Dr. Seth W. Frenzen, MD
- Medicare services, 2024
- 507
- Medicare patients, 2024
- 310
- Part D claims, 2024
- 20
- Hospital affiliations
- 2
- Industry payments
- $23
- Practice address
- 111 Colchester Ave, Burlington, VT 05401
- Practice phone
- Call (802) 847-0000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Frenzen's professional email, personal email and mobile number
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Dr. Seth W. Frenzen is an orthopedic surgeon in Burlington, Vermont
Dr. Frenzen practices at University of Vermont Medical Center in Burlington, Vermont, part of University of Vermont Health Network.
Dr. Frenzen's NPI, 1538112982, was assigned on May 18, 2006. Dr. Frenzen graduated from Warren Alpert Medical School of Brown University in 2001. Dr. Frenzen holds Vermont license 0600002836.
- NPI
- 1538112982NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5395742092
- NPI enumeration date
- May 18, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (802) 847-0000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Seth W. Frenzen practices at University of Vermont Medical Center in Burlington, Vermont
Dr. Frenzen's primary practice is University of Vermont Medical Center, at 111 Colchester Ave, Burlington, VT 05401 in Chittenden County. The practice phone is (802) 847-0000.
- University of Vermont Medical Center111 Colchester Ave, Burlington, VT 05401 · Chittenden CountyPhone(802) 847-0000
Source: Dmand AI Affiliation Data
Dr. Seth W. Frenzen is affiliated with 4 sites of care and 1 medical group
Dr. Frenzen's primary practice is University of Vermont Medical Center in Burlington, Vermont, part of University of Vermont Health Network. Dr. Frenzen is also affiliated with Champlain Valley Physicians Hospital. The medical group on file is University of Vermont Medical Center. Dmand AI also links Dr. Frenzen to 1 more dialysis center and 1 group practice or clinic, 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. Seth W. Frenzen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Frenzen practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University of Vermont Medical Center | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across University of Vermont Health Network and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Seth W. Frenzen is one of 48 orthopedic surgeons in Vermont
Orthopaedic surgery is Dr. Frenzen's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Frenzen is licensed in Vermont.
Specialties and state licenses
- Orthopaedic surgery, VermontPrimary
Orthopedic surgeons near Dr. Frenzen
Counts of orthopedic surgeons 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. Seth W. Frenzen billed Medicare for 507 services in 2024
CMS data shows 507 Medicare services from Dr. Frenzen across 11 procedure codes in 2024, for 310 Medicare patients. Medicare paid $47,641 for them.
Dr. Frenzen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2572024: 2591%
- Surgery
- 2023: 2602024: 2485%
Where Dr. Frenzen's Medicare services took place, 2024
- In an office45490%
- In a facility5310%
Dr. Frenzen compared with the Vermont median for orthopedic surgeons, 2024
- Dr. Frenzen
- Vermont median
- Medicare services
- 507vs 31959% above
- Medicare patients
- 310vs 22737% above
- Part D claims
- 16vs 5671% below
Medians across 57 orthopedic surgeons in Vermont with Dmand AI profiles that report each measure.
Dr. Frenzen'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. Frenzen and other orthopedic surgeons in Vermont.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Seth W. Frenzen treated 310 Medicare patients in 2024, average age 72
CMS counts 310 Medicare patients who saw Dr. Frenzen in 2024. The largest group is 65 to 74, with 151 patients. 63% of them have high cholesterol, and 59% have arthritis. 15% are also on Medicaid. Their average risk score is 1.01, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Frenzen's median patient age at 69, with 57% women.
Dr. Frenzen's Medicare patients by age, 2024
Dr. Frenzen's Medicare patients by sex, 2024
- Women17155%
- Men13945%
Chronic conditions among Dr. Frenzen's Medicare patients, 2024
- High cholesterol63%
- Arthritis59%
- High blood pressure59%
- Mood disorders26%
- Depression23%
- Anxiety22%
- Diabetes19%
- Atrial fibrillation15%
Share of Medicare patients with each condition. A patient can have several.
Dr. Frenzen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Seth W. Frenzen wrote 20 Medicare Part D claims in 2024
In 2024, Dr. Frenzen wrote 20 Medicare Part D claims for 17 patients. 95% of them were for generic drugs. CMS names the drug for 16 of them, across 1 drug with 11 or more claims each, at $74 in total drug cost. In 2016, CMS named 30 claims across 2 drugs.
Dr. Frenzen's Part D claims by kind of drug, 2024
- Generic19 claims95%
- Brand-name and other1 claims5%
Dr. Frenzen's most prescribed drugs by claims, 2017
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, 2016 to 2017
- 2016
- 2017
- Claims for drugs CMS names
- 2016: 302017: 1647%
Drugs named by CMS: 1 in 2017, 2 in 2016.
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. Seth W. Frenzen ranks in the 87th percentile for upper limb (arm) arthroscopy (minimally invasive joint repair) in Medicare
Dr. Frenzen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 53 procedures of upper limb (arm) arthroscopy (minimally invasive joint repair) by Dr. Frenzen, more than 87% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Frenzen ranks in Medicare procedure volume
- Upper limb (arm) arthroscopy (minimally invasive joint repair)
- 87th percentile53 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of nail tissue: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Seth W. Frenzen received $23 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Frenzen from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $23.
Companies that paid Dr. Frenzen the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Seth W. Frenzen graduated from Warren Alpert Medical School of Brown University
Dr. Frenzen graduated from Warren Alpert Medical School of Brown University in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Seth W. Frenzen'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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Seth W. Frenzen
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. Seth W. Frenzen's NPI number?
Dr. Seth W. Frenzen's NPI number is 1538112982. It was assigned on May 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Seth W. Frenzen?
Dr. Seth W. Frenzen is an orthopedic surgeon in Burlington, Vermont. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Seth W. Frenzen practice?
Dr. Frenzen practices at 111 Colchester Ave, Burlington, VT 05401. Dr. Frenzen's primary practice is University of Vermont Medical Center in Burlington, Vermont, part of University of Vermont Health Network. Dmand AI also links Dr. Frenzen to 1 dialysis center and 1 group practice or clinic.
What is Dr. Seth W. Frenzen's office phone number?
The practice phone on file for Dr. Frenzen is (802) 847-0000.
What is Dr. Seth W. Frenzen's medical license number?
Dr. Frenzen holds Vermont license 0600002836.
Which hospitals is Dr. Seth W. Frenzen affiliated with?
Dr. Frenzen practices at University of Vermont Medical Center in Burlington, Vermont. Dr. Frenzen is also affiliated with Champlain Valley Physicians Hospital.
What medical group is Dr. Seth W. Frenzen part of?
Dr. Frenzen is linked to University of Vermont Medical Center.
Does Dr. Seth W. Frenzen accept Medicare?
Yes. CMS data shows Dr. Frenzen billed Medicare for 507 services in 2024, and Dr. Frenzen accepts Medicare assignment.
How many Medicare patients does Dr. Seth W. Frenzen see?
CMS counts 310 Medicare patients who saw Dr. Frenzen in 2024, with an average age of 72.
What services does Dr. Seth W. Frenzen bill to Medicare?
In 2024, Dr. Frenzen's most billed Medicare services were office visit, established patient (99213), office visit, new patient (99203) and surgery: bones and joints (29848).
Show 4 more questionsShow fewer questions
Where did Dr. Seth W. Frenzen go to medical school?
Dr. Frenzen graduated from Warren Alpert Medical School of Brown University in 2001.
What drugs does Dr. Seth W. Frenzen prescribe most?
In 2017 Medicare Part D data, Dr. Frenzen's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Seth W. Frenzen received payments from drug or device companies?
CMS Open Payments shows $23 in general payments to Dr. Frenzen from 1 company from 2025 to 2025. The largest total came from Stryker Corporation.
How long has Dr. Seth W. Frenzen been practicing?
Dr. Frenzen graduated from medical school in 2001, 25 years ago.
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