Doctor profile · Federal record

Dr. Laya Nasrollah

Gastroenterology Physician (CMS: Gastroenterology) · Camarillo, CA

  • NPI 1558673566
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5800 Santa Rosa RD Ste 149
Camarillo, CA 930127061
(805) 469-8900
fax (805) 469-8920
Mailing address
1501 N Campbell Ave Rm 6336
Tucson, AZ 857245040

Credentials & registration

NPPES · NUCC
NPI registered
July 2010 — 16 yrs on file
Profile last updated
July 17, 2023
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #A142119

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558673566. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,090
Distinct HCPCS
10
Medicare allowed
$136,016
HCPCS Description Services Patients Avg allowed
G0500 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 monito 255 249 $5
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 143 143 $260
45380 Biopsy of large bowel using a flexible endoscope 137 137 $128
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 110 109 $99
99443 Telephone medical discussion with physician, 21-30 minutes 100 96 $137
99442 Telephone medical discussion with physician, 11-20 minutes 74 69 $97
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 58 58 $188
46221 Removal of external hemorrhoids by rubber banding 54 24 $317
99212 Established patient office or other outpatient visit, 10-19 minutes 38 20 $62
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 34 32 $182

In context: peer comparison

Among 1 peers in Camarillo Gastroenterology Physician, average services per provider: 77. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$254
Transactions
8
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Mindray Ds USA, INC. 1 $118.84
Celltrion USA INC. 3 $59.62
Abbvie INC. 2 $35.41
Genzyme Corporation 1 $23.28
Gilead Sciences, INC. 1 $16.61

By nature of payment

Food and Beverage
$236
Education
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
557
Patients
243
Total drug cost
$274,536
Drug Type Claims Patients Total cost
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 132 129 $10,180
Omeprazole Generic 96 42 $1,370
Famotidine Generic 44 17 $757
Linzess (Linaclotide) Brand 38 16 $26,965
Pantoprazole Sodium Generic 37 15 $645
Mesalamine Generic 33 0 $24,292
Colestipol Hcl Generic 27 0 $1,307
Xifaxan (Rifaximin) Brand 26 0 $86,744
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 25 24 $403
Ondansetron Hcl Generic 23 0 $775

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Laya Nasrollah's medical specialty?
Dr. Laya Nasrollah practices Gastroenterology Physician in Camarillo, CA.
Where does Dr. Laya Nasrollah practice?
Dr. Laya Nasrollah practices at 5800 Santa Rosa RD Ste 149, Camarillo, CA 930127061. Office phone: 8054698900.
What is Dr. Laya Nasrollah's NPI?
Dr. Laya Nasrollah's National Provider Identifier (NPI) is 1558673566, issued by NPPES.
Does Dr. Laya Nasrollah accept Medicare assignment?
Yes. Dr. Laya Nasrollah accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Laya Nasrollah commonly perform?
Top Medicare-reported procedures in 2023: 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 monito (HCPCS G0500); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.