Smain Sadok, M.D
NPI 1891916383 · Family Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Smain Sadok, M.D is a Family Medicine Physician provider in Chicago, IL (NPI 1891916383).
Provider details
- NPI number
- 1891916383
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036117726 (IL)
Specialties & taxonomies
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
19 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
2,917 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 1,113 | $110 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 778 | $76 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 240 | $185 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 163 | $131 |
| Blood Glucose (sugar) Level82947 | 111 | $4 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 200 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,807 | 224 |
| Amlodipine Besylate | 1,055 | 123 |
| Furosemide | 742 | 79 |
| Metoprolol Succinate | 720 | 77 |
| Losartan Potassium | 705 | 98 |
| Apixabanbrand: Eliquis | 695 | 64 |
| Donepezil Hcl | 690 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,373 across 60 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
- 2007-05-01
- Last updated
- 2020-07-28
- Certified
- 2020-07-28
Frequently asked questions
- What is Smain Sadok's NPI number?
- Smain Sadok's National Provider Identifier (NPI) is 1891916383, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Smain Sadok's specialty?
- Smain Sadok is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Smain Sadok located?
- Smain Sadok's practice location on file with NPPES is 3844 W 63rd St, Chicago, IL 60629-4624.
- What is Smain Sadok's phone number?
- The practice phone number listed in the NPPES registry for Smain Sadok is (773) 284-8601.
- Does Smain Sadok accept Medicare?
- Smain Sadok is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Smain Sadok's NPI active?
- Yes — Smain Sadok's NPI (1891916383) is active in the NPPES registry as of the last update on 2020-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.