Mark D. Carlson, M.D.
NPI 1184736498ActiveIndividual· Internal Medicine· Pittsburg, KS
Internal Medicine (M.D.) in Pittsburg, Kansas, trained at University of Kansas School of Med (Kc/Wich/Sal) (class of 1987). Their prescriptions cost Medicare Part D more than their services did: $623,700 for 6,391 claims, against $161,013 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 9 companies reporting payments in 2025, $566.78 in all, mostly food and beverage.
Overview
| NPI | 1184736498 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 31, 2006 |
| Last updated in NPPES | Mar 3, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 04-22890 | KS |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (KS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 667 |
|---|---|
| Services billed | 3,309 across 80 procedure codes |
| Paid by Medicare | $161,013 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,391 · 12,031 30-day fills |
|---|---|
| Patients | 414 |
| Total drug cost | $623,700 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Kansas School of Med (Kc/Wich/Sal) |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Internal Medicine |
Medical groups
- Mercy Clinic Pittsburg LLCPittsburg, KS · 44 clinicians
- Pittsburg Internal Medicine PAPittsburg, KS · 2 clinicians
Hospital affiliations
- Freeman Health System - Freeman WestJoplin, MO
- Mercy Hospital Pittsburg, IncPittsburg, KS
- University of Kansas HospitalKansas City, KS
Other facilities
- Angels Care Home HealthHome health agency · Chanute, KS
- Ascension at HomeHome health agency · Pittsburg, KS
- GentivaHospice · Pittsburg, KS
- Harry Hynes Memorial HospiceHospice · Wichita, KS
- Via Christi Village PittsburgNursing home · Pittsburg, KS
Industry payments (Open Payments)
- 2025$566.78 · 23 payments from 9 companies
- 2024$210.64 · 13 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $185.14 | 8 |
| Lilly USA, LLC | $141.93 | 2 |
| Abbvie Inc. | $67.79 | 4 |
| Amgen Inc. | $44.80 | 3 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $41.20 | 2 |
What the 2025 payments were for
- Food and Beverage$566.78 · 23 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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