LEX ALLEN MITCHELL MD
NPI 1780786392
Radiology - Diagnostic Neuroimaging in Stanford, CA
About Lex Allen Mitchell Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LEX ALLEN MITCHELL MD (NPI 1780786392) is an individual diagnostic neuroimaging provider in Stanford, California, licensed in California (A113267) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Kaiser Foundation Hospital, and maintains a secondary practice location in Honolulu.
NPPES Registry Identity
Specialties & Licenses 4
Secondary Practice Location 1
Other Identifiers 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
Lex Allen Mitchell 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
4Medicare enrollment records show Lex Mitchell reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Stanford, CA 94305
- Reassigned Medicare billing, California enrollment
- 4,258 clinicians in this Medicare group
Palo Alto, CA 94304
- Reassigned Medicare billing, California enrollment
- 3,617 clinicians in this Medicare group
Monroe, LA 71202
- Reassigned Medicare billing, Hawaii enrollment
Honolulu, HI 96819
- Reassigned Medicare billing, Hawaii enrollment
- 1,187 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Kaiser Foundation Hospital
Acute Care Hospitals · Honolulu, HIMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
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.
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 Lex Mitchell's NPI number?
The NPI number for Lex Mitchell is 1780786392. It was assigned to this individual provider in the NPPES registry on September 3, 2006.
Where is Lex Mitchell located?
Lex Mitchell practices at 300 Pasteur Dr, Stanford, CA 94305. The listed phone number is (650) 723-4000.
What is Lex Mitchell's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Neuroimaging, with taxonomy code 2085D0003X.
Is Lex Mitchell enrolled in Medicare?
Yes. Lex Mitchell 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 Lex Mitchell's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lex Mitchell reassigns Medicare benefits to 4 organizations: Stanford Health Care (Stanford, CA), Lpch Medical Group Div Of Lucile (Palo Alto, CA), Brfhh Monroe LLC (Monroe, LA) and Hawaii Permanente Medical Group Inc (Honolulu, HI). 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 Lex Mitchell's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lex Mitchell accept?
Health plans from Blue Cross and Blue Shield of Texas and Kaiser Permanente list Lex Mitchell 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.
Is Lex Mitchell affiliated with any hospitals?
According to CMS data, Lex Mitchell is affiliated with Kaiser Foundation Hospital.
When was this NPI record last updated?
The NPPES record for Lex Mitchell was last updated on April 8, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Lex Allen Mitchell, MD · NPI 1780786392
Diagnostic Neuroimaging physician in Stanford, California. Individual provider, active in the CMS NPPES registry since September 3, 2006.
## Identity
- **NPI:** 1780786392 (Entity type: Individual)
- **Enumerated:** September 3, 2006
- **Primary specialty:** Radiology - Diagnostic Neuroimaging · taxonomy 2085D0003X
- **State license:** A113267 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 PASTEUR DR, Stanford, CA 94305-2200
- **Phone:** (650) 723-4000
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Stanford Health Care (NPI 1437292927, Stanford, CA); Lpch Medical Group Div Of Lucile (NPI 1417907940, Palo Alto, CA); Brfhh Monroe LLC (NPI 1811324882, Monroe, LA); Hawaii Permanente Medical Group Inc (NPI 1710945969, Honolulu, HI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Arkansas College Of Medicine, class of 2005
## Record status
- **NPPES last updated:** April 8, 2024
- **Other identifiers:** Other ME117985 (FL)
---
Source: [NPI Profile](https://npiprofile.com/npi/1780786392) · Data from the CMS NPPES public registry.