Mounzer Yassin-Kassab, M.D.
NPI 1073557310 · Vascular Neurology Physician · East Lansing, MI
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mounzer Yassin-Kassab, M.D. is a Vascular Neurology Physician provider in East Lansing, MI (NPI 1073557310).
Provider details
- NPI number
- 1073557310
- Entity type
- Individual
- Primary specialty
- Vascular Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301084757 (MI)
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
20 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
301 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 Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 121 | $106 |
| Critical Care, First 30-74 Minutes99291 | 58 | $188 |
| Measurement of Brain Wave Activity (eeg), Awake and Drowsy95816 | 43 | $50 |
| Measurement of Brain Wave Activity (eeg), Awake and Asleep95819 | 39 | $50 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 25 | $70 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 15 | $156 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$110,519 across 169 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
- 2006-06-16
- Last updated
- 2023-06-29
- Certified
- 2023-06-29
Frequently asked questions
- What is Mounzer Yassin-Kassab's NPI number?
- Mounzer Yassin-Kassab's National Provider Identifier (NPI) is 1073557310, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mounzer Yassin-Kassab's specialty?
- Mounzer Yassin-Kassab is listed in the NPPES registry with a primary specialty of Vascular Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Mounzer Yassin-Kassab located?
- Mounzer Yassin-Kassab's practice location on file with NPPES is 804 Service Rd Ste A217, East Lansing, MI 48824-7015.
- What is Mounzer Yassin-Kassab's phone number?
- The practice phone number listed in the NPPES registry for Mounzer Yassin-Kassab is (517) 353-8122.
- Does Mounzer Yassin-Kassab accept Medicare?
- Mounzer Yassin-Kassab is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mounzer Yassin-Kassab's NPI active?
- Yes — Mounzer Yassin-Kassab's NPI (1073557310) is active in the NPPES registry as of the last update on 2023-06-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.