DR. MAXWELL ELLIOT THOMPSON M.D.
NPI 1851655005
Anesthesiology in Salinas, CA
About Dr. Maxwell Elliot Thompson M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MAXWELL ELLIOT THOMPSON M.D. (NPI 1851655005) is an individual anesthesiology provider in Salinas, California, licensed in California (A128618) and active in the NPI registry since July 2012. He is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco School Of Medicine (2012).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Maxwell Elliot Thompson 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 Maxwell Thompson reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Salinas, CA 93901
- Reassigned Medicare billing, California enrollment
- 33 clinicians in this Medicare group
Monterey, CA 93940
- Reassigned Medicare billing, California enrollment
- 34 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 8
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.
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.
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 Maxwell Thompson's NPI number?
The NPI number for Maxwell Thompson is 1851655005. It was assigned to this individual provider in the NPPES registry on July 2, 2012.
Where is Maxwell Thompson located?
Maxwell Thompson practices at 450 E Romie Ln, Salinas, CA 93901. The listed phone number is (559) 436-0871.
What is Maxwell Thompson's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Maxwell Thompson enrolled in Medicare?
Yes. Maxwell Thompson 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 Maxwell Thompson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Maxwell Thompson reassigns Medicare benefits to 2 organizations: Cypress Coast Anesthesia Medical Group, Inc. (Salinas, CA) and Ventana Anesthesia Associates Inc (Monterey, 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 Maxwell Thompson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Maxwell Thompson was last updated on April 21, 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.
# Dr. Maxwell Elliot Thompson, M.D. · NPI 1851655005
Anesthesiology physician in Salinas, California. Individual provider, active in the CMS NPPES registry since July 2, 2012.
## Identity
- **NPI:** 1851655005 (Entity type: Individual)
- **Enumerated:** July 2, 2012
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** A128618 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 450 E ROMIE LN, Salinas, CA 93901-4029
- **Phone:** (559) 436-0871 · **Fax:** (559) 436-5221
## 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): Cypress Coast Anesthesia Medical Group, Inc. (NPI 1992726855, Salinas, CA); Ventana Anesthesia Associates Inc (NPI 1699094409, Monterey, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, San Francisco School Of Medicine, class of 2012
## Record status
- **NPPES last updated:** April 21, 2017
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Source: [NPI Profile](https://npiprofile.com/npi/1851655005) · Data from the CMS NPPES public registry.