James Sieradzki, M.D.
NPI 1578723185 · Orthopaedic Surgery Physician · South Bend, IN
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Sieradzki, M.D. is a Orthopaedic Surgery Physician provider in South Bend, IN (NPI 1578723185).
Provider details
- NPI number
- 1578723185
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 01066672A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,803 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 377 | $119 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 288 | $65 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 243 | $84 |
| X-Ray of Knee, 4 Or More Views73564 | 222 | $49 |
| X-Ray of Hip, 2-3 Views73502 | 175 | $43 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Chlorhexidine Gluconate | 136 | 130 |
| Mupirocin | 133 | 129 |
| Meloxicam | 111 | 53 |
| Amoxicillin | 50 | 33 |
| Omeprazole | 47 | 32 |
| Methylprednisolone | 38 | 32 |
| Diclofenac Sodium | 29 | 24 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$289 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (3)
- 303 S Nappanee StElkhart, IN 46514-2066Phone: (574) 247-9441
- 60160 Bodnar BlvdMishawaka, IN 46544-9338Phone: (574) 247-9441
- 2349 Lake AvePlymouth, IN 46563-7835Phone: (574) 247-9441
Registry dates
- Enumerated
- 2008-06-17
- Last updated
- 2024-09-05
- Certified
- 2024-09-05
Frequently asked questions
- What is James Sieradzki's NPI number?
- James Sieradzki's National Provider Identifier (NPI) is 1578723185, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Sieradzki's specialty?
- James Sieradzki is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is James Sieradzki located?
- James Sieradzki's practice location on file with NPPES is 53880 Carmichael Dr, South Bend, IN 46635-1567.
- What is James Sieradzki's phone number?
- The practice phone number listed in the NPPES registry for James Sieradzki is (574) 247-9441.
- Does James Sieradzki accept Medicare?
- James Sieradzki is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Sieradzki's NPI active?
- Yes — James Sieradzki's NPI (1578723185) is active in the NPPES registry as of the last update on 2024-09-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.