Roxana Wiswell, MD
NPI 1578183422 · Hospitalist Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roxana Wiswell, MD is a Hospitalist Physician provider in Chicago, IL (NPI 1578183422).
Provider details
- NPI number
- 1578183422
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 125.075470 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
6 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
44 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 Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 25 | $136 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 19 | $179 |
Typical Medicare-allowed amounts for these services range $136–$179 (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.
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 |
|---|---|---|
| Atorvastatin Calcium | 42 | 15 |
| Amlodipine Besylate | 32 | 13 |
| Hydrochlorothiazide | 19 | — |
| Spironolactone | 19 | — |
| Gabapentin | 18 | — |
| Lisinopril | 15 | — |
| Pantoprazole Sodium | 14 |
Practice location
Mailing address
Additional practice locations (1)
- 5841 S Maryland Ave Ste Mc7082Chicago, IL 60637-1465Phone: (773) 702-6840Fax: (773) 702-2230
Registry dates
- Enumerated
- 2020-04-21
- Last updated
- 2024-10-03
- Certified
- 2024-10-03
Frequently asked questions
- What is Roxana Wiswell's NPI number?
- Roxana Wiswell's National Provider Identifier (NPI) is 1578183422, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roxana Wiswell's specialty?
- Roxana Wiswell is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Roxana Wiswell located?
- Roxana Wiswell's practice location on file with NPPES is 251 E Huron St Ste 16-738, Chicago, IL 60611-3055.
- What is Roxana Wiswell's phone number?
- The practice phone number listed in the NPPES registry for Roxana Wiswell is (312) 926-5924.
- Does Roxana Wiswell accept Medicare?
- Roxana Wiswell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roxana Wiswell's NPI active?
- Yes — Roxana Wiswell's NPI (1578183422) is active in the NPPES registry as of the last update on 2024-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.