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MR. SERGIO E ROJTER M.D.
NPI 1891716494
Internal Medicine - Hepatology in Los Angeles, CA

Active since July 21, 2006PECOS Enrolled
1245 WILSHIRE BLVD STE 770, LOS ANGELES, CA 90017(310) 250-3344(310) 297-4477 Get Directions Write a Review

NPPES record last updated: July 12, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 12, 2023, Apr 6, 2020 (2 updates tracked since 2020).

About Mr. Sergio E Rojter M.d. NPPES

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

MR. SERGIO E ROJTER M.D. (NPI 1891716494) is an individual hepatology provider in Los Angeles, California, licensed in California (A63254) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1986).

NPPES Registry Identity

NPI1891716494
Entity TypeIndividualMale
Primary Taxonomy207RI0008X
Provider Legal NameMR. SERGIO E ROJTERCredential: M.D.
Location Address1245 WILSHIRE BLVD STE 770Los Angeles, CA 90017-4881
Mailing Address1245 Wilshire Blvd Ste 770Los Angeles, CA 90017-4881 · (310) 914-9150 · Fax (310) 914-9705
Phone(310) 250-3344
Fax(310) 297-4477
Sole ProprietorYes
Medical School CMSOtherGraduated 1986
Enumeration DateJuly 21, 2006
Last NPPES UpdateJuly 12, 20232 updates tracked since enumeration
NPPES CertifiedJuly 12, 2023
✔ NPI 1891716494 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · HepatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RI0008X
License✔ Licensed in CA · A63254
Definition
The discipline of Hepatology encompasses the structure, function, and diseases of the liver and biliary tract. The American Board of Internal Medicine considers Hepatology part of the subspecialty of gastroenterology. Physicians who identify themselves as Hepatologists usually, but not always, have been trained in gastrointestinal programs.
1245 WILSHIRE BLVD STE 770, Los Angeles, CA 90017
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Other Identifiers 1

Medicaid00A632540CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. Sergio E Rojter M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9537053145
PECOS Enrollment IDI20040213000428
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Sergio Rojter reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Sergio E Rojter M D A Professional Corporation
Same address
Hepatology
1245 WILSHIRE BLVD STE 770
Los Angeles, CA 90017
  • Reassigned Medicare billing, California enrollment
  • 2 clinicians in this Medicare group
NPI 1306868252 (213) 250-3344

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

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
241 services165 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
131 services102 patients
Measurement of liver stiffness 91200
Measurement of liver stiffness is a non-invasive procedure that helps assess the health of your liver. It uses sound waves to detect the hardness of the liver tissue, which can indicate conditions like fibrosis or cirrhosis. It's a simple, painless test that provides valuable information about your liver's health.
63 services63 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
58 services58 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
15 services12 patients

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SERGIO E ROJTER M D A PROFESSIONAL CORPORATION
Internal Medicine (Hepatology)
1245 WILSHIRE BLVD STE 770
LOS ANGELES, CA 90017
Los Angeles County (213) 250-3344

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 Sergio Rojter's NPI number?

The NPI number for Sergio Rojter is 1891716494. It was assigned to this individual provider in the NPPES registry on July 21, 2006.

Where is Sergio Rojter located?

Sergio Rojter practices at 1245 Wilshire Blvd Ste 770, Los Angeles, CA 90017. The listed phone number is (310) 250-3344.

What is Sergio Rojter's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hepatology, with taxonomy code 207RI0008X.

Is Sergio Rojter enrolled in Medicare?

Yes. Sergio Rojter is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Sergio Rojter's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sergio Rojter reassigns Medicare benefits to Sergio E Rojter M D A Professional Corporation (Los Angeles, CA). The 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 Sergio Rojter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Sergio Rojter was last updated on July 12, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.