Sarah Schiazza, DO
NPI 1699269274 · Hospitalist Physician · Naperville, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Schiazza, DO is a Hospitalist Physician provider in Naperville, IL (NPI 1699269274).
Provider details
- NPI number
- 1699269274
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 036.156574 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
461 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) |
|---|---|---|
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 344 | $178 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 71 | $130 |
| Critical Care, First 30-74 Minutes99291 | 31 | $219 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 15 | $78 |
Typical Medicare-allowed amounts for these services range $78–$219 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (2)
- 150 W High StMorris, IL 60450-1497Phone: (815) 942-2932Fax: (815) 416-6097
- 10800 Knights RdPhiladelphia, PA 19114-4200Phone: (215) 612-5161
Registry dates
- Enumerated
- 2018-06-18
- Last updated
- 2024-03-12
- Certified
- 2024-03-12
Frequently asked questions
- What is Sarah Schiazza's NPI number?
- Sarah Schiazza's National Provider Identifier (NPI) is 1699269274, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Schiazza's specialty?
- Sarah Schiazza is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Sarah Schiazza located?
- Sarah Schiazza's practice location on file with NPPES is 801 S Washington St, Naperville, IL 60540-7499.
- What is Sarah Schiazza's phone number?
- The practice phone number listed in the NPPES registry for Sarah Schiazza is (630) 527-3000.
- Does Sarah Schiazza accept Medicare?
- Sarah Schiazza is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Schiazza's NPI active?
- Yes — Sarah Schiazza's NPI (1699269274) is active in the NPPES registry as of the last update on 2024-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.