Mahmood Alnahass, MD
NPI 1497756720 · Neurology Physician · Valparaiso, IN
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mahmood Alnahass, MD is a Neurology Physician provider in Valparaiso, IN (NPI 1497756720).
Provider details
- NPI number
- 1497756720
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 01055878A (IN)
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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,474 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 | 826 | $123 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 374 | $87 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 128 | $159 |
| Measurement of Brain Wave Activity (eeg), Awake and Drowsy95816 | 54 | $358 |
| Measurement of Brain Wave Activity (eeg), Awake and Asleep95819 | 37 | $410 |
| Needle Measurement of Electrical Activity in Arm Or Leg Muscles, Limited Study |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 85 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Memantine Hcl | 537 | 139 |
| Gabapentin | 477 | 126 |
| Levetiracetam | 469 | 120 |
| Donepezil Hcl | 378 | 102 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 346 | 88 |
| Topiramate | 192 | 39 |
| Lacosamide | 191 | 20 |
| Pregabalin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,568 across 172 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
Additional practice locations (1)
- 759 45th St Ste 104Munster, IN 46321-2939Phone: (219) 836-3301Fax: (219) 836-7523
Registry dates
- Enumerated
- 2005-08-09
- Last updated
- 2025-12-01
- Certified
- 2025-12-01
Frequently asked questions
- What is Mahmood Alnahass's NPI number?
- Mahmood Alnahass's National Provider Identifier (NPI) is 1497756720, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mahmood Alnahass's specialty?
- Mahmood Alnahass is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Mahmood Alnahass located?
- Mahmood Alnahass's practice location on file with NPPES is 1551 Sturdy Rd, Valparaiso, IN 46383-7883.
- What is Mahmood Alnahass's phone number?
- The practice phone number listed in the NPPES registry for Mahmood Alnahass is (219) 531-6571.
- Does Mahmood Alnahass accept Medicare?
- Mahmood Alnahass is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mahmood Alnahass's NPI active?
- Yes — Mahmood Alnahass's NPI (1497756720) is active in the NPPES registry as of the last update on 2025-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.