Dr. Bryon Costella Mason, DO
- Medicare services, 2024
- 539
- Medicare patients, 2024
- 476
- Part D claims, 2024
- 31
- Hospital affiliations
- 5
- Medical groups
- 2
- Practice address
- 1200 Pleasant Street, Des Moines, IA 50309
- Practice phone
- Call (515) 343-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Mason's professional email, personal email and mobile number
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Dr. Bryon Costella Mason is a hospitalist in Des Moines, Iowa
Dr. Mason practices at UnityPoint Health - Iowa Methodist Medical Center in Des Moines, Iowa, part of UnityPoint Health.
Dr. Mason's NPI, 1124479472, was assigned on June 28, 2016. Dr. Mason holds Iowa license DO-05158.
- NPI
- 1124479472NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527351709
- NPI enumeration date
- June 28, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (515) 343-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Bryon Costella Mason practices at UnityPoint Health - Iowa Methodist Medical Center in Des Moines, Iowa
Dr. Mason's primary practice is UnityPoint Health - Iowa Methodist Medical Center, at 1200 Pleasant Street, Des Moines, IA 50309 in Polk County. The practice phone is (515) 343-1000.
- UnityPoint Health - Iowa Methodist Medical Center1200 Pleasant Street, Des Moines, IA 50309 · Polk CountyPhone(515) 343-1000
Source: Dmand AI Affiliation Data
Dr. Bryon Costella Mason is affiliated with 5 sites of care and 2 medical groups
Dr. Mason's primary practice is UnityPoint Health - Iowa Methodist Medical Center in Des Moines, Iowa, part of UnityPoint Health. Dr. Mason is also affiliated with MercyOne Des Moines Medical Center. The medical group on file is UnityPoint Clinic. Dmand AI also links Dr. Mason to 3 more hospitals 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. Bryon Costella Mason's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mason practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UnityPoint Health - Iowa Methodist Medical Center | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Bryon Costella Mason is one of 262 hospitalists in Iowa
Hospitalist is Dr. Mason's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Mason is licensed in Iowa.
Specialties and state licenses
- Hospitalist, IowaPrimary
Hospitalists near Dr. Mason
Counts of hospitalists 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. Bryon Costella Mason billed Medicare for 539 services in 2024
CMS data shows 539 Medicare services from Dr. Mason across 8 procedure codes in 2024, for 476 Medicare patients. Medicare paid $52,152 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Mason's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6392024: 53916%
Dr. Mason compared with the Iowa median for hospitalists, 2024
- Dr. Mason
- Iowa median
- Medicare services
- 539vs 47513% above
- Medicare patients
- 476vs 2342.0 times
- Part D claims
- 39vs 7548% below
Medians across 231 hospitalists in Iowa with Dmand AI profiles that report each measure.
Dr. Mason'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. Bryon Costella Mason treated 476 Medicare patients in 2024, average age 76
CMS counts 476 Medicare patients who saw Dr. Mason in 2024. The largest group is 75 to 84, with 170 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 2.02, 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. Mason's median patient age at 76, with 53% women.
Dr. Mason's Medicare patients by age, 2024
Dr. Mason's Medicare patients by sex, 2024
- Women27257%
- Men20443%
Chronic conditions among Dr. Mason's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Mood disorders50%
- Chronic kidney disease49%
- Depression48%
- Anxiety43%
- Ischemic heart disease40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mason'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
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Bryon Costella Mason wrote 31 Medicare Part D claims in 2024
In 2024, Dr. Mason wrote 31 Medicare Part D claims for 15 patients. 90% of them were for generic drugs. They cover 3 drugs, with $280 in total drug cost. In 2019, CMS named 37 claims across 3 drugs.
Dr. Mason's Part D claims by kind of drug, 2024
- Generic28 claims90%
- Brand-name and other3 claims10%
Dr. Mason's most prescribed drugs by claims, 2021
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, 2019 to 2021
- 2019
- 2021
- Claims for drugs CMS names
- 2019: 372021: 395%
Drugs named by CMS: 3 in 2021, 3 in 2019.
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. Bryon Costella Mason takes part in Medicare
Dr. Mason 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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Sources for Dr. Bryon Costella Mason'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) |
| 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. Bryon Costella Mason
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. Bryon Costella Mason's NPI number?
Dr. Bryon Costella Mason's NPI number is 1124479472. It was assigned on June 28, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Bryon Costella Mason?
Dr. Bryon Costella Mason is a hospitalist in Des Moines, Iowa. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Bryon Costella Mason practice?
Dr. Mason practices at 1200 Pleasant Street, Des Moines, IA 50309. Dr. Mason's primary practice is UnityPoint Health - Iowa Methodist Medical Center in Des Moines, Iowa, part of UnityPoint Health. Dmand AI also links Dr. Mason to 3 hospitals and 1 medical group.
What is Dr. Bryon Costella Mason's office phone number?
The practice phone on file for Dr. Mason is (515) 343-1000.
What is Dr. Bryon Costella Mason's medical license number?
Dr. Mason holds Iowa license DO-05158.
Which hospitals is Dr. Bryon Costella Mason affiliated with?
Dr. Mason practices at UnityPoint Health - Iowa Methodist Medical Center in Des Moines, Iowa. Dr. Mason is also affiliated with MercyOne Des Moines Medical Center. Dmand AI links Dr. Mason to 3 more hospitals.
What medical group is Dr. Bryon Costella Mason part of?
Dr. Mason is linked to UnityPoint Clinic. Dmand AI links Dr. Mason to 1 more medical group.
Does Dr. Bryon Costella Mason accept Medicare?
Yes. CMS data shows Dr. Mason billed Medicare for 539 services in 2024, and Dr. Mason accepts Medicare assignment.
How many Medicare patients does Dr. Bryon Costella Mason see?
CMS counts 476 Medicare patients who saw Dr. Mason in 2024, with an average age of 76.
What services does Dr. Bryon Costella Mason bill to Medicare?
In 2024, Dr. Mason's most billed Medicare services were hospital inpatient care (99223), hospital inpatient care (99232) and hospital inpatient care (99222).
What drugs does Dr. Bryon Costella Mason prescribe most?
In 2021 Medicare Part D data, Dr. Mason's most prescribed drugs by claims were Pantoprazole Sodium, Cephalexin and Levofloxacin.
How long has Dr. Bryon Costella Mason been practicing?
Dr. Mason graduated from medical school in 2016, 10 years ago.
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