DR. GILBERT SIMONI M.D. FACG NPI 1316922958

NPI Information

  • NPI: 1316922958
  • Provider Name: DR. GILBERT SIMONI, M.D., FACG
  • Classification: Internal Medicine - 207RG0100X
  • Specialization: Gastroenterology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 555 MARIN ST STE 270
    THOUSAND OAKS, CA
    ZIP 91360
  • Phone: (805) 719-0244

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NPI Details

DR. Gilbert Simoni, M.D., FACG is a gastroenterology internal medicine in Thousand Oaks, CA with 27 years of experience. The provider is an internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs. DR. Gilbert Simoni, M.D., FACG NPI is 1316922958. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

555 MARIN ST STE 270
THOUSAND OAKS, CA
ZIP 91360-112
Phone: (805) 719-0244
Fax: (805) 777-1730

The NPI 1316922958 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Established patient office or other outpatient visit, 40-54 minutes (HCPCS:99215)
  • Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS:43239)
  • Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm (HCPCS:43249)
  • Complete ultrasound scan of abdomen (HCPCS:76700)
  • Limited ultrasound scan behind abdominal cavity (HCPCS:76775)
  • Destruction of polyp or growth of large bowel using a flexible endoscope (HCPCS:45388)
  • Measurement of liver stiffness (HCPCS:91200)
  • Biopsy of large bowel using a flexible endoscope (HCPCS:45380)
  • Follow-up hospital inpatient care per day, typically 35 minutes (HCPCS:99233)
  • New patient office or other outpatient visit, 45-59 minutes (HCPCS:99204)
  • Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS:43239)
  • Imaging of digestive tract done from the inside of the digestive tract (HCPCS:91110)
  • Biopsy of large bowel using a flexible endoscope (HCPCS:45380)
  • Colonoscopy (HCPCS:NAN13)
  • Upper gastrointestinal (GI) endoscopy for acid reflux (HCPCS:NAN12)

The enumeration date for this NPI number is 12/7/2005 and was last updated on 7/21/2022.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1207R00000XInternal MedicineA77140CALIFORNIANo
2207RG0100XInternal MedicineGastroenterologyMA74330NEW JERSEYNo
3207RI0008XInternal MedicineHepatologyA77140CALIFORNIANo
4207RG0100XInternal MedicineGastroenterologyA77140CALIFORNIAYes

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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