Int J Chron Obstruct Pulmon Dis
Dr. Sonja M. Bjerk, MD
- Medicare services, 2024
- 363
- Medicare patients, 2024
- 150
- Part D claims, 2024
- 1,386
- Publications
- 5
- Hospital affiliations
- 6
- Practice address
- 115 10th Avenue Northeast, Deer River, MN 56636
- Practice phone
- Call (218) 246-4200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Bjerk'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. Sonja M. Bjerk is a pulmonologist in Deer River, Minnesota
Dr. Bjerk practices at Essentia Health-Deer River in Deer River, Minnesota, part of Essentia Health.
Dr. Bjerk's NPI, 1316012297, was assigned on November 23, 2006. Dr. Bjerk graduated from American University of the Caribbean School of Medicine in 2005. Dr. Bjerk's Minnesota license number on file is 51666.
- NPI
- 1316012297NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739255613
- NPI enumeration date
- November 23, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (218) 246-4200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sonja M. Bjerk practices at Essentia Health-Deer River in Deer River, Minnesota
Dr. Bjerk's primary practice is Essentia Health-Deer River, at 115 10th Avenue Northeast, Deer River, MN 56636 in Itasca County. The practice phone is (218) 246-4200.
- Essentia Health-Deer River115 10th Avenue Northeast, Deer River, MN 56636 · Itasca CountyPhone(218) 246-4200
Source: Dmand AI Affiliation Data
Dr. Sonja M. Bjerk is affiliated with 8 sites of care and 2 medical groups
Dr. Bjerk's primary practice is Essentia Health-Deer River in Deer River, Minnesota, part of Essentia Health. Dr. Bjerk is also affiliated with Essentia Health-Duluth (Miller-Dwan, Building D). The medical group on file is Essentia Health-Duluth Clinic. Dmand AI also links Dr. Bjerk to 4 more hospitals, 1 home health agency, 1 senior living community 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. Sonja M. Bjerk's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bjerk practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Essentia Health-Deer River | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Essentia Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Sonja M. Bjerk is one of 271 pulmonologists in Minnesota
Pulmonary disease is Dr. Bjerk's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Bjerk is board certified in critical care medicine by the American Board of Internal Medicine. Dmand AI has Dr. Bjerk's licenses on file in 2 states: Minnesota and Wisconsin.
Specialties and state licenses
- Pulmonary disease, MinnesotaPrimary
- Wisconsin license
Clinical focus
Dmand AI lists asthma, chronic lung disease, chronic obstructive pulmonary disease (COPD), chronic respiratory failure, lung resection, pleural effusion, sleep apnea and tobacco use among the conditions Dr. Bjerk treats.
Pulmonologists near Dr. Bjerk
Counts of pulmonologists 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. Sonja M. Bjerk billed Medicare for 363 services in 2024
CMS data shows 363 Medicare services from Dr. Bjerk across 8 procedure codes in 2024, for 150 Medicare patients. Medicare paid $27,125 for them.
Dr. Bjerk's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2782024: 22121%
- Tests and treatments
- 2023: 1212024: 14217%
Where Dr. Bjerk's Medicare services took place, 2024
- In an office308%
- In a facility33392%
Dr. Bjerk compared with the Minnesota median for pulmonologists, 2024
- Dr. Bjerk
- Minnesota median
- Medicare services
- 363vs 31814% above
- Medicare patients
- 150vs 17414% below
- Part D claims
- 1,279vs 2365.4 times
Medians across 265 pulmonologists in Minnesota with Dmand AI profiles that report each measure.
Dr. Bjerk'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.
Need commercial claims for Dr. Bjerk?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Bjerk and other pulmonologists in Minnesota.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sonja M. Bjerk treated 150 Medicare patients in 2024, average age 70
CMS counts 150 Medicare patients who saw Dr. Bjerk in 2024. The largest group is 65 to 74, with 59 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 32% are also on Medicaid. Their average risk score is 2.17, 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. Bjerk's median patient age at 72, with 59% women.
Dr. Bjerk's Medicare patients by age, 2024
Dr. Bjerk's Medicare patients by sex, 2024
- Women8557%
- Men6543%
Chronic conditions among Dr. Bjerk's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- COPD57%
- Arthritis51%
- Heart failure46%
- Ischemic heart disease42%
- Mood disorders37%
- Depression36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Bjerk's 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
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sonja M. Bjerk wrote 1,386 Medicare Part D claims in 2024
In 2024, Dr. Bjerk wrote 1,386 Medicare Part D claims for 159 patients. 58% of them were for generic drugs. CMS names the drug for 1,279 of them, across 30 drugs with 11 or more claims each, at $295,453 in total drug cost. In 2023, CMS named 767 claims across 19 drugs.
Dr. Bjerk's Part D claims by kind of drug, 2024
- Generic809 claims58%
- Brand-name577 claims42%
Dr. Bjerk'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.
Drug classes CMS tracks in Dr. Bjerk's Part D claims, 2024
- Antibiotics8%114 of 1,386 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: 7672024: 1,27967%
Drugs named by CMS: 30 in 2024, 19 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. Sonja M. Bjerk offers telehealth to Medicare patients
Dr. Bjerk accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Bjerk as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Sonja M. Bjerk has 5 publications on record
Dmand AI links 5 papers to Dr. Bjerk, published from 2012 to 2013. 2013 was the busiest year, with 2. Dr. Bjerk's most frequent co-authors are Ken M. Kunisaki, MD, Rebecca Asch-Kendrick and Richard Mitchell Dasheiff, MD.
Dr. Bjerk's most frequent co-authors
- Ken M. Kunisaki, MD2 shared papers
- Rebecca Asch-Kendrick1 shared paper
- Richard Mitchell Dasheiff, MD1 shared paper
Recent publications by Dr. Bjerk
See who Dr. Bjerk researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Bjerk works with, so you can find a warm path to the right pulmonologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Sonja M. Bjerk received $136 in industry payments from 2018 to 2022
CMS Open Payments shows 3 general payments to Dr. Bjerk from 2 drug and device companies from 2018 to 2022. Travel and lodging make up the largest share, 61% of the total. Boston Scientific Corporation paid the most, $117.
General payments to Dr. Bjerk by program year, 2018 to 2022
General payments to Dr. Bjerk by kind, 2018 to 2022
- Travel and lodging$8361%
- Food and beverage$5339%
Companies that paid Dr. Bjerk the most, 2018 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sonja M. Bjerk graduated from American University of the Caribbean School of Medicine
Dr. Bjerk graduated from American University of the Caribbean School of Medicine in 2005.
- Medical school
- Board certified in critical care medicine
- Board certified in pulmonary disease
Source: Dmand AI Professional Profile Data
Dr. Sonja M. Bjerk accepts plans from 18 insurance carriers
Dr. Bjerk is in network with 18 carriers, including United Healthcare, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Elevance
- Medica
- HCSC
- Aetna
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- +10 more carriersWith a free account
Plan types Dr. Bjerk accepts, by number of carriers
- PPO10
- HMO9
- Medicare7
- POS6
- EPO3
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Sonja M. Bjerk'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) |
| 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. Sonja M. Bjerk
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. Sonja M. Bjerk's NPI number?
Dr. Sonja M. Bjerk's NPI number is 1316012297. It was assigned on November 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Sonja M. Bjerk?
Dr. Sonja M. Bjerk is a pulmonologist in Deer River, Minnesota. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).
Where does Dr. Sonja M. Bjerk practice?
Dr. Bjerk practices at 115 10th Avenue Northeast, Deer River, MN 56636. Dr. Bjerk's primary practice is Essentia Health-Deer River in Deer River, Minnesota, part of Essentia Health. Dmand AI also links Dr. Bjerk to 4 hospitals, 1 home health agency, 1 senior living community and 1 medical group.
What is Dr. Sonja M. Bjerk's office phone number?
The practice phone on file for Dr. Bjerk is (218) 246-4200.
What is Dr. Sonja M. Bjerk's medical license number?
Dr. Bjerk's Minnesota license number on file is 51666, one of the licenses on file in 2 states.
Which states has Dr. Sonja M. Bjerk been licensed in?
Dmand AI has state licenses on file for Dr. Bjerk in Minnesota (2009 to 2025) and Wisconsin (2007 to 2025).
Which hospitals is Dr. Sonja M. Bjerk affiliated with?
Dr. Bjerk practices at Essentia Health-Deer River in Deer River, Minnesota. Dr. Bjerk is also affiliated with Essentia Health-Duluth (Miller-Dwan, Building D). Dmand AI links Dr. Bjerk to 4 more hospitals.
What medical group is Dr. Sonja M. Bjerk part of?
Dr. Bjerk is linked to Essentia Health-Duluth Clinic. Dmand AI links Dr. Bjerk to 1 more medical group.
Does Dr. Sonja M. Bjerk accept Medicare?
Yes. CMS data shows Dr. Bjerk billed Medicare for 363 services in 2024, and Dr. Bjerk accepts Medicare assignment.
Does Dr. Sonja M. Bjerk offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Bjerk as offering telehealth services.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Sonja M. Bjerk see?
CMS counts 150 Medicare patients who saw Dr. Bjerk in 2024, with an average age of 70.
Is Dr. Sonja M. Bjerk board certified?
Yes. Dr. Bjerk is board certified in critical care medicine by the American Board of Internal Medicine.
What services does Dr. Sonja M. Bjerk bill to Medicare?
In 2024, Dr. Bjerk's most billed Medicare services were office visit, established patient (99215), critical care (99291) and lung function service (94729).
Where did Dr. Sonja M. Bjerk go to medical school?
Dr. Bjerk graduated from American University of the Caribbean School of Medicine in 2005.
What drugs does Dr. Sonja M. Bjerk prescribe most?
In 2024 Medicare Part D data, Dr. Bjerk's most prescribed drugs by claims were Montelukast Sodium, Prednisone and Trelegy Ellipta.
Has Dr. Sonja M. Bjerk received payments from drug or device companies?
CMS Open Payments shows $136 in general payments to Dr. Bjerk from 2 companies from 2018 to 2022. The largest total came from Boston Scientific Corporation.
How long has Dr. Sonja M. Bjerk been practicing?
Dr. Bjerk graduated from medical school in 2005, 21 years ago.
Does Dr. Sonja M. Bjerk do research?
Dmand AI links 5 publications to Dr. Bjerk, published from 2012 to 2013.
Who does Dr. Sonja M. Bjerk publish with?
Dr. Bjerk's most frequent co-authors are Ken M. Kunisaki, MD (2 shared papers), Rebecca Asch-Kendrick (1 shared paper) and Richard Mitchell Dasheiff, MD (1 shared paper).
What insurance does Dr. Sonja M. Bjerk accept?
Dr. Bjerk is in network with 18 carriers, including United Healthcare, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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