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DR. PAOLO VINCENT ZIZZO D.O.
NPI 1396750279
Internal Medicine in Carlsbad, CA

Active since July 30, 2006PECOS EnrolledAccepts Medicare Assignment
5055 AVENIDA ENCINAS, #100, CARLSBAD, CA 92008(760) 448-4412(760) 918-9006 Get Directions Write a Review

NPPES record last updated: September 20, 2017. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Paolo Vincent Zizzo D.o. NPPES

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

DR. PAOLO VINCENT ZIZZO D.O. (NPI 1396750279) is an individual internal medicine provider in Carlsbad, California, licensed in California (20A6835) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of College Of Osteo Med Of The Pacific At Pomona (1994).

NPPES Registry Identity

NPI1396750279
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. PAOLO VINCENT ZIZZOCredential: D.O.
Location Address5055 AVENIDA ENCINAS, #100Carlsbad, CA 92008-4375
Mailing Address5055 Avenida Encinas, #100Carlsbad, CA 92008-4375 · (760) 448-4412 · Fax (760) 918-9006
Phone(760) 448-4412
Fax(760) 918-9006
Sole ProprietorNo
Medical School CMSCollege Of Osteo Med Of The Pacific At PomonaGraduated 1994
Enumeration DateJuly 30, 2006
Last NPPES UpdateSeptember 20, 2017
✔ NPI 1396750279 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · 20A6835
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedInternal Medicine · Geriatric MedicineTaxonomy 207RG0300X · License 20A6835 (CA)
5055 AVENIDA ENCINAS, Carlsbad, CA 92008
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Other Identifiers 2

Medicare ID-Type UnspecifiedW20A6835D
Medicare UPING75185

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Paolo Vincent Zizzo D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3476534108
PECOS Enrollment IDI20040527000783
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 Paolo Zizzo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Paolo Zizzo Do Inc
Same address
Internal Medicine
5055 AVENIDA ENCINAS, #100
Carlsbad, CA 92008
  • Reassigned Medicare billing, California enrollment
NPI 1396750170 (760) 448-4412

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.

Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 99349
An established patient home visit is a medical appointment conducted at your home, typically lasting around 40 minutes. This service is ideal for patients who may find it difficult to travel to a healthcare facility. During this visit, a healthcare professional will evaluate your health status, manage your care, and answer any health-related questions you may have.
61 services28 patients
Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 99350
An established patient home visit is a service where a healthcare professional visits a patient's home for a check-up or treatment. The visit typically lasts for about an hour. This service is especially beneficial for patients who may have difficulty traveling to a healthcare facility.
19 services14 patients
Residence visit for new patient with high level of medical decision making, per day, if using time, at least 75 minutes 99345
A new patient home visit is a comprehensive 75-minute appointment conducted at your home. The healthcare professional will assess your health, discuss any concerns, and create a personalized care plan. It's convenient, comfortable, and tailored to your specific needs.
13 services13 patients
Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 99348
An established patient home visit is a 25-minute appointment where a healthcare provider visits you at your home. This service is for patients who have previously been seen by the provider. It includes a check-up and discussion about your health concerns.
13 services11 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.
12 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92008 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
$140.22 typical visit price
range $62.10 – $184.71
Typical copayment $35.05 (range $15.52 – $46.17)
Most-billed visit code 99204
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 4

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

PAOLO ZIZZO DO INC
Internal Medicine
5055 AVENIDA ENCINAS, #100
CARLSBAD, CA 92008
San Diego County (760) 448-4412
DEPENDABLE NURSING LLC
Home Health
5055 AVENIDA ENCINAS, SUITE 120
CARLSBAD, CA 92008
San Diego County (760) 602-0583
DR. STEPHEN POSES M.D.
Internal Medicine (Geriatric Medicine)
5055 AVENIDA ENCINAS, SUITE 100
CARLSBAD, CA 92008
San Diego County (760) 230-6043
STEPHEN POSES M.D., P.C.
Internal Medicine
5055 AVENIDA ENCINAS, SUITE 100
CARLSBAD, CA 92008
San Diego County (760) 230-6043

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 Paolo Zizzo's NPI number?

The NPI number for Paolo Zizzo is 1396750279. It was assigned to this individual provider in the NPPES registry on July 30, 2006.

Where is Paolo Zizzo located?

Paolo Zizzo practices at 5055 Avenida Encinas #100, Carlsbad, CA 92008. The listed phone number is (760) 448-4412.

What is Paolo Zizzo's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Paolo Zizzo enrolled in Medicare?

Yes. Paolo Zizzo is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Paolo Zizzo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Paolo Zizzo reassigns Medicare benefits to Paolo Zizzo Do Inc (Carlsbad, 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 Paolo Zizzo'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 Paolo Zizzo was last updated on September 20, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.