DEAN LOREN STEIN MD
NPI 1336114255
Anesthesiology in Phoenix, AZ
About Dean Loren Stein Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DEAN LOREN STEIN MD (NPI 1336114255) is an individual anesthesiology provider in Phoenix, Arizona, licensed in Arizona (16846) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Phoenix, and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (1984).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 2
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
Dean Loren Stein 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
5Medicare enrollment records show Dean Stein reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Phoenix, AZ 85013
- Reassigned Medicare billing, Arizona enrollment
- 773 clinicians in this Medicare group
Phoenix, AZ 85013
- Reassigned Medicare billing, Arizona enrollment
- 126 clinicians in this Medicare group
Tucson, AZ 85712
- Reassigned Medicare billing, Arizona enrollment
- 264 clinicians in this Medicare group
San Antonio, TX 78258
- Reassigned Medicare billing, Texas enrollment
- 226 clinicians in this Medicare group
Austin, TX 78759
- Reassigned Medicare billing, Texas enrollment
- 840 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 3
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.
PHOENIX, AZ 85013
PHOENIX, AZ 85013
PHOENIX, AZ 85013
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 Dean Stein's NPI number?
The NPI number for Dean Stein is 1336114255. It was assigned to this individual provider in the NPPES registry on February 22, 2006.
Where is Dean Stein located?
Dean Stein practices at 350 W Thomas Rd Surgical Suite, Phoenix, AZ 85013. The listed phone number is (602) 406-3541.
What is Dean Stein's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Dean Stein enrolled in Medicare?
Yes. Dean Stein 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 Dean Stein's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Dean Stein reassigns Medicare benefits to 5 organizations: Sjhmc Physician Services (Phoenix, AZ), St. Joseph's Hospital And Medical Center (Phoenix, AZ), Ias Arizona PLLC (Tucson, AZ), Tejas Anesthesia PLLC (San Antonio, TX) and Austin Anesthesiology Group, PLLC (Austin, 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 Dean Stein's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Dean Stein accept?
Health plans from Blue Cross Blue Shield of Arizona, Blue Cross and Blue Shield of Texas and Cigna HealthCare of Arizona, Inc list Dean Stein 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 Dean Stein was last updated on June 17, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dean Loren Stein, MD · NPI 1336114255
Anesthesiology physician in Phoenix, Arizona. Individual provider, active in the CMS NPPES registry since February 22, 2006.
## Identity
- **NPI:** 1336114255 (Entity type: Individual)
- **Enumerated:** February 22, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 16846 (Arizona)
- **Sole proprietor:** No
## Practice location
- **Address:** 350 W THOMAS RD, SURGICAL SUITE, Phoenix, AZ 85013
- **Phone:** (602) 406-3541 · **Fax:** (602) 406-7135
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Sjhmc Physician Services (NPI 1326098005, Phoenix, AZ); St. Joseph's Hospital And Medical Center (NPI 1255382412, Phoenix, AZ); Ias Arizona PLLC (NPI 1689359747, Tucson, AZ); Tejas Anesthesia PLLC (NPI 1659027910, San Antonio, TX); Austin Anesthesiology Group, PLLC (NPI 1598724304, Austin, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Illinois College Of Med, class of 1984
## Record status
- **NPPES last updated:** June 17, 2023
- **Other identifiers:** Medicaid 268286 (AZ); Other 050074475
---
Source: [NPI Profile](https://npiprofile.com/npi/1336114255) · Data from the CMS NPPES public registry.