John Freiberg, MD
NPI 1609812791 · Neurology Physician · Merrero, LA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Freiberg, MD is a Neurology Physician provider in Merrero, LA (NPI 1609812791).
Provider details
- NPI number
- 1609812791
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 09231R (LA)
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
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
259 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 | 128 | $113 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 61 | $75 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 57 | $164 |
| Critical Care, First 30-74 Minutes99291 | 13 | $206 |
Typical Medicare-allowed amounts for these services range $75–$206 (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 · 31 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Alprazolam | 55 |
| Lacosamide | 52 |
| Levetiracetam | 37 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 36 |
| Morphine Sulfatebrand: Morphine Sulfate Er | 36 |
| Clonazepam | 35 |
| Mirtazapine | 33 |
| Topiramate | 31 |
| Baclofen | 27 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$89 across 5 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
- 2006-06-20
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Freiberg's NPI number?
- John Freiberg's National Provider Identifier (NPI) is 1609812791, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Freiberg's specialty?
- John Freiberg is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is John Freiberg located?
- John Freiberg's practice location on file with NPPES is 1111 Medical Center Blvd, Merrero, LA 70072.
- What is John Freiberg's phone number?
- The practice phone number listed in the NPPES registry for John Freiberg is (504) 340-6976.
- Does John Freiberg accept Medicare?
- John Freiberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Freiberg's NPI active?
- Yes — John Freiberg's NPI (1609812791) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.