Oliver Aregullin, MD
NPI 1275882599 · Interventional Cardiology Physician · Austin, TX
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Oliver Aregullin, MD is a Interventional Cardiology Physician provider in Austin, TX (NPI 1275882599).
Provider details
- NPI number
- 1275882599
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 110254 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
- Interventional Cardiology Physician207RI0011X
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
13 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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,026 across 22 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)
- 333 N Santa Rosa Ste 900San Antonio, TX 78207-3108Phone: (210) 704-8829Fax: (000) 000-0002
Registry dates
- Enumerated
- 2012-08-31
- Last updated
- 2025-12-29
- Certified
- 2025-12-29
Frequently asked questions
- What is Oliver Aregullin's NPI number?
- Oliver Aregullin's National Provider Identifier (NPI) is 1275882599, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Oliver Aregullin's specialty?
- Oliver Aregullin is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Oliver Aregullin located?
- Oliver Aregullin's practice location on file with NPPES is 9835 N Lake Creek Pkwy, Austin, TX 78717-6210.
- What is Oliver Aregullin's phone number?
- The practice phone number listed in the NPPES registry for Oliver Aregullin is (737) 229-3500.
- Does Oliver Aregullin accept Medicare?
- Oliver Aregullin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Oliver Aregullin's NPI active?
- Yes — Oliver Aregullin's NPI (1275882599) is active in the NPPES registry as of the last update on 2025-12-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.