Mark Katsaros, D.O.
NPI 1306894019 · Emergency Medicine Physician · Jefferson City, MO
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Katsaros, D.O. is a Emergency Medicine Physician provider in Jefferson City, MO (NPI 1306894019).
Provider details
- NPI number
- 1306894019
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 114695 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 70 | 62 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 69 | 67 |
| Cephalexin | 68 | 68 |
| Methylprednisolone | 52 | 51 |
| Azithromycin | 40 | 36 |
| Doxycycline Hyclate | 31 | 31 |
| Amoxicillin | 28 | 28 |
Practice location
Mailing address
Additional practice locations (1)
- 1515 Union AveMoberly, MO 65270-9407Phone: (660) 263-8400
Registry dates
- Enumerated
- 2006-05-05
- Last updated
- 2024-05-29
- Certified
- 2024-05-29
Frequently asked questions
- What is Mark Katsaros's NPI number?
- Mark Katsaros's National Provider Identifier (NPI) is 1306894019, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Katsaros's specialty?
- Mark Katsaros is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Katsaros located?
- Mark Katsaros's practice location on file with NPPES is 3527 W Truman Blvd, Jefferson City, MO 65109-5901.
- What is Mark Katsaros's phone number?
- The practice phone number listed in the NPPES registry for Mark Katsaros is (573) 882-8910.
- Does Mark Katsaros accept Medicare?
- Mark Katsaros is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Katsaros's NPI active?
- Yes — Mark Katsaros's NPI (1306894019) is active in the NPPES registry as of the last update on 2024-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.