Hisham Sadek, MD
NPI 1619941614 · Psychiatry Physician · Chicago, IL
Hisham Sadek, MD is a Psychiatry Physician provider in Chicago, IL (NPI 1619941614).
Provider details
- NPI number
- 1619941614
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
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
20 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
503 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 433 | $86 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 33 | $122 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 19 | $126 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 18 | $188 |
Typical Medicare-allowed amounts for these services range $86–$188 (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 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 243 | 37 |
| Hydroxyzine Hcl | 173 | 53 |
| Alprazolam | 159 | 35 |
| Clonazepam | 150 | 22 |
| Mirtazapine | 142 | 46 |
| Lorazepam | 116 | 31 |
| Trazodone Hcl | 92 | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$434 across 18 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
- 2006-02-15
- Last updated
- 2008-04-02
Frequently asked questions
- What is Hisham Sadek's NPI number?
- Hisham Sadek's National Provider Identifier (NPI) is 1619941614, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hisham Sadek's specialty?
- Hisham Sadek is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Hisham Sadek located?
- Hisham Sadek's practice location on file with NPPES is 2004 N Pulaski Rd, Chicago, IL 60639.
- What is Hisham Sadek's phone number?
- The practice phone number listed in the NPPES registry for Hisham Sadek is (773) 772-8876.
- Is Hisham Sadek's NPI active?
- Yes — Hisham Sadek's NPI (1619941614) is active in the NPPES registry as of the last update on 2008-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.