JACOB CALVIN MARCELO
NPI 1770469629
Physician Assistant in Ontario, CA
About Jacob Calvin Marcelo NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JACOB CALVIN MARCELO (NPI 1770469629) is an individual physician assistant in Ontario, California and active in the NPI registry since August 2025. He is enrolled in Medicare PECOS and is a graduate of Other (2024).
NPPES Registry Identity
Specialties & Licenses
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.
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
Jacob Calvin Marcelo 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 91761 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
ONTARIO, CA 91761
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 Jacob Calvin Marcelo's NPI number?
The NPI number for Jacob Calvin Marcelo is 1770469629. It was assigned to this individual provider in the NPPES registry on August 14, 2025.
Where is Jacob Calvin Marcelo located?
Jacob Calvin Marcelo practices at 3550 E Philadelphia St, Ontario, CA 91761. The listed phone number is (909) 773-0022.
What is Jacob Calvin Marcelo's specialty?
The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.
Is Jacob Calvin Marcelo enrolled in Medicare?
Yes. Jacob Calvin Marcelo 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 Jacob Calvin Marcelo was last updated on August 14, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.
