Mohamad Atassi, MD
NPI 1073508172 · Cardiovascular Disease Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mohamad Atassi, MD is a Cardiovascular Disease Physician provider in Chicago, IL (NPI 1073508172).
Provider details
- NPI number
- 1073508172
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036062020 (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
21 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
905 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 551 | $131 |
| Blood Test, Clotting Time85610 | 80 | $4 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 74 | $199 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 72 | $8 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 35 | $171 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 58 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 345 | 112 |
| Metoprolol Succinate | 336 | 121 |
| Atorvastatin Calcium | 334 | 135 |
| Losartan Potassium | 286 | 93 |
| Carvedilol | 180 | 62 |
| Apixabanbrand: Eliquis | 173 | 46 |
| Ezetimibe | 153 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$409 across 20 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
- 2005-09-14
- Last updated
- 2021-12-10
- Certified
- 2021-12-10
Frequently asked questions
- What is Mohamad Atassi's NPI number?
- Mohamad Atassi's National Provider Identifier (NPI) is 1073508172, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mohamad Atassi's specialty?
- Mohamad Atassi is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Mohamad Atassi located?
- Mohamad Atassi's practice location on file with NPPES is 6625 S Pulaski Rd, Chicago, IL 60629-5137.
- What is Mohamad Atassi's phone number?
- The practice phone number listed in the NPPES registry for Mohamad Atassi is (773) 585-1555.
- Does Mohamad Atassi accept Medicare?
- Mohamad Atassi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mohamad Atassi's NPI active?
- Yes — Mohamad Atassi's NPI (1073508172) is active in the NPPES registry as of the last update on 2021-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.