Alexander Samworth, M.D.
NPI 1851832117 · Anesthesiology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Samworth, M.D. is a Anesthesiology Physician provider in Chicago, IL (NPI 1851832117).
Provider details
- NPI number
- 1851832117
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036160089 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 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
121 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) |
|---|---|---|
| Daily Hospital Management of Continuous Spinal Drug Administration01996 | 27 | $66 |
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 25 | $61 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 20 | $221 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 15 | $94 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 12 | $117 |
| Anesthesia for Total Hip Replacement01214 | 11 | $291 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-03-19
- Last updated
- 2023-10-19
- Certified
- 2023-10-19
Frequently asked questions
- What is Alexander Samworth's NPI number?
- Alexander Samworth's National Provider Identifier (NPI) is 1851832117, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Samworth's specialty?
- Alexander Samworth is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Alexander Samworth located?
- Alexander Samworth's practice location on file with NPPES is 251 E Huron St, Chicago, IL 60611-2908.
- What is Alexander Samworth's phone number?
- The practice phone number listed in the NPPES registry for Alexander Samworth is (312) 926-2000.
- Does Alexander Samworth accept Medicare?
- Alexander Samworth is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Samworth's NPI active?
- Yes — Alexander Samworth's NPI (1851832117) is active in the NPPES registry as of the last update on 2023-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.