Gerald Calegan, MD
NPI 1902873516 · Neurology Physician · Baton Rouge, LA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gerald Calegan, MD is a Neurology Physician provider in Baton Rouge, LA (NPI 1902873516).
Provider details
- NPI number
- 1902873516
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 24995 (AL)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,847 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 423 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 359 | $84 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 282 | $59 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 190 | $117 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 119 | $206 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 64 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 1,088 | 278 |
| Pimavanserin Tartratebrand: Nuplazid | 459 | 54 |
| Carbidopa/Levodopabrand: Rytary | 410 | 63 |
| Clonazepam | 375 | 59 |
| Rasagiline Mesylate | 291 | 71 |
| Memantine Hcl | 251 | 69 |
| Propranolol Hcl | 240 | 61 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$57,423 across 396 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
- 2006-03-02
- Last updated
- 2018-05-31
Frequently asked questions
- What is Gerald Calegan's NPI number?
- Gerald Calegan's National Provider Identifier (NPI) is 1902873516, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gerald Calegan's specialty?
- Gerald Calegan is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Gerald Calegan located?
- Gerald Calegan's practice location on file with NPPES is 10101 Park Rowe Ave, Baton Rouge, LA 70810.
- What is Gerald Calegan's phone number?
- The practice phone number listed in the NPPES registry for Gerald Calegan is (225) 769-2200.
- Does Gerald Calegan accept Medicare?
- Gerald Calegan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gerald Calegan's NPI active?
- Yes — Gerald Calegan's NPI (1902873516) is active in the NPPES registry as of the last update on 2018-05-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.