 206 services in 2024.
How many Medicare patients does Dr. Adel Dimassi see?
CMS counts 120 Medicare patients who saw Dr. Dimassi in 2024, with an average age of 74.
What services does Dr. Adel Dimassi bill to Medicare?
In 2024, Dr. Dimassi's most billed Medicare services were hospital inpatient care (99233) and hospital inpatient care (99239).
What drugs does Dr. Adel Dimassi prescribe most?
In 2024 Medicare Part D data, Dr. Dimassi's most prescribed drugs by claims were Atorvastatin Calcium, Furosemide and Amlodipine Besylate.
Has Dr. Adel Dimassi received payments from drug or device companies?
CMS Open Payments shows $1,496 in general payments to Dr. Dimassi from 19 companies from 2021 to 2025. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Dr. Adel Dimassi been practicing?
Dr. Dimassi graduated from medical school in 1998, 28 years ago.
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