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Dr. Stephen Otto Berthelsen, MD
NPI1225046246
- Medicare services, 2022
- 136
- Part D claims, 2022
- 32
- Publications
- 2
- Industry payments
- $32
- Insurance carriers
- 7
- Practice address
- 800 Medical Center Dr, Fairmont, MN 56031
- Practice phone
- Call (507) 238-8100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Berthelsen'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. Stephen Otto Berthelsen is an orthopedic surgeon in Fairmont, Minnesota
Dr. Berthelsen practices in Fairmont, Minnesota.
Dr. Berthelsen's NPI, 1225046246, was assigned on August 4, 2006. Dr. Berthelsen graduated from Loma Linda University School Of Medicine in 1969. Dr. Berthelsen's Minnesota license number on file is 50213.
NPI and contact details
- NPI
- 1225046246NPI Registry (opens in a new tab)
- NPI enumeration date
- August 4, 2006
- NPI status
- Active
- Practice phone
- (507) 238-8100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 83
- Medical school graduation
- 1969
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Stephen Otto Berthelsen's practice address is in Fairmont, Minnesota
Dr. Berthelsen's practice address in the NPI Registry is 800 Medical Center Dr, Fairmont, MN 56031, in Martin County. The practice phone is (507) 238-8100.
- NPI Registry address800 Medical Center Dr, Fairmont, MN 56031 · Martin CountyPhone(507) 238-8100
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Stephen Otto Berthelsen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Berthelsen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Berthelsen's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Stephen Otto Berthelsen is one of 533 orthopedic surgeons in Minnesota
Orthopaedic surgery is Dr. Berthelsen's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Berthelsen is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dmand AI has Dr. Berthelsen's licenses on file in 3 states: Minnesota, California and Idaho.
Specialties and state licenses
- Orthopaedic surgery, MinnesotaPrimary
- California license
- Idaho license
Orthopedic surgeons near Dr. Berthelsen
Counts of orthopedic surgeons with a Dmand AI profile, by place and practice. Each opens the list.
533orthopedic surgeons in Minnesota
2orthopedic surgeons in Fairmont
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Stephen Otto Berthelsen billed Medicare for 136 services in 2022
CMS data shows 136 Medicare services from Dr. Berthelsen across 3 procedure codes in 2022. Medicare paid $5,870 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2022136
Paid by Medicare$5,870
Procedure codes3
Dr. Berthelsen's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 2002022: 9752%
- Surgery
- 2021: 652022: 3940%
Dr. Berthelsen compared with the Minnesota median for orthopedic surgeons, 2022
- Dr. Berthelsen
- Minnesota median
- Medicare services
- 136vs 34661% below
- Part D claims
- 32vs 6853% below
Medians across 514 orthopedic surgeons in Minnesota with Dmand AI profiles that report each measure.
Dr. Berthelsen's most billed Medicare procedure codes, 2022
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. Berthelsen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Berthelsen and other orthopedic surgeons in Minnesota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen Otto Berthelsen's patients have a median age of 73
Across all payers, Dmand AI patient panel data puts Dr. Berthelsen's median patient age at 73, with 45% women.
Dr. Berthelsen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women45%
- Men55%
Source: Dmand AI Patient Panel Data
Dr. Stephen Otto Berthelsen wrote 32 Medicare Part D claims in 2022
In 2022, Dr. Berthelsen wrote 32 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $202 in total drug cost. In 2021, CMS named 29 claims across 2 drugs.
Part D claims, 202232
Drugs named by CMS2
Total drug cost$202
Dr. Berthelsen's most prescribed drugs by claims, 2022
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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 292022: 3210%
Drugs named by CMS: 2 in 2022, 2 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. Stephen Otto Berthelsen has 2 publications on record
Dmand AI links 2 papers to Dr. Berthelsen. Dr. Berthelsen's most frequent co-author is Spencer Robert Berthelsen, MD.
Papers2
Dr. Berthelsen's most frequent co-authors
Recent publications by Dr. Berthelsen
J Bone Joint Surg Am
AneurysmFemoral ArteryFemoral Neoplasms
See who Dr. Berthelsen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Berthelsen works with, so you can find a warm path to the right orthopedic surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Stephen Otto Berthelsen received $32 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Berthelsen from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Mallinckrodt LLC paid the most, $32.
Companies that paid Dr. Berthelsen the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen Otto Berthelsen graduated from Loma Linda University School Of Medicine
Dr. Berthelsen graduated from Loma Linda University School Of Medicine in 1969.
- Medical school
- Board certified in orthopaedic surgery
Source: Dmand AI Professional Profile Data
Dr. Stephen Otto Berthelsen accepts plans from 7 insurance carriers
Dr. Berthelsen is in network with 7 carriers, including Elevance, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Aetna
- Blue Cross and Blue Shield of Kansas City
- EMI Health
- HCSC
Plan types Dr. Berthelsen accepts, by number of carriers
- PPO5
- HMO4
- POS3
- EPO2
- Medicare1
Source: Dmand AI Insurance Network Data
Sources for Dr. Stephen Otto Berthelsen'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 |
| 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 Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Stephen Otto Berthelsen
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. Stephen Otto Berthelsen's NPI number?
Dr. Stephen Otto Berthelsen's NPI number is 1225046246. It was assigned on August 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen Otto Berthelsen?
Dr. Stephen Otto Berthelsen is an orthopedic surgeon in Fairmont, Minnesota. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Stephen Otto Berthelsen practice?
Dr. Berthelsen practices at 800 Medical Center Dr, Fairmont, MN 56031.
What is Dr. Stephen Otto Berthelsen's office phone number?
The practice phone on file for Dr. Berthelsen is (507) 238-8100.
What is Dr. Stephen Otto Berthelsen's medical license number?
Dr. Berthelsen's Minnesota license number on file is 50213, one of the licenses on file in 3 states.
Which states has Dr. Stephen Otto Berthelsen been licensed in?
Dmand AI has state licenses on file for Dr. Berthelsen in Minnesota (2007 to 2024), California (since 1970) and Idaho (1984 to 1992).
Does Dr. Stephen Otto Berthelsen accept Medicare?
Yes. CMS data shows Dr. Berthelsen billed Medicare for 136 services in 2022.
Is Dr. Stephen Otto Berthelsen board certified?
Yes. Dr. Berthelsen is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.
What services does Dr. Stephen Otto Berthelsen bill to Medicare?
In 2022, Dr. Berthelsen's most billed Medicare services were office visit, established patient (99213), surgery: bones and joints (20610) and office visit, new patient (99203).
Where did Dr. Stephen Otto Berthelsen go to medical school?
Dr. Berthelsen graduated from Loma Linda University School Of Medicine in 1969.
Show 6 more questionsShow fewer questions
What drugs does Dr. Stephen Otto Berthelsen prescribe most?
In 2022 Medicare Part D data, Dr. Berthelsen's most prescribed drugs by claims were Tramadol HCl and Diclofenac Sodium.
Has Dr. Stephen Otto Berthelsen received payments from drug or device companies?
CMS Open Payments shows $32 in general payments to Dr. Berthelsen from 1 company from 2017 to 2017. The largest total came from Mallinckrodt LLC.
How long has Dr. Stephen Otto Berthelsen been practicing?
Dr. Berthelsen graduated from medical school in 1969, 57 years ago.
Does Dr. Stephen Otto Berthelsen do research?
Dmand AI links 2 publications to Dr. Berthelsen.
Who does Dr. Stephen Otto Berthelsen publish with?
Dr. Berthelsen's most frequent co-authors are Spencer Robert Berthelsen, MD (1 shared paper).
What insurance does Dr. Stephen Otto Berthelsen accept?
Dr. Berthelsen is in network with 7 carriers, including Elevance, United Healthcare and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 5. Check the plan with the practice before a visit.
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