Dr. Mark S. Dwyer, MD
- Medicare services, 2024
- 16
- Medicare patients, 2024
- 28
- Part D claims, 2024
- 79
- MIPS score, 2024
- 87
- Industry payments
- $372
- Practice address
- 1300 Anne NW St, Bemidji, MN 56601
- Practice phone
- Call (218) 751-5430
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sanford Bemidji Medical Center
Bemidji, Minnesota
Find Dr. Dwyer'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. Mark S. Dwyer is an ophthalmologist in Bemidji, Minnesota
Dr. Dwyer practices at Sanford Bemidji Medical Center in Bemidji, Minnesota.
Dr. Dwyer's NPI, 1962420505, was assigned on July 18, 2006. Dr. Dwyer holds Minnesota license 34382.
- NPI
- 1962420505NPI Registry (opens in a new tab)
- NPI enumeration date
- July 18, 2006
- NPI status
- Active
- Practice phone
- (218) 751-5430
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Mark S. Dwyer practices at Sanford Bemidji Medical Center in Bemidji, Minnesota
Dr. Dwyer's primary practice is Sanford Bemidji Medical Center, at 1300 Anne NW St, Bemidji, MN 56601 in Beltrami County. The practice phone is (218) 751-5430.
- Sanford Bemidji Medical Center1300 Anne NW St, Bemidji, MN 56601 · Beltrami CountyPhone(218) 751-5430
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mark S. Dwyer is affiliated with 1 site of care and 1 medical group
Dr. Dwyer's primary practice is Sanford Bemidji Medical Center in Bemidji, Minnesota. The medical group on file is Sanford Health Occupational Medicine Clinic Bismarck.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mark S. Dwyer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dwyer practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sanford Bemidji Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark S. Dwyer is one of 346 ophthalmologists in Minnesota
Ophthalmology is Dr. Dwyer's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Dwyer is licensed in Minnesota.
Specialties and state licenses
- Ophthalmology, MinnesotaPrimary
Ophthalmologists near Dr. Dwyer
Counts of ophthalmologists 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. Mark S. Dwyer billed Medicare for 16 services in 2024
CMS data shows 16 Medicare services from Dr. Dwyer across 1 procedure code in 2024, for 28 Medicare patients. Medicare paid $5,115 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Dwyer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1262024: 1687%
- Tests and treatments
- 2023: 3862024: 0100%
- Office and hospital visits
- 2023: 872024: 0100%
Dr. Dwyer compared with the Minnesota median for ophthalmologists, 2024
- Dr. Dwyer
- Minnesota median
- Medicare services
- 16vs 81098% below
- Medicare patients
- 28vs 32691% below
- Part D claims
- 38vs 51793% below
Medians across 364 ophthalmologists in Minnesota with Dmand AI profiles that report each measure.
Dr. Dwyer'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. Dwyer and other ophthalmologists in Minnesota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark S. Dwyer treated 28 Medicare patients in 2024, average age 79
CMS counts 28 Medicare patients who saw Dr. Dwyer in 2024. The largest group is 75 to 84, with 17 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.78, 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. Dwyer's median patient age at 80, with 65% women.
Dr. Dwyer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Dwyer's Medicare patients by sex, 2024
- Women1554%
- Men1346%
Chronic conditions among Dr. Dwyer's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease57%
- Diabetes43%
- Arthritis39%
- Atrial fibrillation39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dwyer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 80
Patient panel by sex, all payers
- Women65%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark S. Dwyer wrote 79 Medicare Part D claims in 2024
In 2024, Dr. Dwyer wrote 79 Medicare Part D claims for 45 patients. 66% of them were for generic drugs. CMS names the drug for 38 of them, across 1 drug with 11 or more claims each, at $453 in total drug cost. In 2023, CMS named 903 claims across 11 drugs.
Dr. Dwyer's Part D claims by kind of drug, 2024
- Generic52 claims66%
- Brand-name27 claims34%
Dr. Dwyer'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: 9032024: 3896%
Drugs named by CMS: 1 in 2024, 11 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. Mark S. Dwyer scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Dwyer for performance year 2024, reported as part of a group.
Dr. Dwyer's MIPS scores, performance year 2024
- 87of 100Final score
- 74.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Mark S. Dwyer received $372 in industry payments from 2016 to 2023
CMS Open Payments shows 10 general payments to Dr. Dwyer from 5 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. The Cameron-Ehlen Group, Inc. paid the most, $284.
General payments to Dr. Dwyer by program year, 2016 to 2023
Companies that paid Dr. Dwyer the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Mark S. Dwyer'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 | Clinician Public Reporting: Overall MIPS Performance (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. Mark S. Dwyer
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. Mark S. Dwyer's NPI number?
Dr. Mark S. Dwyer's NPI number is 1962420505. It was assigned on July 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark S. Dwyer?
Dr. Mark S. Dwyer is an ophthalmologist in Bemidji, Minnesota. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Mark S. Dwyer practice?
Dr. Dwyer practices at 1300 Anne NW St, Bemidji, MN 56601. Dr. Dwyer's primary practice is Sanford Bemidji Medical Center in Bemidji, Minnesota.
What is Dr. Mark S. Dwyer's office phone number?
The practice phone on file for Dr. Dwyer is (218) 751-5430.
What is Dr. Mark S. Dwyer's medical license number?
Dr. Dwyer holds Minnesota license 34382.
What medical group is Dr. Mark S. Dwyer part of?
Dr. Dwyer is linked to Sanford Health Occupational Medicine Clinic Bismarck.
Does Dr. Mark S. Dwyer accept Medicare?
Yes. CMS data shows Dr. Dwyer billed Medicare for 16 services in 2024.
What is Dr. Mark S. Dwyer's MIPS score?
Dr. Dwyer's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
How many Medicare patients does Dr. Mark S. Dwyer see?
CMS counts 28 Medicare patients who saw Dr. Dwyer in 2024, with an average age of 79.
What services does Dr. Mark S. Dwyer bill to Medicare?
In 2024, Dr. Dwyer's most billed Medicare services were surgery: eye (66984).
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What drugs does Dr. Mark S. Dwyer prescribe most?
In 2024 Medicare Part D data, Dr. Dwyer's most prescribed drugs by claims were Latanoprost.
Has Dr. Mark S. Dwyer received payments from drug or device companies?
CMS Open Payments shows $372 in general payments to Dr. Dwyer from 5 companies from 2016 to 2023. The largest total came from The Cameron-Ehlen Group, Inc.
How long has Dr. Mark S. Dwyer been practicing?
Dr. Dwyer graduated from medical school in 1983, 43 years ago.
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