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MICHAEL ROSS MANGUM
NPI 1891112108
Pediatrics - Pediatric Hematology-Oncology in Phoenix, AZ

Active since March 25, 2014PECOS EnrolledAccepts Medicare Assignment
1919 E THOMAS RD, PHOENIX, AZ 85016(602) 933-1000 Get Directions Write a Review

NPPES record last updated: September 10, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 10, 2024, Oct 13, 2020, Sep 8, 2020 (3 updates tracked since 2020).

About Michael Ross Mangum NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MICHAEL ROSS MANGUM (NPI 1891112108) is an individual pediatric hematology-oncology provider in Phoenix, Arizona, licensed in Arizona (61621) and active in the NPI registry since March 2014. He is enrolled in Medicare PECOS and is a graduate of Ohio State University College Of Medicine (2014).

NPPES Registry Identity

NPI1891112108
Entity TypeIndividualMale
Primary Taxonomy2080P0207X
Provider Legal NameMICHAEL ROSS MANGUM
Location Address1919 E THOMAS RDPhoenix, AZ 85016-7710
Mailing Address2108 E Thomas Rd Ste 130Phoenix, AZ 85016-0008 · (602) 933-3124
Phone(602) 933-1000
Sole ProprietorNo
Medical School CMSOhio State University College Of MedicineGraduated 2014
Enumeration DateMarch 25, 2014
Last NPPES UpdateSeptember 10, 20243 updates tracked since enumeration
NPPES CertifiedSeptember 10, 2024
✔ NPI 1891112108 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPediatrics · Pediatric Hematology-OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0207X
License✔ Licensed in AZ · 61621
Definition
A pediatrician trained in the combination of pediatrics, hematology and oncology to recognize and manage pediatric blood disorders and cancerous diseases.
Also ListedPediatricsTaxonomy 208000000X · License 57.000000 (OH)
Also ListedGeneral PracticeTaxonomy 208D00000X · License 61621 (AZ)
1919 E THOMAS RD, Phoenix, AZ 85016
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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

Michael Ross Mangum 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.

PECOS PAC ID7012218647
PECOS Enrollment IDI20200911001347
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Michael Mangum reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Phoenix Children's Hospital
Same address
Pediatrics
1919 E THOMAS RD
Phoenix, AZ 85016
  • Reassigned Medicare billing, Arizona enrollment
  • 1,416 clinicians in this Medicare group
NPI 1922112044 (602) 933-1000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

DR. TIMUR RAGHIB M.D.
Hospitalist
1919 E THOMAS RD
PHOENIX, AZ 85016
Maricopa County (602) 933-0777
MRS. MARIA T ESCOBAR CSP, RD
Dietitian, Registered
1919 E THOMAS RD
PHOENIX, AZ 85016
Maricopa County (480) 440-2787
DR. AHMAR HUSAIN MD
Anesthesiology (Pediatric Anesthesiology)
1919 E THOMAS RD
PHOENIX, AZ 85016
Maricopa County (602) 933-4660
MRS. SOLEE R COWLEY LCSW
Social Worker (Clinical)
1919 E THOMAS RD
PHOENIX, AZ 85016
Maricopa County (602) 933-0414
MR. SEAN PATRICK BRADY DO
Anesthesiology (Pediatric Anesthesiology)
1919 E THOMAS RD
PHOENIX, AZ 85016
Maricopa County (602) 933-4660
PRIYA PRASHER M.D.
Pediatrics
1919 E THOMAS RD
PHOENIX, AZ 85016
Maricopa County (602) 933-1900
DR. AMIT RAJARAM D.O.
Pediatrics
1919 E THOMAS RD
PHOENIX, AZ 85016
Maricopa County (602) 933-0198
LAURA GARDNER HAMANT
Pediatrics (Pediatric Gastroenterology)
1919 E THOMAS RD
PHOENIX, AZ 85016
Maricopa County (602) 933-1000

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 Mangum's NPI number?

The NPI number for Michael Mangum is 1891112108. It was assigned to this individual provider in the NPPES registry on March 25, 2014.

Where is Michael Mangum located?

Michael Mangum practices at 1919 E Thomas Rd, Phoenix, AZ 85016. The listed phone number is (602) 933-1000.

What is Michael Mangum's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.

Is Michael Mangum enrolled in Medicare?

Yes. Michael Mangum 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 organization bills Medicare for Michael Mangum's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Mangum reassigns Medicare benefits to Phoenix Children's Hospital (Phoenix, AZ). The 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 Michael Mangum'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 Michael Mangum was last updated on September 10, 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.