Dr. Marcy Marie Byrns, MD
- Medicare services, 2024
- 1,641
- Medicare patients, 2024
- 321
- Part D claims, 2024
- 11,691
- Hospital affiliations
- 2
- Industry payments
- $21
- Practice address
- 523 North 3rd Street, Brainerd, MN 56401
- Practice phone
- Call (218) 829-2861
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Byrns' 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. Marcy Marie Byrns is an internist in Brainerd, Minnesota
Dr. Byrns practices at Essentia Health-St. Joseph's Medical Center (Brainerd) in Brainerd, Minnesota, part of Essentia Health.
Dr. Byrns' NPI, 1891957494, was assigned on June 26, 2008. Dr. Byrns holds Pennsylvania license MT193416.
- NPI
- 1891957494NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0941471387
- NPI enumeration date
- June 26, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (218) 829-2861
- 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. Marcy Marie Byrns practices at Essentia Health-St. Joseph's Medical Center (Brainerd) in Brainerd, Minnesota
Dr. Byrns' primary practice is Essentia Health-St. Joseph's Medical Center (Brainerd), at 523 North 3rd Street, Brainerd, MN 56401 in Crow Wing County. The practice phone is (218) 829-2861.
- Essentia Health-St. Joseph's Medical Center (Brainerd)523 North 3rd Street, Brainerd, MN 56401 · Crow Wing CountyPhone(218) 829-2861
Source: Dmand AI Affiliation Data
Dr. Marcy Marie Byrns is affiliated with 10 sites of care and 2 medical groups
Dr. Byrns' primary practice is Essentia Health-St. Joseph's Medical Center (Brainerd) in Brainerd, Minnesota, part of Essentia Health. Dr. Byrns is also affiliated with Cuyuna Regional Medical Center. The medical group on file is Essentia Health-St. Joseph's Medical Center. Dmand AI also links Dr. Byrns to 3 more home health agencies, 2 group practices and clinics, 2 skilled nursing facilities, 1 hospice 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. Marcy Marie Byrns' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Byrns practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Essentia Health-St. Joseph's Medical Center (Brainerd) | Available with a free account |
| +9 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Marcy Marie Byrns is one of 2,322 internists in Minnesota
Internal medicine is Dr. Byrns' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Byrns is licensed in Pennsylvania.
Specialties and state licenses
- Internal medicine, PennsylvaniaPrimary
Internists near Dr. Byrns
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. Marcy Marie Byrns billed Medicare for 1,641 services in 2024
CMS data shows 1,641 Medicare services from Dr. Byrns across 6 procedure codes in 2024, for 321 Medicare patients. Medicare paid $85,964 for them. Every service was in an office.
Dr. Byrns' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0592024: 90714%
- Other services
- 2023: 1482024: 734396%
Dr. Byrns compared with the Minnesota median for internists, 2024
- Dr. Byrns
- Minnesota median
- Medicare services
- 1,641vs 3364.9 times
- Medicare patients
- 321vs 1482.2 times
- Part D claims
- 10,951vs 14476.0 times
Medians across 2,238 internists in Minnesota with Dmand AI profiles that report each measure.
Dr. Byrns' 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.
Need commercial claims for Dr. Byrns?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Byrns and other internists in Minnesota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marcy Marie Byrns treated 321 Medicare patients in 2024, average age 74
CMS counts 321 Medicare patients who saw Dr. Byrns in 2024. The largest group is 65 to 74, with 141 patients. 74% of them have high cholesterol, and 69% have high blood pressure. 9% are also on Medicaid. Their average risk score is 1.17, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Byrns' median patient age at 72, with 72% women.
Dr. Byrns' Medicare patients by age, 2024
Dr. Byrns' Medicare patients by sex, 2024
- Women22771%
- Men9429%
Chronic conditions among Dr. Byrns' Medicare patients, 2024
- High cholesterol74%
- High blood pressure69%
- Arthritis49%
- Diabetes28%
- Anxiety26%
- Mood disorders25%
- Ischemic heart disease23%
- Depression21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Byrns' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women72%
- Men28%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Marcy Marie Byrns wrote 11,691 Medicare Part D claims in 2024
In 2024, Dr. Byrns wrote 11,691 Medicare Part D claims for 826 patients. 87% of them were for generic drugs. CMS names the drug for 10,951 of them, across 143 drugs with 11 or more claims each, at $686,229 in total drug cost. In 2023, CMS named 10,176 claims across 143 drugs.
Dr. Byrns' Part D claims by kind of drug, 2024
- Generic10,188 claims87%
- Brand-name1,413 claims12%
- Other90 claims1%
Dr. Byrns' 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. Byrns' Part D claims, 2024
- Opioids1%111 of 11,691 claims
- Antibiotics2%188 of 11,691 claims
- Antipsychotics, patients 65 and over1%59 of 11,691 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: 10,1762024: 10,9518%
Drugs named by CMS: 143 in 2024, 143 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. Marcy Marie Byrns offers telehealth to Medicare patients
Dr. Byrns accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Byrns as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Marcy Marie Byrns received $21 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Byrns from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. BeiGene, Ltd. paid the most, $21.
Companies that paid Dr. Byrns the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Marcy Marie Byrns'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. Marcy Marie Byrns
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. Marcy Marie Byrns' NPI number?
Dr. Marcy Marie Byrns' NPI number is 1891957494. It was assigned on June 26, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Marcy Marie Byrns?
Dr. Marcy Marie Byrns is an internist in Brainerd, Minnesota. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Marcy Marie Byrns practice?
Dr. Byrns practices at 523 North 3rd Street, Brainerd, MN 56401. Dr. Byrns' primary practice is Essentia Health-St. Joseph's Medical Center (Brainerd) in Brainerd, Minnesota, part of Essentia Health. Dmand AI also links Dr. Byrns to 3 home health agencies, 2 group practices and clinics, 2 skilled nursing facilities, 1 hospice and 1 medical group.
What is Dr. Marcy Marie Byrns' office phone number?
The practice phone on file for Dr. Byrns is (218) 829-2861.
What is Dr. Marcy Marie Byrns' medical license number?
Dr. Byrns holds Pennsylvania license MT193416.
Which hospitals is Dr. Marcy Marie Byrns affiliated with?
Dr. Byrns practices at Essentia Health-St. Joseph's Medical Center (Brainerd) in Brainerd, Minnesota. Dr. Byrns is also affiliated with Cuyuna Regional Medical Center.
What medical group is Dr. Marcy Marie Byrns part of?
Dr. Byrns is linked to Essentia Health-St. Joseph's Medical Center. Dmand AI links Dr. Byrns to 1 more medical group.
Does Dr. Marcy Marie Byrns accept Medicare?
Yes. CMS data shows Dr. Byrns billed Medicare for 1,641 services in 2024, and Dr. Byrns accepts Medicare assignment.
Does Dr. Marcy Marie Byrns offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Byrns as offering telehealth services.
How many Medicare patients does Dr. Marcy Marie Byrns see?
CMS counts 321 Medicare patients who saw Dr. Byrns in 2024, with an average age of 74.
Show 4 more questionsShow fewer questions
What services does Dr. Marcy Marie Byrns bill to Medicare?
In 2024, Dr. Byrns' most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and medicare service (G0439).
What drugs does Dr. Marcy Marie Byrns prescribe most?
In 2024 Medicare Part D data, Dr. Byrns' most prescribed drugs by claims were Atorvastatin Calcium, Omeprazole and Levothyroxine Sodium.
Has Dr. Marcy Marie Byrns received payments from drug or device companies?
CMS Open Payments shows $21 in general payments to Dr. Byrns from 1 company from 2024 to 2024. The largest total came from BeiGene, Ltd.
How long has Dr. Marcy Marie Byrns been practicing?
Dr. Byrns graduated from medical school in 2008, 18 years ago.
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