Jacob Marganski, M.D.
NPI 1245679158 · Emergency Medicine Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jacob Marganski, M.D. is a Emergency Medicine Physician provider in Saint Louis, MO (NPI 1245679158).
Provider details
- NPI number
- 1245679158
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 2013020131 (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 tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
402 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 158 | $8 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 118 | $171 |
| Critical Care, First 30-74 Minutes99291 | 39 | $210 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 37 | $119 |
| Electrocardiogram (ecg) 1 to 3 Leads With Review By Physician Only93042 | 34 | $6 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 16 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefdinir | 59 | 58 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 43 | 43 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 31 | 31 |
| Ondansetronbrand: Ondansetron Odt | 31 | 31 |
| Azithromycin | 22 | 22 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 18 | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-06-24
- Last updated
- 2019-10-01
Frequently asked questions
- What is Jacob Marganski's NPI number?
- Jacob Marganski's National Provider Identifier (NPI) is 1245679158, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jacob Marganski's specialty?
- Jacob Marganski is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jacob Marganski located?
- Jacob Marganski's practice location on file with NPPES is 4901 Forest Park Ave, Saint Louis, MO 63108-1402.
- What is Jacob Marganski's phone number?
- The practice phone number listed in the NPPES registry for Jacob Marganski is (314) 747-3000.
- Does Jacob Marganski accept Medicare?
- Jacob Marganski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jacob Marganski's NPI active?
- Yes — Jacob Marganski's NPI (1245679158) is active in the NPPES registry as of the last update on 2019-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.