Nirmal Aras, M.D.
NPI 1477087567 · Anesthesiology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nirmal Aras, M.D. is a Anesthesiology Physician provider in Chicago, IL (NPI 1477087567).
Provider details
- NPI number
- 1477087567
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 1250711796 (IL)
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
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
160 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) |
|---|---|---|
| Anesthesia for Lens Surgery00142 | 41 | $72 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 25 | $85 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 18 | $91 |
| Injection of Anesthetic Agent And/Or Steroid Into Arm Nerve Bundle (brachial Plexus)64415 | 17 | $71 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 14 | $107 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 12 | $202 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$17 across 1 record (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
Registry dates
- Enumerated
- 2017-04-14
- Last updated
- 2018-10-31
Frequently asked questions
- What is Nirmal Aras's NPI number?
- Nirmal Aras's National Provider Identifier (NPI) is 1477087567, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nirmal Aras's specialty?
- Nirmal Aras is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Nirmal Aras located?
- Nirmal Aras's practice location on file with NPPES is 5841 S Maryland Ave # Mc4028, Chicago, IL 60637.
- What is Nirmal Aras's phone number?
- The practice phone number listed in the NPPES registry for Nirmal Aras is (773) 702-6842.
- Does Nirmal Aras accept Medicare?
- Nirmal Aras is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nirmal Aras's NPI active?
- Yes — Nirmal Aras's NPI (1477087567) is active in the NPPES registry as of the last update on 2018-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.