RUBY MAINI MD
NPI 1063906063
Internal Medicine - Medical Oncology in Pleasanton, CA
About Ruby Maini Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RUBY MAINI MD (NPI 1063906063) is an individual medical oncology provider in Pleasanton, California, licensed in California (A194651) and active in the NPI registry since June 2018. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 3
Accepted Insurance
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
Ruby Maini 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94588 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.
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 Ruby Maini's NPI number?
The NPI number for Ruby Maini is 1063906063. It was assigned to this individual provider in the NPPES registry on June 21, 2018.
Where is Ruby Maini located?
Ruby Maini practices at 5725 W Las Positas Blvd Ste 100, Pleasanton, CA 94588. The listed phone number is (925) 734-8130.
What is Ruby Maini's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.
Is Ruby Maini enrolled in Medicare?
Yes. Ruby Maini 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.
What insurance does Ruby Maini accept?
Health plans from CHRISTUS Health Plan list Ruby Maini as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Ruby Maini was last updated on June 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.
# Ruby Maini, MD · NPI 1063906063
Medical Oncology physician in Pleasanton, California. Individual provider, active in the CMS NPPES registry since June 21, 2018.
## Identity
- **NPI:** 1063906063 (Entity type: Individual)
- **Enumerated:** June 21, 2018
- **Primary specialty:** Internal Medicine - Medical Oncology · taxonomy 207RX0202X
- **State license:** A194651 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 5725 W LAS POSITAS BLVD STE 100, Pleasanton, CA 94588-4007
- **Phone:** (925) 734-8130
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** June 11, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1063906063) · Data from the CMS NPPES public registry.