Dr. Rolando Daniel Breier, MD
- Medicare services, 2024
- 28
- Medicare patients, 2024
- 29
- Part D claims, 2024
- 213
- Hospital affiliations
- 5
- Industry payments
- $6,598
- Practice address
- 2301 Eastern Avenue, Red Oak, IA 51566
- Practice phone
- Call (712) 623-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Breier'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. Rolando Daniel Breier is a hematologist and oncologist in Red Oak, Iowa
Dr. Breier practices at Montgomery County Memorial Hospital + Clinics in Red Oak, Iowa, part of Montgomery County Iowa.
Dr. Breier's NPI, 1033379938, was assigned on June 13, 2008. Dr. Breier holds Missouri license 2008011531.
- NPI
- 1033379938NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8921279035
- NPI enumeration date
- June 13, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (712) 623-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Rolando Daniel Breier practices at Montgomery County Memorial Hospital + Clinics in Red Oak, Iowa
Dr. Breier's primary practice is Montgomery County Memorial Hospital + Clinics, at 2301 Eastern Avenue, Red Oak, IA 51566 in Montgomery County. The practice phone is (712) 623-7000.
- Montgomery County Memorial Hospital + Clinics2301 Eastern Avenue, Red Oak, IA 51566 · Montgomery CountyPhone(712) 623-7000
Source: Dmand AI Affiliation Data
Dr. Rolando Daniel Breier is affiliated with 6 sites of care and 2 medical groups
Dr. Breier's primary practice is Montgomery County Memorial Hospital + Clinics in Red Oak, Iowa, part of Montgomery County Iowa. Dr. Breier is also affiliated with Methodist Jennie Edmundson Hospital. The medical group on file is Montgomery County Memorial Hospital + Clinics. Dmand AI also links Dr. Breier to 3 more hospitals, 1 rural health 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. Rolando Daniel Breier's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Breier practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Montgomery County Memorial Hospital + Clinics | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Montgomery County Iowa and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Rolando Daniel Breier is one of 77 hematologists and oncologists in Iowa
Hematology and oncology is Dr. Breier's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Breier is licensed in Missouri.
Specialties and state licenses
- Hematology and oncology, MissouriPrimary
Hematologists and oncologists near Dr. Breier
Counts of hematologists and oncologists 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. Rolando Daniel Breier billed Medicare for 28 services in 2024
CMS data shows 28 Medicare services from Dr. Breier across 1 procedure code in 2024, all of them office visits, for 29 Medicare patients. Medicare paid $2,052 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Breier's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 152024: 2887%
Dr. Breier compared with the Iowa median for hematologists and oncologists, 2024
- Dr. Breier
- Iowa median
- Medicare services
- 28vs 75996% below
- Medicare patients
- 29vs 26289% below
- Part D claims
- 81vs 25468% below
Medians across 78 hematologists and oncologists in Iowa with Dmand AI profiles that report each measure.
Dr. Breier'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. Breier and other hematologists and oncologists in Iowa.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Rolando Daniel Breier treated 29 Medicare patients in 2024, average age 76
CMS counts 29 Medicare patients who saw Dr. Breier in 2024. The largest group is 75 to 84, with 14 patients. 75% of them have high blood pressure, and 59% have high cholesterol. Their average risk score is 1.84, 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. Breier's median patient age at 76, with 59% women.
Dr. Breier's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Breier's Medicare patients, 2024
- High blood pressure75%
- High cholesterol59%
- Arthritis48%
- Cancer38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Breier's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Rolando Daniel Breier wrote 213 Medicare Part D claims in 2024
In 2024, Dr. Breier wrote 213 Medicare Part D claims for 58 patients. 57% of them were for generic drugs. CMS names the drug for 81 of them, across 5 drugs with 11 or more claims each, at $501,529 in total drug cost. In 2023, CMS named 124 claims across 6 drugs.
Dr. Breier's Part D claims by kind of drug, 2024
- Generic122 claims57%
- Brand-name91 claims43%
Dr. Breier'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1242024: 8135%
Drugs named by CMS: 5 in 2024, 6 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
How Dr. Rolando Daniel Breier takes part in Medicare
Dr. Breier 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. Rolando Daniel Breier received $6,598 in industry payments from 2016 to 2025
CMS Open Payments shows 336 general payments to Dr. Breier from 51 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 90% of the total. Janssen Pharmaceuticals, Inc paid the most, $482.
General payments to Dr. Breier by program year, 2016 to 2025
General payments to Dr. Breier by kind, 2016 to 2025
- Food and beverage$5,95090%
- Education$64910%
Companies that paid Dr. Breier 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. Rolando Daniel Breier'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) |
| 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. Rolando Daniel Breier
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. Rolando Daniel Breier's NPI number?
Dr. Rolando Daniel Breier's NPI number is 1033379938. It was assigned on June 13, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Rolando Daniel Breier?
Dr. Rolando Daniel Breier is a hematologist and oncologist in Red Oak, Iowa. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Rolando Daniel Breier practice?
Dr. Breier practices at 2301 Eastern Avenue, Red Oak, IA 51566. Dr. Breier's primary practice is Montgomery County Memorial Hospital + Clinics in Red Oak, Iowa, part of Montgomery County Iowa. Dmand AI also links Dr. Breier to 3 hospitals, 1 rural health clinic and 1 medical group.
What is Dr. Rolando Daniel Breier's office phone number?
The practice phone on file for Dr. Breier is (712) 623-7000.
What is Dr. Rolando Daniel Breier's medical license number?
Dr. Breier holds Missouri license 2008011531.
Which hospitals is Dr. Rolando Daniel Breier affiliated with?
Dr. Breier practices at Montgomery County Memorial Hospital + Clinics in Red Oak, Iowa. Dr. Breier is also affiliated with Methodist Jennie Edmundson Hospital. Dmand AI links Dr. Breier to 3 more hospitals.
What medical group is Dr. Rolando Daniel Breier part of?
Dr. Breier is linked to Montgomery County Memorial Hospital + Clinics. Dmand AI links Dr. Breier to 1 more medical group.
Does Dr. Rolando Daniel Breier accept Medicare?
Yes. CMS data shows Dr. Breier billed Medicare for 28 services in 2024, and Dr. Breier accepts Medicare assignment.
How many Medicare patients does Dr. Rolando Daniel Breier see?
CMS counts 29 Medicare patients who saw Dr. Breier in 2024, with an average age of 76.
What services does Dr. Rolando Daniel Breier bill to Medicare?
In 2024, Dr. Breier's most billed Medicare services were office visit, established patient (99214).
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What drugs does Dr. Rolando Daniel Breier prescribe most?
In 2024 Medicare Part D data, Dr. Breier's most prescribed drugs by claims were Brukinsa, Anastrozole and Hydroxyurea.
Has Dr. Rolando Daniel Breier received payments from drug or device companies?
CMS Open Payments shows $6,598 in general payments to Dr. Breier from 51 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Rolando Daniel Breier been practicing?
Dr. Breier graduated from medical school in 1994, 32 years ago.
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