AMBIKA AGARWAL M.D.
NPI 1467785246
Clinic/Center - Radiology in Martinez, CA
About Ambika Agarwal M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AMBIKA AGARWAL M.D. (NPI 1467785246) is an individual radiology provider in Martinez, California and active in the NPI registry since September 2009. She is enrolled in Medicare PECOS and is a graduate of Other (1997).
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 and accepts Medicare assignment
Ambika Agarwal M.d. 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.
Medicare Billing Reassignments
2Medicare enrollment records show Ambika Agarwal reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Northridge, CA 91325
- Reassigned Medicare billing, California enrollment
- 224 clinicians in this Medicare group
Houston, TX 77002
- Reassigned Medicare billing, California enrollment
- 244 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94553 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MARTINEZ, CA 94553
MARTINEZ, CA 94553
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 Ambika Agarwal's NPI number?
The NPI number for Ambika Agarwal is 1467785246. It was assigned to this individual provider in the NPPES registry on September 11, 2009.
Where is Ambika Agarwal located?
Ambika Agarwal practices at 150 Muir Rd, Martinez, CA 94553. The listed phone number is (203) 583-2645.
What is Ambika Agarwal's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Radiology, with taxonomy code 261QR0200X.
Is Ambika Agarwal enrolled in Medicare?
Yes. Ambika Agarwal 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.
Which organizations bill Medicare for Ambika Agarwal's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ambika Agarwal reassigns Medicare benefits to 2 organizations: Renaissance Imaging Medical Associates, Inc. (Northridge, CA) and Golden State Imaging Associates Inc (Houston, TX). Each 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 Ambika Agarwal's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ambika Agarwal accept?
Health plans from Blue Cross and Blue Shield of Texas list Ambika Agarwal 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 Ambika Agarwal was last updated on September 5, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Ambika Agarwal, M.D. · NPI 1467785246
Radiology provider in Martinez, California. Individual provider, active in the CMS NPPES registry since September 11, 2009.
## Identity
- **NPI:** 1467785246 (Entity type: Individual)
- **Enumerated:** September 11, 2009
- **Primary specialty:** Clinic/Center - Radiology · taxonomy 261QR0200X
- **Sole proprietor:** Yes
## Practice location
- **Address:** 150 MUIR RD, Martinez, CA 94553-4668
- **Phone:** (203) 583-2645
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Renaissance Imaging Medical Associates, Inc. (NPI 1487608931, Northridge, CA); Golden State Imaging Associates Inc (NPI 1144872052, Houston, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1997
## Record status
- **NPPES last updated:** September 5, 2012
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Source: [NPI Profile](https://npiprofile.com/npi/1467785246) · Data from the CMS NPPES public registry.