AMI SIDDHARTH BHATT MD
NPI 1154520583
Internal Medicine - Hematology & Oncology in Stanford, CA
About Ami Siddharth Bhatt Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AMI SIDDHARTH BHATT MD (NPI 1154520583) is an individual hematology & oncology provider in Stanford, California, licensed in California (A147817) and active in the NPI registry since July 2007. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ami Siddharth Bhatt Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Ami Bhatt reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Stanford, CA 94305
- Reassigned Medicare billing, California enrollment
- 4,258 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94305 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 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
STANFORD, CA 94305
STANFORD, CA 94305
STANFORD, CA 94305
STANFORD, CA 94305
STANFORD, CA 94305
STANFORD, CA 94305
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 Ami Bhatt's NPI number?
The NPI number for Ami Bhatt is 1154520583. It was assigned to this individual provider in the NPPES registry on July 16, 2007.
Where is Ami Bhatt located?
Ami Bhatt practices at 269 Campus Dr, Stanford, CA 94305. The listed phone number is (650) 498-4438.
What is Ami Bhatt's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Ami Bhatt enrolled in Medicare?
Yes. Ami Bhatt is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Ami Bhatt's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ami Bhatt reassigns Medicare benefits to Stanford Health Care (Stanford, 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 Ami Bhatt's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ami Bhatt accept?
Health plans from Taro Health list Ami Bhatt 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 Ami Bhatt was last updated on July 7, 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.
# Ami Siddharth Bhatt, MD · NPI 1154520583
Hematology & Oncology physician in Stanford, California. Individual provider, active in the CMS NPPES registry since July 16, 2007.
## Identity
- **NPI:** 1154520583 (Entity type: Individual)
- **Enumerated:** July 16, 2007
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **State license:** A147817 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 269 CAMPUS DR, Stanford, CA 94305-5101
- **Phone:** (650) 498-4438
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Stanford Health Care (NPI 1437292927, Stanford, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 7, 2017
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Source: [NPI Profile](https://npiprofile.com/npi/1154520583) · Data from the CMS NPPES public registry.