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

CHRISTOPHER G MARKHAM M.D.
NPI 1053699306
Pediatrics - Pediatric Critical Care Medicine in Indianapolis, IN

Active since August 03, 2011PECOS Enrolled
2001 W 86TH ST, INDIANAPOLIS, IN 46260(317) 338-6815 Get Directions Write a Review

NPPES record last updated: August 26, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 20, 2024, Jul 6, 2022, Mar 12, 2021 and 4 more (7 updates tracked since 2017).

About Christopher G Markham M.d. NPPES

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

CHRISTOPHER G MARKHAM M.D. (NPI 1053699306) is an individual pediatric critical care medicine provider in Indianapolis, Indiana, licensed in Indiana (01078789A) and active in the NPI registry since August 2011. He is enrolled in Medicare PECOS, maintains a secondary practice location in Saint Louis, and is a graduate of Washington University School Of Medicine (2011).

NPPES Registry Identity

NPI1053699306
Entity TypeIndividualMale
Primary Taxonomy2080P0203X
Provider Legal NameCHRISTOPHER G MARKHAMCredential: M.D.
Location Address2001 W 86TH STIndianapolis, IN 46260-1902
Mailing Address2001 W 86th StIndianapolis, IN 46260-1902
Phone(317) 338-6815
Sole ProprietorNo
Medical School CMSWashington University School Of MedicineGraduated 2011
Enumeration DateAugust 3, 2011
Last NPPES UpdateAugust 26, 20247 updates tracked since enumeration
NPPES CertifiedAugust 26, 2024
✔ NPI 1053699306 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
Licenses✔ Licensed in IN · 01078789A✔ Licensed in MO · 2022021145
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 01078789 (IN)
2001 W 86TH ST, Indianapolis, IN 46260
Open in Google Maps ↗

Secondary Practice Location 1

Location 1615 S New Ballas RdSaint Louis, MO 63141-8221 · Phone (314) 251-6598 · Fax (314) 251-4450

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, CareSource.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 G Markham M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3476822826
PECOS Enrollment IDI20260310000302
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 Reassignments

3

Medicare enrollment records show Christopher Markham reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

St Vincent Pediatric Subspecialties
0.1 mi
Pediatrics
2001 W 86TH ST
Indianapolis, IN 46260
  • Reassigned Medicare billing, Indiana enrollment
  • 294 clinicians in this Medicare group
NPI 1013967736 (317) 338-2273
Community Physicians Of Indiana Inc
8.3 mi
Family Medicine
7240 SHADELAND STATION, SUITE 300
Indianapolis, IN 46256
  • Reassigned Medicare billing, Indiana enrollment
  • 2,087 clinicians in this Medicare group
NPI 1619105244 (317) 355-5555
Mercy Hospitals East Communities
243 mi
Audiologist
621 S NEW BALLAS RD STE 385A
Saint Louis, MO 63141
  • Reassigned Medicare billing, Missouri enrollment
  • 241 clinicians in this Medicare group
NPI 1255790762 (314) 251-5850

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.

AMBER SEAMAN
Physician Assistant
2001 W 86TH ST
INDIANAPOLIS, IN 46260
Marion County (317) 338-2345
LILY SNYDER
Pharmacist
2001 W 86TH ST
INDIANAPOLIS, IN 46260
Marion County (317) 415-8111
JANE GUNSENHOUSER MD
Anesthesiology
2001 W 86TH ST
INDIANAPOLIS, IN 46260
Marion County (317) 567-2180
GREGORY BAUWENS MD
Emergency Medicine
2001 W 86TH ST
INDIANAPOLIS, IN 46260
Marion County (317) 802-3140
DR. JENNIFER RAE BARKER M.D.
Emergency Medicine
2001 W 86TH ST
INDIANAPOLIS, IN 46260
Marion County (317) 338-2121
ST. VINCENT
General Acute Care Hospital
2001 W 86TH ST
INDIANAPOLIS, IN 46260
Marion County (317) 338-2281
ST. VINCENT HOSPITAL
Student in an Organized Health Care Education/Training Program
2001 W 86TH ST
INDIANAPOLIS, IN 46260
Marion County (317) 338-2281
BROOKE KATHERINE GREENE MD
Pediatrics
2001 W 86TH ST
INDIANAPOLIS, IN 46260
Marion County (317) 338-6815

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 Markham's NPI number?

The NPI number for Christopher Markham is 1053699306. It was assigned to this individual provider in the NPPES registry on August 3, 2011.

Where is Christopher Markham located?

Christopher Markham practices at 2001 W 86th St, Indianapolis, IN 46260. The listed phone number is (317) 338-6815.

What is Christopher Markham's specialty?

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

Is Christopher Markham enrolled in Medicare?

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

Which organizations bill Medicare for Christopher Markham's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Markham reassigns Medicare benefits to 3 organizations: St Vincent Pediatric Subspecialties (Indianapolis, IN), Community Physicians Of Indiana Inc (Indianapolis, IN) and Mercy Hospitals East Communities (Saint Louis, MO). 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 Christopher Markham's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Christopher Markham accept?

Health plans from Anthem Blue Cross and Blue Shield and CareSource list Christopher Markham 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 Markham was last updated on August 26, 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.