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COMPREHENSIVE GI CARE, A PROFESSIONAL MEDICAL GROUP, INC.
NPI 1952564965
Internal Medicine - Gastroenterology in Los Alamitos, CA

Active since July 09, 2008
4772 KATELLA AVE, #200, LOS ALAMITOS, CA 90720(562) 596-5552(562) 596-5340 Get Directions Write a Review

NPPES record last updated: August 13, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 13, 2025, Feb 1, 2017, Sep 2, 2016 (3 updates tracked since 2016).

About Comprehensive Gi Care, A Professional Medical Group, Inc. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

COMPREHENSIVE GI CARE, A PROFESSIONAL MEDICAL GROUP, INC. (NPI 1952564965) is a healthcare organization registered as a gastroenterology in Los Alamitos, California and active in the NPI registry since July 2008. The organization lists Lisa Hertz, President, as its authorized official.

NPPES Registry Identity

NPI1952564965
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameCOMPREHENSIVE GI CARE, A PROFESSIONAL MEDICAL GROUP, INC.
Location Address4772 KATELLA AVE, #200Los Alamitos, CA 90720-2683
Mailing Address4772 Katella Ave, #200Los Alamitos, CA 90720-2683 · (562) 596-5552 · Fax (562) 596-5340
Phone(562) 596-5552
Fax(562) 596-5340
Organization SubpartNo
Authorized OfficialLisa HertzPresident · (562) 596-5552
Enumeration DateJuly 9, 2008
Last NPPES UpdateAugust 13, 20253 updates tracked since enumeration
NPPES CertifiedAugust 13, 2025
✔ NPI 1952564965 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
Definition
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.
4772 KATELLA AVE, Los Alamitos, CA 90720
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Comprehensive Gi Care, A Professional Medical Group, Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

3

Medicare enrollment records show 3 clinicians reassign Medicare billing to Comprehensive Gi Care, A Professional Medical Group, Inc., which bills Medicare for the services they deliver. Of these, 1 practice at this address and 3 within 10 miles. They are listed nearest first.

Clinicians, nearest first (3)

Lisa Hertz, MD
Gastroenterology
NPI 1639237720
4772 KATELLA AVE #200
Los Alamitos, CA 90720
(562) 596-5552
✔ PECOS✔ Accepts MedicareSame address
Pavan Mankal, M.D.
Gastroenterology
NPI 1760777320
101 THE CITY DR S
Orange, CA 92868
(714) 456-8888
✔ PECOS✔ Accepts Medicare9.5 mi
Kashyap Trivedi, MD
Gastroenterology
NPI 1649307356
101 THE CITY DR S
Orange, CA 92868
(714) 456-8888
✔ PECOS✔ Accepts Medicare9.5 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Comprehensive Gi Care, A Professional Medical Group, Inc.'s NPI number?

The NPI number for Comprehensive Gi Care, A Professional Medical Group, Inc. is 1952564965. It was assigned to this organization in the NPPES registry on July 9, 2008.

Where is Comprehensive Gi Care, A Professional Medical Group, Inc. located?

Comprehensive Gi Care, A Professional Medical Group, Inc. is located at 4772 Katella Ave #200, Los Alamitos, CA 90720. The listed phone number is (562) 596-5552.

What is Comprehensive Gi Care, A Professional Medical Group, Inc.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Comprehensive Gi Care, A Professional Medical Group, Inc. enrolled in Medicare?

Yes. Comprehensive Gi Care, A Professional Medical Group, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Comprehensive Gi Care, A Professional Medical Group, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians, all in Gastroenterology, reassign their Medicare billing to Comprehensive Gi Care, A Professional Medical Group, Inc.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 1 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Comprehensive Gi Care, A Professional Medical Group, Inc. was last updated on August 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.