MURRAY JAMES GRISSOM MD
NPI 1720465396
Radiology - Diagnostic Radiology in Menlo Park, CA
About Murray James Grissom Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MURRAY JAMES GRISSOM MD (NPI 1720465396) is an individual diagnostic radiology provider in Menlo Park, California, licensed in California (A147782) and active in the NPI registry since May 2015. He is enrolled in Medicare PECOS, maintains a secondary practice location in Santa Cruz, and is a graduate of University Of California, San Diego School Of Medicine (2015).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Murray James Grissom 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.
Medicare Billing Reassignments
3Medicare enrollment records show Murray Grissom reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Palo Alto, CA 94301
- Reassigned Medicare billing, California enrollment
- 4,479 clinicians in this Medicare group
Redwood City, CA 94063
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
San Diego, CA 92103
- Reassigned Medicare billing, California enrollment
- 360 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 94025 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 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MENLO PARK, CA 94025
MENLO PARK, CA 94025
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 Murray Grissom's NPI number?
The NPI number for Murray Grissom is 1720465396. It was assigned to this individual provider in the NPPES registry on May 2, 2015.
Where is Murray Grissom located?
Murray Grissom practices at 795 Willow Rd Bldg 334 Suite C210, Menlo Park, CA 94025. The listed phone number is (877) 780-5559.
What is Murray Grissom's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Murray Grissom enrolled in Medicare?
Yes. Murray Grissom 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 Murray Grissom's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Murray Grissom reassigns Medicare benefits to 3 organizations: Sutter Bay Medical Foundation (Palo Alto, CA), Permanente Medical Group Inc (Redwood City, CA) and Regents Of The University Of California (San Diego, CA). 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 Murray Grissom's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Murray Grissom accept?
Health plans from Blue Cross Blue Shield of Wyoming and Blue Cross and Blue Shield of Texas list Murray Grissom 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 Murray Grissom was last updated on July 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Murray James Grissom, MD · NPI 1720465396
Diagnostic Radiology physician in Menlo Park, California. Individual provider, active in the CMS NPPES registry since May 2, 2015.
## Identity
- **NPI:** 1720465396 (Entity type: Individual)
- **Enumerated:** May 2, 2015
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** A147782 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 795 WILLOW RD BLDG 334, SUITE C210, Menlo Park, CA 94025-2539
- **Phone:** (877) 780-5559
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Sutter Bay Medical Foundation (NPI 1013950807, Palo Alto, CA); Permanente Medical Group Inc (NPI 1639252604, Redwood City, CA); Regents Of The University Of California (NPI 1558463927, San Diego, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, San Diego School Of Medicine, class of 2015
## Record status
- **NPPES last updated:** July 22, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1720465396) · Data from the CMS NPPES public registry.