Roya Hormozdiaran, MD,
NPI 1427245349 · Internal Medicine Physician · Irvine, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roya Hormozdiaran, MD, is a Internal Medicine Physician provider in Irvine, CA (NPI 1427245349).
Provider details
- NPI number
- 1427245349
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD,
- Sex
- Female
- Sole proprietor
- No
- License
- A96931 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 86 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 297 | 98 |
| Rosuvastatin Calcium | 234 | 78 |
| Levothyroxine Sodium | 219 | 63 |
| Losartan Potassium | 181 | 59 |
| Amlodipine Besylate | 136 | 53 |
| Atenolol | 88 | 26 |
| Terazosin Hcl | 86 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-09-25
- Last updated
- 2025-11-04
- Certified
- 2025-11-04
Frequently asked questions
- What is Roya Hormozdiaran's NPI number?
- Roya Hormozdiaran's National Provider Identifier (NPI) is 1427245349, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roya Hormozdiaran's specialty?
- Roya Hormozdiaran is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Roya Hormozdiaran located?
- Roya Hormozdiaran's practice location on file with NPPES is 62 Corporate Park Ste 130, Irvine, CA 92606-3132.
- What is Roya Hormozdiaran's phone number?
- The practice phone number listed in the NPPES registry for Roya Hormozdiaran is (949) 735-2155.
- Does Roya Hormozdiaran accept Medicare?
- Roya Hormozdiaran is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roya Hormozdiaran's NPI active?
- Yes — Roya Hormozdiaran's NPI (1427245349) is active in the NPPES registry as of the last update on 2025-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.