Physician Profile
Unclaimed ProfileAbout CARLSON
Mark O. Carlson, M.D. is a healthcare provider in Sioux City, IA specialising in internal medicine. Mark trained at University of Minnesota Medical School, graduating in 1986. According to Medicare claims data, Mark cared for 1,751 Medicare patients across 2,608 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What is Dr. Carlson's specialty?
Dr. Carlson is an internal medicine in Sioux City, IA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
Where can I find Dr. Carlson?
Dr. Carlson is listed at 1605 DOUGLAS ST, Sioux City, IA 51105. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Carlson?
The number on file is (712) 234-1005. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Carlson's NPI number?
Dr. Carlson's National Provider Identifier is 1609837368. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Carlson's medical education?
Dr. Carlson attended University of Minnesota Medical School, graduating in 1986. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Carlson been practising?
Dr. Carlson has 40 years experience. Calculated from a graduation year of 1986, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Carlson known for?
According to Medicare billing data, Dr. Carlson performs procedures including insertion of needle into vein for collection of blood sample and removal of impacted ear wax; reads or performs imaging such as dxa bone density measurement of hip, pelvis, spine; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and test to measure rate of airflow, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Carlson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Carlson. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (712) 234-1005
- Email not available
Practice Locations
1605 DOUGLAS ST
Sioux City, IA 51105
Procedures Most Often Billed to Medicare
2,608 services · 1,751 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
381 |
| Removal of impacted ear wax | Procedure | 69210 |
16 |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
17 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
133 |
| Test to measure rate of airflow | Treatment | 94375 |
113 |
| Test for balance and posture | Treatment | 92548 |
102 |
| Ultrasound study of arm and leg arteries | Treatment | 93922 |
100 |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician | Treatment | 93015 |
71 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
40 |
| Injection, ceftriaxone sodium, per 250 mg | Drug given | J0696 |
128 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Other internal medicines in Sioux City 8
Same specialty, same city.
Trained at University of Minnesota Medical School 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 1986 at University of Minnesota Medical School 7
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in IA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.