Allison Oberst, MD
NPI 1174187926 · Emergency Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allison Oberst, MD is a Emergency Medicine Physician provider in Chicago, IL (NPI 1174187926).
Provider details
- NPI number
- 1174187926
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 125-073710 (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
7 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
688 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 324 | $192 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 299 | $132 |
| Critical Care, First 30-74 Minutes99291 | 30 | $230 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 23 | $77 |
| Emergency Department Visit With Straightforward Medical Decision Making99282 | 12 | $46 |
Typical Medicare-allowed amounts for these services range $46–$230 (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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methylprednisolone | 64 | 64 |
| Cephalexin | 45 | 44 |
| Ondansetronbrand: Ondansetron Odt | 44 | 44 |
| Cyclobenzaprine Hcl | 40 | 40 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 26 | 26 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 24 | 24 |
| Prednisone | 24 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-04-26
- Last updated
- 2024-08-28
- Certified
- 2024-08-28
Frequently asked questions
- What is Allison Oberst's NPI number?
- Allison Oberst's National Provider Identifier (NPI) is 1174187926, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allison Oberst's specialty?
- Allison Oberst is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Allison Oberst located?
- Allison Oberst's practice location on file with NPPES is 7435 W Talcott Ave, Chicago, IL 60631-3707.
- What is Allison Oberst's phone number?
- The practice phone number listed in the NPPES registry for Allison Oberst is (773) 792-7921.
- Does Allison Oberst accept Medicare?
- Allison Oberst is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allison Oberst's NPI active?
- Yes — Allison Oberst's NPI (1174187926) is active in the NPPES registry as of the last update on 2024-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.