1. Home
  2. Directory
  3. Indiana
  4. Polis
  5. Pediatrics
  6. NPI Profile

CHRISTOPHER W. MASTROPIETRO MD
NPI 1871520338
Pediatrics - Pediatric Critical Care Medicine in Indianapolis, IN

Active since June 28, 2006PECOS Enrolled
705 RILEY HOSPITAL DR, ROC 4270, INDIANAPOLIS, IN 46202(317) 274-7208(317) 274-7227 Get Directions Write a Review

NPPES record last updated: February 7, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 7, 2026, Feb 18, 2021, Sep 29, 2020 (3 updates tracked since 2020).

About Christopher W. Mastropietro Md NPPES

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

CHRISTOPHER W. MASTROPIETRO MD (NPI 1871520338) is an individual pediatric critical care medicine provider in Indianapolis, Indiana, licensed in Indiana (01073028) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Indianapolis.

NPPES Registry Identity

NPI1871520338
Entity TypeIndividualMale
Primary Taxonomy2080P0203X
Provider Legal NameCHRISTOPHER W. MASTROPIETROCredential: MD
Location Address705 RILEY HOSPITAL DR, ROC 4270Indianapolis, IN 46202-5109
Mailing AddressPo Box 719094Chicago, IL 60677-9318 · (317) 777-6435 · Fax (317) 777-6644
Phone(317) 274-7208
Fax(317) 274-7227
Sole ProprietorNo
Enumeration DateJune 28, 2006
Last NPPES UpdateFebruary 7, 20263 updates tracked since enumeration
NPPES CertifiedFebruary 7, 2026
✔ NPI 1871520338 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080P0203X
License✔ Licensed in IN · 01073028
Definition
A pediatrician expert in advanced life support for children from the term or near-term neonate to the adolescent. This competence extends to the critical care management of life-threatening organ system failure from any cause in both medical and surgical patients and to the support of vital physiological functions. This specialist may have administrative responsibilities for intensive care units and also facilitates patient care among other specialists.
Also ListedAnesthesiology · Critical Care MedicineTaxonomy 207LC0200X · License 01073028 (IN)
705 RILEY HOSPITAL DR, Indianapolis, IN 46202
Open in Google Maps ↗

Secondary Practice Location 1

Location 17150 Clearvista DrIndianapolis, IN 46256-1695 · Phone (317) 621-6262

Other Identifiers 2

Medicaid7100316070KY
Medicaid201178350IN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Christopher W. Mastropietro Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Christopher Mastropietro reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Iu Health Medical Group Riley Specialists, LLC
Same address
Pediatrics
705 RILEY HOSPITAL DR
Indianapolis, IN 46202
  • Reassigned Medicare billing, Indiana enrollment
  • 523 clinicians in this Medicare group
NPI 1699561480 (317) 944-5000

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.

MOHANNAD MOALLEM M.D.
Pediatrics (Neonatal-Perinatal Medicine)
705 RILEY HOSPITAL DR
INDIANAPOLIS, IN 46202
Marion County (317) 274-4779
TIA IMHOFF MCGEE FNP-BC
Nurse Practitioner (Family)
705 RILEY HOSPITAL DR
INDIANAPOLIS, IN 46202
Marion County (317) 312-2204
JOSHUA WAYNE GOLLUB
Pediatrics (Neonatal-Perinatal Medicine)
705 RILEY HOSPITAL DR
INDIANAPOLIS, IN 46202
Marion County (317) 274-4779
NOAH MENAKER DDS
Dentist (Pediatric Dentistry)
705 RILEY HOSPITAL DR
INDIANAPOLIS, IN 46202
Marion County (317) 944-3865
DR. ANAS NADER ATA ALJABARI MBBS
Student in an Organized Health Care Education/Training Program
705 RILEY HOSPITAL DR
INDIANAPOLIS, IN 46202
Marion County (856) 398-9630
TALIA RAE BOOHER MB BCH BAO
Student in an Organized Health Care Education/Training Program
705 RILEY HOSPITAL DR
INDIANAPOLIS, IN 46202
Marion County (317) 944-7571
JANET R SHAVER NP
Nurse Practitioner (Pediatrics)
705 RILEY HOSPITAL DR, RI 1601
INDIANAPOLIS, IN 46202
Marion County (317) 944-4842
UNIVERSITY PEDIATRIC DENTISTRY ASSOCIATES
Dentist (Pediatric Dentistry)
705 RILEY HOSPITAL DR, ROC - SUITE 4205
INDIANAPOLIS, IN 46202
Marion County (317) 944-9604

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 Christopher Mastropietro's NPI number?

The NPI number for Christopher Mastropietro is 1871520338. It was assigned to this individual provider in the NPPES registry on June 28, 2006.

Where is Christopher Mastropietro located?

Christopher Mastropietro practices at 705 Riley Hospital Dr Roc 4270, Indianapolis, IN 46202. The listed phone number is (317) 274-7208.

What is Christopher Mastropietro's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Critical Care Medicine, with taxonomy code 2080P0203X.

Is Christopher Mastropietro enrolled in Medicare?

Yes. Christopher Mastropietro is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Christopher Mastropietro's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Mastropietro reassigns Medicare benefits to Iu Health Medical Group Riley Specialists, LLC (Indianapolis, IN). 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 Christopher Mastropietro's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Christopher Mastropietro accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, CareSource and Cigna Healthcare list Christopher Mastropietro 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 Christopher Mastropietro was last updated on February 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.