SHARON ELIZABETH ENGEL ROBERTSON MD
NPI 1891939567
Obstetrics & Gynecology - Gynecologic Oncology in Indianapolis, IN
About Sharon Elizabeth Engel Robertson Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SHARON ELIZABETH ENGEL ROBERTSON MD (NPI 1891939567) is an individual gynecologic oncology provider in Indianapolis, Indiana, licensed in Indiana (01080357A) and active in the NPI registry since April 2009. She is enrolled in Medicare PECOS, is affiliated with Indiana University Health Bloomington Hospital, and maintains a secondary practice location in Tampa.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Secondary Practice Location 1
Other Identifiers 2
Accepted Insurance
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
Sharon Elizabeth Engel Robertson 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.
Medicare Billing Reassignments
2Medicare enrollment records show Sharon Robertson reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Indianapolis, IN 46202
- Reassigned Medicare billing, Indiana enrollment
- 5,212 clinicians in this Medicare group
Indianapolis, IN 46202
- Reassigned Medicare billing, Indiana enrollment
- 96 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 4
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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Indiana University Health Bloomington Hospital
Acute Care Hospitals · Bloomington, INIndiana University Health
Acute Care Hospitals · Indianapolis, INIndiana University Health Ball Memorial Hospital
Acute Care Hospitals · Muncie, INPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 46202 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
INDIANAPOLIS, IN 46202
INDIANAPOLIS, IN 46202
INDIANAPOLIS, IN 46202
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 Sharon Robertson's NPI number?
The NPI number for Sharon Robertson is 1891939567. It was assigned to this individual provider in the NPPES registry on April 26, 2009. The provider is also known as Sharon Elizabeth Engel Robertson MD.
Where is Sharon Robertson located?
Sharon Robertson practices at 1701 N Senate Blvd, Indianapolis, IN 46202. The listed phone number is (888) 484-3258.
What is Sharon Robertson's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Gynecologic Oncology, with taxonomy code 207VX0201X.
Is Sharon Robertson enrolled in Medicare?
Yes. Sharon Robertson 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 organizations bill Medicare for Sharon Robertson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sharon Robertson reassigns Medicare benefits to 2 organizations: Iu Health Medical Group, LLC (Indianapolis, IN) and University Obstetricians-Gynecologists,inc (Indianapolis, IN). 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 Sharon Robertson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sharon Robertson accept?
Health plans from Anthem Blue Cross and Blue Shield, CareSource, Cigna Healthcare and UnitedHealthcare list Sharon Robertson 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.
Is Sharon Robertson affiliated with any hospitals?
According to CMS data, Sharon Robertson is affiliated with Indiana University Health Bloomington Hospital, Indiana University Health and Indiana University Health Ball Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Sharon Robertson was last updated on May 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Sharon Elizabeth Engel Robertson, MD · NPI 1891939567
Gynecologic Oncology physician in Indianapolis, Indiana. Individual provider, active in the CMS NPPES registry since April 26, 2009.
## Identity
- **NPI:** 1891939567 (Entity type: Individual)
- **Enumerated:** April 26, 2009
- **Primary specialty:** Obstetrics & Gynecology - Gynecologic Oncology · taxonomy 207VX0201X
- **State license:** 01080357A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 1701 N SENATE BLVD, Indianapolis, IN 46202-1239
- **Phone:** (888) 484-3258
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Iu Health Medical Group, LLC (NPI 1326893777, Indianapolis, IN); University Obstetricians-Gynecologists,inc (NPI 1235177924, Indianapolis, IN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Emory University School Of Medicine, class of 2009
## Record status
- **NPPES last updated:** May 12, 2025
- **Other identifiers:** Medicaid 300019108 (IN); Other 000001211062 (IN)
---
Source: [NPI Profile](https://npiprofile.com/npi/1891939567) · Data from the CMS NPPES public registry.