ANDREW LAWRENCE SINGER M.D.
NPI 1780611855
Transplant Surgery in Scottsdale, AZ
About Andrew Lawrence Singer M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANDREW LAWRENCE SINGER M.D. (NPI 1780611855) is an individual transplant surgery provider in Scottsdale, Arizona, licensed in Arizona (48852) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Baltimore, and is a graduate of Perelman School Of Med At The University Of Pennsylvania (1997).
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
Andrew Lawrence Singer 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 Andrew Singer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Scottsdale, AZ 85259
- Reassigned Medicare billing, Arizona enrollment
- 1,792 clinicians in this Medicare group
Mesa, AZ 85206
- Reassigned Medicare billing, Arizona enrollment
- Medicare enrollment name: Phoenix Children's Hospital
- 1,416 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.
Medicare 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.
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.
SCOTTSDALE, AZ 85259
SCOTTSDALE, AZ 85259
SCOTTSDALE, AZ 85259
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 Andrew Singer's NPI number?
The NPI number for Andrew Singer is 1780611855. It was assigned to this individual provider in the NPPES registry on June 26, 2006.
Where is Andrew Singer located?
Andrew Singer practices at 13400 E Shea Blvd, Scottsdale, AZ 85259. The listed phone number is (480) 301-8000.
What is Andrew Singer's specialty?
The primary specialty registered for this NPI is Transplant Surgery with taxonomy code 204F00000X.
Is Andrew Singer enrolled in Medicare?
Yes. Andrew Singer 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 Andrew Singer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Singer reassigns Medicare benefits to 2 organizations: Mayo Clinic Arizona (Scottsdale, AZ) and Phoenix Children's Medical Group (Mesa, AZ). 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 Andrew Singer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Andrew Singer accept?
Health plans from Sanford Health Plan list Andrew Singer 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 Andrew Singer was last updated on September 8, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Andrew Lawrence Singer, M.D. · NPI 1780611855
Transplant Surgery physician in Scottsdale, Arizona. Individual provider, active in the CMS NPPES registry since June 26, 2006.
## Identity
- **NPI:** 1780611855 (Entity type: Individual)
- **Enumerated:** June 26, 2006
- **Primary specialty:** Transplant Surgery · taxonomy 204F00000X
- **State license:** 48852 (Arizona)
- **Sole proprietor:** No
## Practice location
- **Address:** 13400 E SHEA BLVD, Scottsdale, AZ 85259-5452
- **Phone:** (480) 301-8000
## 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): Mayo Clinic Arizona (NPI 1558332494, Scottsdale, AZ); Phoenix Children's Medical Group (NPI 1487814240, Mesa, AZ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Perelman School Of Med At The University Of Pennsylvania, class of 1997
## Record status
- **NPPES last updated:** September 8, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1780611855) · Data from the CMS NPPES public registry.