Laya Nasrollah
NPI 1558673566 · Gastroenterology Physician · Camarillo, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Laya Nasrollah is a Gastroenterology Physician provider in Camarillo, CA (NPI 1558673566).
Provider details
- NPI number
- 1558673566
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- Yes
- License
- A142119 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 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
2,420 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) |
|---|---|---|
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, Each Additional 20 Minutes99458 | 216 | $42 |
| Moderate Sedation Services Provided By the Same Physician Or Other Qualified Health Care Professional Performing a Gastrointestinal Endoscopic Service That Sedation Supports, Requiring the Presence of an Independent Trained Observer to Assist in the MonitoG0500 | 216 | $5 |
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99439 | 210 | $49 |
| 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 | 207 | $17 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 93 | 87 |
| Omeprazole | 82 | 42 |
| Linaclotidebrand: Linzess | 52 | 19 |
| Famotidine | 37 | — |
| Pantoprazole Sodium | 34 | 11 |
| Ondansetron Hcl | 28 | — |
| Mesalamine | 22 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$254 across 8 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
- 2010-07-07
- Last updated
- 2023-07-17
- Certified
- 2023-07-17
Frequently asked questions
- What is Laya Nasrollah's NPI number?
- Laya Nasrollah's National Provider Identifier (NPI) is 1558673566, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Laya Nasrollah's specialty?
- Laya Nasrollah is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Laya Nasrollah located?
- Laya Nasrollah's practice location on file with NPPES is 5800 Santa Rosa Rd Ste 149, Camarillo, CA 93012-7061.
- What is Laya Nasrollah's phone number?
- The practice phone number listed in the NPPES registry for Laya Nasrollah is (805) 469-8900.
- Does Laya Nasrollah accept Medicare?
- Laya Nasrollah is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Laya Nasrollah's NPI active?
- Yes — Laya Nasrollah's NPI (1558673566) is active in the NPPES registry as of the last update on 2023-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.