Nisha Raiker
NPI 1639531858 · Cardiovascular Disease Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nisha Raiker is a Cardiovascular Disease Physician provider in Chicago, IL (NPI 1639531858).
Provider details
- NPI number
- 1639531858
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 125.068301 (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 tenure25% of score
10 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
2,898 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) |
|---|---|---|
| Anticoagulant Management of Patient Taking Warfarin93793 | 463 | $11 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 393 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 390 | $124 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 379 | $14 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 203 | $112 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 148 | 65 |
| Apixabanbrand: Eliquis | 123 | 35 |
| Carvedilol | 122 | 38 |
| Atorvastatin Calcium | 115 | 56 |
| Amlodipine Besylate | 87 | 37 |
| Losartan Potassium | 79 | 32 |
| Furosemide | 68 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$450 across 25 records (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
- 2016-03-26
- Last updated
- 2020-08-06
- Certified
- 2020-08-06
Frequently asked questions
- What is Nisha Raiker's NPI number?
- Nisha Raiker's National Provider Identifier (NPI) is 1639531858, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nisha Raiker's specialty?
- Nisha Raiker is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Nisha Raiker located?
- Nisha Raiker's practice location on file with NPPES is 240 E Huron St, Chicago, IL 60611-2909.
- What is Nisha Raiker's phone number?
- The practice phone number listed in the NPPES registry for Nisha Raiker is (312) 503-7975.
- Does Nisha Raiker accept Medicare?
- Nisha Raiker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nisha Raiker's NPI active?
- Yes — Nisha Raiker's NPI (1639531858) is active in the NPPES registry as of the last update on 2020-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.