Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MATTHEW WARREN MD
NPI 1861825499
Internal Medicine - Adult Congenital Heart Disease in Indianapolis, IN

Q: What is Matthew Warren's NPI number?

The NPI number for Matthew Warren is 1861825499. It was assigned to this individual provider in the NPPES registry on August 19, 2013.

Q: What is Matthew Warren's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Adult Congenital Heart Disease, with taxonomy code 207RA0002X.

Q: When was this NPI record last updated?

The NPPES record for Matthew Warren was last updated on October 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days 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.

Active since August 19, 2013PECOS Enrolled

1801 N SENATE BLVD STE 2000, INDIANAPOLIS, IN 46202(317) 962-9700 Get Directions Write a Review

NPPES record last updated: October 6, 2026. Verified against the NPPES registry weekly; last sync: October 11, 2026.

Record update history: Oct 6, 2026, Jun 23, 2021, Mar 2, 2021 (3 updates tracked since 2021).

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About Matthew Warren Md NPPES

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

MATTHEW WARREN MD (NPI 1861825499) is an individual adult congenital heart disease provider in Indianapolis, Indiana, licensed in Indiana (01101120A) and active in the NPI registry since August 2013. He is enrolled in Medicare PECOS and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1861825499

Entity TypeIndividualMale

Primary Taxonomy207RA0002X

Provider Legal NameMATTHEW WARRENCredential: MD

Location Address1801 N SENATE BLVD STE 2000Indianapolis, IN 46202-1252

Mailing Address250 N Shadeland AveIndianapolis, IN 46219-4959

Phone(317) 962-9700

Sole ProprietorYes

Enumeration DateAugust 19, 2013

Last NPPES UpdateOctober 6, 20263 updates tracked since enumeration

NPPES CertifiedOctober 6, 2026

✔ NPI 1861825499 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ Primary SpecialtyInternal Medicine · Adult Congenital Heart DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RA0002X

License✔ Licensed in IN · 01101120A

Definition

A physician who specializes in the care and treatment of adults with congenital heart disease. Adult congenital heart disease (ACHD) physicians are trained to understand the complexities of congenital heart disease, anatomy, physiology, surgical repairs, and long-term complications and use that to manage ACHD with acquired heart disease, including heart failure, arrhythmias, and pulmonary hypertension.

Also ListedInternal MedicineTaxonomy 207R00000X · License 01101120A (IN)

Also ListedPediatricsTaxonomy 208000000X · License 01101120A (IN)

Also ListedPediatrics · Pediatric CardiologyTaxonomy 2080P0202X · License 01101120A (IN)

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

1801 N SENATE BLVD STE 2000, Indianapolis, IN 46202

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Secondary Practice Locations 3

Location 11400 Coleman AveMacon, GA 31207-0001 · Phone (478) 301-5570

Location 22401 Gillham RdKansas City, MO 64108-4619 · Phone (816) 302-8052

Location 36410 Fannin St Ste 425Houston, TX 77030-3005 · Phone (713) 500-5751

Other Identifiers 1

Medicaid300137240IN

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Matthew Warren 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.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LIA G STALLWORTH MSW

Social Worker (Clinical)