Gillian Bassirpour, MD
NPI 1811216765 · Allergy Physician · Aliso Viejo, CA
Gillian Bassirpour, MD is a Allergy Physician provider in Aliso Viejo, CA (NPI 1811216765).
Provider details
- NPI number
- 1811216765
- Entity type
- Individual
- Primary specialty
- Allergy PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- C174521 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
16 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.
$870 across 31 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)
- 2549 Eastbluff Dr Unit 456Newport Beach, CA 92660-3500Phone: (949) 385-6800
Registry dates
- Enumerated
- 2010-05-18
- Last updated
- 2023-09-12
- Certified
- 2023-09-12
Frequently asked questions
- What is Gillian Bassirpour's NPI number?
- Gillian Bassirpour's National Provider Identifier (NPI) is 1811216765, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gillian Bassirpour's specialty?
- Gillian Bassirpour is listed in the NPPES registry with a primary specialty of Allergy Physician (Allopathic & Osteopathic Physicians).
- Where is Gillian Bassirpour located?
- Gillian Bassirpour's practice location on file with NPPES is 2 Journey Ste 201, Aliso Viejo, CA 92656-3373.
- What is Gillian Bassirpour's phone number?
- The practice phone number listed in the NPPES registry for Gillian Bassirpour is (949) 287-4900.
- Is Gillian Bassirpour's NPI active?
- Yes — Gillian Bassirpour's NPI (1811216765) is active in the NPPES registry as of the last update on 2023-09-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.