Doctor profile · Federal record
Dr. Sonja Bjerk, MD
Pulmonary Disease Physician (CMS: Pulmonary Disease) · Internal Medicine Physician · Internal Medicine Physician · Critical Care Medicine (Internal Medicine) Physician · Critical Care Medicine (Internal Medicine) Physician · Pulmonary Disease Physician · Duluth, MN
- NPI 1316012297
- Accepts Medicare
- 21 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
400 E 3Rd St, Essentia Health Duluth Clinic
Duluth, MN 558051951
(218) 786-3993
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- December 3, 2018
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207RP1001X — NUCC code
- State licenses (3)
- Minnesota #51666 · Wisconsin #50108 · Wisconsin #50108-20
- Medicaid (2)
- WI #34993200 · MN #1316012297
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1316012297. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
399
Distinct HCPCS
10
Medicare allowed
$41,615
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99292 |
Critical care, each additional 30 minutes | 82 | 31 | $101 | |
99291 |
Critical care, first 30-74 minutes | 80 | 36 | $202 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 44 | 27 | $137 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 42 | 24 | $114 | |
94729 |
Test to examine how well the lungs exchange gases | 40 | 40 | $8 | |
94726 |
Test to determine lung volumes using sensors | 38 | 38 | $12 | |
94060 |
Test to measure expiratory airflow and volume changes before and after medication administration | 28 | 27 | $10 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 16 | 14 | $172 | |
94010 |
Test to measure expiratory airflow and volume | 15 | 15 | $8 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 14 | 14 | $172 |
In context: peer comparison
Among 6 peers in Duluth Pulmonary Disease Physician, average services per provider: 53. This provider delivers 7.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
721
Patients
159
Total drug cost
$161,916
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Montelukast Sodium | Generic | 154 | 40 | $3,181 |
| Prednisone | Generic | 95 | 24 | $779 |
| Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) | Brand | 80 | 15 | $59,872 |
| Azithromycin | Generic | 58 | 21 | $1,154 |
| Spiriva Respimat (Tiotropium Bromide) | Brand | 49 | 0 | $29,661 |
| Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) | Brand | 47 | 0 | $26,889 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 42 | 19 | $1,864 |
| Ventolin Hfa (Albuterol Sulfate) | Brand | 42 | 14 | $2,959 |
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 34 | 11 | $23,511 |
| Fluticasone Propionate | Generic | 32 | 15 | $488 |
Hospital affiliations
Frequently asked questions
What is Dr. Sonja Bjerk's medical specialty?
Dr. Sonja Bjerk practices Pulmonary Disease Physician in Duluth, MN.
Where does Dr. Sonja Bjerk practice?
Dr. Sonja Bjerk practices at 400 E 3Rd St, Duluth, MN 558051951. Office phone: 2187863993.
What is Dr. Sonja Bjerk's NPI?
Dr. Sonja Bjerk's National Provider Identifier (NPI) is 1316012297, issued by NPPES.
Does Dr. Sonja Bjerk accept Medicare assignment?
Yes. Dr. Sonja Bjerk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sonja Bjerk commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99292); Critical care (HCPCS 99291); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.