Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CAROLINE L RUBIN NP
NPI 1124559596
Nurse Practitioner - Family in La Jolla, CA

Q: What is Caroline Rubin's NPI number?

The NPI number for Caroline Rubin is 1124559596. It was assigned to this individual provider in the NPPES registry on March 27, 2017.

Q: What is Caroline Rubin's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Q: When was this NPI record last updated?

The NPPES record for Caroline Rubin was last updated on September 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 43 days 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.

Active since March 27, 2017PECOS Enrolled

9300 CAMPUS POINT DR, LA JOLLA, CA 92037(800) 926-8273 Get Directions Write a Review

NPPES record last updated: September 16, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 16, 2026, Oct 17, 2023, Mar 27, 2017 (3 updates tracked since 2017).

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About Caroline L Rubin Np NPPES

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

CAROLINE L RUBIN NP (NPI 1124559596) is an individual family provider in La Jolla, California, licensed in California (95005369) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1124559596

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameCAROLINE L RUBINCredential: NP

Location Address9300 CAMPUS POINT DRLa Jolla, CA 92037-1300

Mailing AddressFile 57326Los Angeles, CA 90074-7326 · (800) 926-8273

Phone(800) 926-8273

Sole ProprietorYes

Enumeration DateMarch 27, 2017

Last NPPES UpdateSeptember 16, 20263 updates tracked since enumeration

NPPES CertifiedSeptember 16, 2026

✔ NPI 1124559596 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

License✔ Licensed in CA · 95005369

Also ListedNurse PractitionerTaxonomy 363L00000X · License 95005369 (CA)

9300 CAMPUS POINT DR, La Jolla, CA 92037

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Caroline L Rubin Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignments

Medicare enrollment records show Caroline Rubin reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Plastic Surgery Partners Of Fresno

304 mi

Plastic Surgery

215 N FRESNO ST, STE 490
Fresno, CA 93701

Reassigned Medicare billing, California enrollment
9 clinicians in this Medicare group

NPI 1235650391 (559) 459-4101

The Nephrology Group, Inc.

309 mi

Nephrology

568 E HERNDON AVE, SUITE 201
Fresno, CA 93720

Reassigned Medicare billing, California enrollment
58 clinicians in this Medicare group

NPI 1205906229 (559) 228-6600

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.

351 services350 patients

Principal care management services for a single high-risk disease, first 30 minutes of clinical staff time directed by health care professional, per calendar month 99426

Principal care management services focus on managing a single high-risk disease. This involves a health care professional directing clinical staff for the first 30 minutes each month. The aim is to monitor your health, coordinate care, and provide necessary support for your disease management.

111 services111 patients

Principal care management services for a single high-risk disease, each additional 30 minutes of clinical staff time directed by health care professional, per calendar month 99427

Principal Care Management (PCM) services focus on managing a single high-risk disease. It involves additional 30 minutes of clinical staff time per month, overseen by a healthcare professional. This includes monitoring your health, coordinating care, and developing a personalized treatment plan.

111 services111 patients

Transitional care management services for problem of at least moderate complexity 99495

Transitional care management services focus on coordinating and managing your care after you leave the hospital. For moderate complexity problems, this involves managing your medications, arranging further treatments, and ensuring you have the necessary follow-ups.

34 services32 patients

Transitional care management services for problem of high complexity 99496

Transitional care management services are designed to ensure a smooth transition from a hospital to home or another care setting for patients with complex health issues. These services include medication management, patient education, and coordination with healthcare providers.

21 services21 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92037 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$94.87 typical visit price

range $62.10 – $184.71

Typical copayment $23.71 (range $15.52 – $46.17)

Most-billed visit code 99203

Established Patient

$108.42 typical visit price

range $20.62 – $151.42

Typical copayment $27.10 (range $5.15 – $37.85)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

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

NICOLE PIMENTEL PALOMINO MS, RD

Dietitian, Registered

9300 CAMPUS POINT DR
LA JOLLA, CA 92037

San Diego County (800) 926-8273

ABHISHEK GADRE MD

Internal Medicine

9300 CAMPUS POINT DR
LA JOLLA, CA 92037

San Diego County (858) 657-7118

REGENTS OF THE UNIVERSITY OF CALIFORNIA

Pharmacy

9300 CAMPUS POINT DR, RM LL-463
LA JOLLA, CA 92037

San Diego County (858) 657-5891

MIRA MARIA JOHN MD

Internal Medicine (Critical Care Medicine)

9300 CAMPUS POINT DR
LA JOLLA, CA 92037

San Diego County (800) 926-8273

ALEXANDRA MASSEY PA-C

Physician Assistant

9300 CAMPUS POINT DR
LA JOLLA, CA 92037

San Diego County (858) 657-7000

TAMMARAH SKLARZ

Internal Medicine (Hematology)

9300 CAMPUS POINT DR
LA JOLLA, CA 92037

San Diego County (800) 926-8273

TIMOTHY YUSHIN KIM

Neurological Surgery

9300 CAMPUS POINT DR
LA JOLLA, CA 92037

San Diego County (530) 574-5731

SABRINA BIERMAN MS, RD, CNSC

Dietitian, Registered (Nutrition, Pediatric)

9300 CAMPUS POINT DR
LA JOLLA, CA 92037

San Diego County (858) 249-6142

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 Caroline Rubin's NPI number?

The NPI number for Caroline Rubin is 1124559596. It was assigned to this individual provider in the NPPES registry on March 27, 2017.

Where is Caroline Rubin located?

Caroline Rubin practices at 9300 Campus Point Dr, La Jolla, CA 92037. The listed phone number is (800) 926-8273.

What is Caroline Rubin's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Caroline Rubin enrolled in Medicare?

Yes. Caroline Rubin is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Caroline Rubin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Caroline Rubin reassigns Medicare benefits to 2 organizations: Plastic Surgery Partners Of Fresno (Fresno, CA) and The Nephrology Group, Inc. (Fresno, CA). Each 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 Caroline Rubin'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 Caroline Rubin was last updated on September 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 43 days 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.