PETER M. MAZZARESE P.A.
NPI 1124099387
Physician Assistant in San Diego, CA

Active since January 27, 2006PECOS EnrolledAccepts Medicare Assignment
5555 RESERVOIR DR STE 203, SAN DIEGO, CA 92120(619) 229-3340(619) 229-3341 Get Directions Write a Review

NPPES record last updated: December 13, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Peter M. Mazzarese P.a. NPPES

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

PETER M. MAZZARESE P.A. (NPI 1124099387) is an individual physician assistant in San Diego, California, licensed in California (PA16565) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and is a graduate of Other (2002).

NPPES Registry Identity

NPI1124099387
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NamePETER M. MAZZARESECredential: P.A.
Location Address5555 RESERVOIR DR STE 203San Diego, CA 92120-5115
Mailing Address5555 Reservoir Dr Ste 203San Diego, CA 92120-5115 · (619) 229-3340 · Fax (619) 229-3341
Fax(619) 229-3341
Sole ProprietorNo
Medical School CMSOtherGraduated 2002
Enumeration DateJanuary 27, 2006
Last NPPES UpdateDecember 13, 2021
NPI 1124099387 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in CA · PA16565
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
5555 RESERVOIR DR STE 203, San Diego, CA 92120

Other Identifiers 1

MedicaidPA16565CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Peter M. Mazzarese P.a. 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 ID4981755048
PECOS Enrollment IDI20090630000635
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92120 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
$76.87 typical visit price
range $20.62 – $151.42
Typical copayment $19.21 (range $5.15 – $37.85)
Most-billed visit code 99213
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

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

Urology
5555 RESERVOIR DR STE 203
SAN DIEGO, CA 92120

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 Peter Mazzarese's NPI number?

The NPI number for Peter Mazzarese is 1124099387. It was assigned to this individual provider in the NPPES registry on January 27, 2006.

Where is Peter Mazzarese located?

Peter Mazzarese practices at 5555 Reservoir Dr Ste 203, San Diego, CA 92120. The listed phone number is (619) 229-3340.

What is Peter Mazzarese's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Peter Mazzarese enrolled in Medicare?

Yes. Peter Mazzarese 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.

When was this NPI record last updated?

The NPPES record for Peter Mazzarese was last updated on December 13, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.