ROBERT G. PRETORIUS MD
NPI 1083766455
Obstetrics & Gynecology - Gynecologic Oncology in Fontana, CA

Active since January 17, 2007PECOS EnrolledAccepts Medicare Assignment
9961 SIERRA AVE, FONTANA, CA 92335(909) 427-3910 Get Directions Write a Review

NPPES record last updated: November 29, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Robert G. Pretorius Md NPPES

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

ROBERT G. PRETORIUS MD (NPI 1083766455) is an individual gynecologic oncology provider in Fontana, California, licensed in California (G33282) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS and is a graduate of New York University School Of Medicine (1975).

NPPES Registry Identity

NPI1083766455
Entity TypeIndividualMale
Primary Taxonomy207VX0201X
Provider Legal NameROBERT G. PRETORIUSCredential: MD
Location Address9961 SIERRA AVEFontana, CA 92335-6720
Mailing Address9961 Sierra AveFontana, CA 92335-6720 · (909) 427-3910
Sole ProprietorNo
Medical School CMSNew York University School Of MedicineGraduated 1975
Enumeration DateJanuary 17, 2007
Last NPPES UpdateNovember 29, 2021
NPI 1083766455 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyObstetrics & Gynecology · Gynecologic OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207VX0201X
License Licensed in CA · G33282
Definition
An obstetrician/gynecologist who provides consultation and comprehensive management of patients with gynecologic cancer, including those diagnostic and therapeutic procedures necessary for the total care of the patient with gynecologic cancer and resulting complications.
9961 SIERRA AVE, Fontana, CA 92335

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

Robert G. Pretorius Md 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 ID8224199542
PECOS Enrollment IDI20081204001007
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 92335 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
$179.42 typical visit price
range $59.60 – $179.42
Typical copayment $44.85 (range $14.90 – $44.85)
Most-billed visit code 99205
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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.

Physical Therapist
9961 SIERRA AVE, BUILDING 3A
FONTANA, CA 92335
Pediatrics
9961 SIERRA AVE, KAISER PERMANENTE FONTANA - PEDIATRICS
FONTANA, CA 92335
Pharmacist
9961 SIERRA AVE
FONTANA, CA 92335
Dietitian, Registered
9961 SIERRA AVE
FONTANA, CA 92335
Nurse Anesthetist, Certified Registered
9961 SIERRA AVE
FONTANA, CA 92335
Nurse Practitioner
9961 SIERRA AVE
FONTANA, CA 92335
Nurse Practitioner
9961 SIERRA AVE
FONTANA, CA 92335
Family Medicine
9961 SIERRA AVE
FONTANA, CA 92335

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 Robert Pretorius's NPI number?

The NPI number for Robert Pretorius is 1083766455. It was assigned to this individual provider in the NPPES registry on January 17, 2007.

Where is Robert Pretorius located?

Robert Pretorius practices at 9961 Sierra Ave, Fontana, CA 92335. The listed phone number is (909) 427-3910.

What is Robert Pretorius's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Gynecologic Oncology, with taxonomy code 207VX0201X.

Is Robert Pretorius enrolled in Medicare?

Yes. Robert Pretorius 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 Robert Pretorius was last updated on November 29, 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.