Isolde Butler, MD, MPH
NPI 1639348915 · Internal Medicine Physician · New Orleans, LA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Isolde Butler, MD, MPH is a Internal Medicine Physician provider in New Orleans, LA (NPI 1639348915).
Provider details
- NPI number
- 1639348915
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MPH
- Sex
- Female
- Sole proprietor
- No
- License
- 202651 (LA)
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 tenure33% of score
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 122 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 257 | 36 |
| Atorvastatin Calcium | 226 | 33 |
| Amlodipine Besylate | 195 | 35 |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 180 | 28 |
| Omeprazole | 144 | 23 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 127 | 24 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$168 across 9 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)
- 2515 Canal StNew Orleans, LA 70119-6435Phone: (504) 821-2601Fax: (888) 736-9806
Registry dates
- Enumerated
- 2008-02-21
- Last updated
- 2026-04-17
- Certified
- 2026-04-17
Frequently asked questions
- What is Isolde Butler's NPI number?
- Isolde Butler's National Provider Identifier (NPI) is 1639348915, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isolde Butler's specialty?
- Isolde Butler is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Isolde Butler located?
- Isolde Butler's practice location on file with NPPES is 1631 Elysian Fields Ave, New Orleans, LA 70117-8208.
- What is Isolde Butler's phone number?
- The practice phone number listed in the NPPES registry for Isolde Butler is (504) 821-2601.
- Does Isolde Butler accept Medicare?
- Isolde Butler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Isolde Butler's NPI active?
- Yes — Isolde Butler's NPI (1639348915) is active in the NPPES registry as of the last update on 2026-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.