DR. MICHAEL ALLEN CASTILLO MD
NPI 1619991643
Anesthesiology - Pain Medicine in Glendale, AZ
About Dr. Michael Allen Castillo Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MICHAEL ALLEN CASTILLO MD (NPI 1619991643) is an individual pain medicine provider in Glendale, Arizona, licensed in Arizona (27636) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of University Of New Mexico School Of Medicine (1995).
NPPES Registry Identity
Specialties & Licenses 4
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Michael Allen Castillo 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.
Areas of Expertise CMS Part B claims 30
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.
Reported Quality Measures
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GLENDALE, AZ 85306
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 Michael Castillo's NPI number?
The NPI number for Michael Castillo is 1619991643. It was assigned to this individual provider in the NPPES registry on July 26, 2006.
Where is Michael Castillo located?
Michael Castillo practices at 5310 W Thunderbird Rd Ste 215, Glendale, AZ 85306. The listed phone number is (602) 242-9891.
What is Michael Castillo's specialty?
The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.
Is Michael Castillo enrolled in Medicare?
Yes. Michael Castillo 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.
When was this NPI record last updated?
The NPPES record for Michael Castillo was last updated on February 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.