Doctor profile · Federal record
Dr. Mark Carlson, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Sioux City, IA
- NPI 1609837368
- Accepts Medicare
- 40 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1605 Douglas St
Sioux City, IA 511051109
(712) 234-1005
fax (712) 234-0015
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- November 22, 2012
- Year of graduation
- 1986 — 40 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Iowa #27247
- Medicaid (3)
- NE #10025457800 · SD #6004143 · IA #2059956
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1609837368. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,154
Distinct HCPCS
10
Medicare allowed
$127,485
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 478 | 120 | $117 | |
36415 |
Insertion of needle into vein for collection of blood sample | 333 | 124 | $8 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 114 | 100 | $13 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 98 | 98 | $119 | |
94375 |
Test to measure rate of airflow | 95 | 91 | $35 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 93 | 15 | $1 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 91 | 86 | $165 | |
92548 |
Test for balance and posture | 90 | 90 | $44 | |
93922 |
Ultrasound study of arm and leg arteries | 88 | 88 | $74 | |
G0442 |
Annual alcohol misuse screening, 5 to 15 minutes | 87 | 87 | $17 |
In context: peer comparison
Among 7 peers in Sioux City Internal Medicine Physician, average services per provider: 108. This provider delivers 20× the peer median.Open Payments
Industry payments received
All-time total
$5,659
Transactions
56
Manufacturers
14
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Amgen INC. | 22 | $4,848.59 | |
| AstraZeneca Pharmaceuticals Lp | 9 | $329.38 | |
| Bayer Healthcare Pharmaceuticals INC. | 2 | $116.95 | |
| Esperion Therapeutics, INC. | 4 | $74.47 | |
| Novo Nordisk INC | 4 | $61.80 | |
| Pfizer INC. | 3 | $49.51 | |
| Astellas Pharma US INC | 2 | $35.45 | |
| Exact Sciences Corporation | 2 | $34.42 | |
| Radius Health, INC. | 2 | $28.67 | |
| Mayne Pharma Commercial LLC | 2 | $20.75 | |
| Azurity Pharmaceuticals, INC. | 1 | $19.12 | |
| Ardelyx, INC. | 1 | $13.69 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $13.36 | |
| GlaxoSmithKline, LLC. | 1 | $13.16 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,373
Patients
321
Total drug cost
$38,708
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Telmisartan | Generic | 202 | 46 | $9,954 |
| Rosuvastatin Calcium | Generic | 198 | 52 | $4,284 |
| Atorvastatin Calcium | Generic | 123 | 31 | $1,636 |
| Levothyroxine Sodium | Generic | 101 | 31 | $1,351 |
| Nebivolol Hcl | Generic | 90 | 23 | $7,430 |
| Amlodipine Besylate | Generic | 88 | 21 | $768 |
| Furosemide | Generic | 87 | 16 | $656 |
| Pantoprazole Sodium | Generic | 86 | 18 | $1,548 |
| Metoprolol Succinate | Generic | 72 | 16 | $1,219 |
| Niacin ER (Niacin) | Brand | 71 | 0 | $4,311 |
Frequently asked questions
What is Dr. Mark Carlson's medical specialty?
Dr. Mark Carlson practices Internal Medicine Physician in Sioux City, IA.
Where does Dr. Mark Carlson practice?
Dr. Mark Carlson practices at 1605 Douglas St, Sioux City, IA 511051109. Office phone: 7122341005.
What is Dr. Mark Carlson's NPI?
Dr. Mark Carlson's National Provider Identifier (NPI) is 1609837368, issued by NPPES.
Does Dr. Mark Carlson accept Medicare assignment?
Yes. Dr. Mark Carlson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Carlson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.