DR. ATAM J MEHDIRATTA MD
NPI 1700828050
Internal Medicine - Gastroenterology in Anderson, IN
About Dr. Atam J Mehdiratta Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ATAM J MEHDIRATTA MD (NPI 1700828050) is an individual gastroenterology provider in Anderson, Indiana, licensed in Indiana (01059560A) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Chi Health Good Samaritan, and maintains a secondary practice location in Sulphur Springs.
NPPES Registry Identity
Specialties & Licenses
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
Dr. Atam J Mehdiratta 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
8Medicare enrollment records show Atam Mehdiratta reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Kalamazoo, MI 49007
- Reassigned Medicare billing, Michigan enrollment
- 1,133 clinicians in this Medicare group
Lincoln, NE 68510
- Reassigned Medicare billing, Nebraska enrollment
- 525 clinicians in this Medicare group
Tyler, TX 75702
- Reassigned Medicare billing, Texas enrollment
- 2,745 clinicians in this Medicare group
Grand Forks, ND 58201
- Reassigned Medicare billing, North Dakota enrollment
- 701 clinicians in this Medicare group
Granbury, TX 76048
- Reassigned Medicare billing, Texas enrollment
- 78 clinicians in this Medicare group
The Woodlands, TX 77380
- Reassigned Medicare billing, Texas enrollment
- 72 clinicians in this Medicare group
Abilene, TX 79601
- Reassigned Medicare billing, Texas enrollment
- 420 clinicians in this Medicare group
Moses Lake, WA 98837
- Reassigned Medicare billing, Washington enrollment
- 158 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.
Chi Health Good Samaritan
Acute Care Hospitals · Kearney, NEChi Health St. Francis
Acute Care Hospitals · Grand Island, NESamaritan Hospital
Acute Care Hospitals · Moses Lake, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 46016 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Atam Mehdiratta's NPI number?
The NPI number for Atam Mehdiratta is 1700828050. It was assigned to this individual provider in the NPPES registry on June 12, 2006.
Where is Atam Mehdiratta located?
Atam Mehdiratta practices at 2020 Meridian St Ste 340, Anderson, IN 46016. The listed phone number is (765) 646-8477.
What is Atam Mehdiratta's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Atam Mehdiratta enrolled in Medicare?
Yes. Atam Mehdiratta 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 Atam Mehdiratta's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Atam Mehdiratta reassigns Medicare benefits to 8 organizations: Bronson Methodist Hospital (Kalamazoo, MI), Chi Health Clinic Specialty, LLC (Lincoln, NE), Christus Trinity Clinic Texas (Tyler, TX), Altru Health System (Grand Forks, ND), Hood Medical Group (Granbury, TX) and 3 more organizations, listed in the Medicare section above. 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 Atam Mehdiratta's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Atam Mehdiratta accept?
Health plans from Blue Cross and Blue Shield of Nebraska, Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan, CareSource and Oscar Insurance Company list Atam Mehdiratta 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 Atam Mehdiratta affiliated with any hospitals?
According to CMS data, Atam Mehdiratta is affiliated with Chi Health Good Samaritan, Chi Health St. Francis and Samaritan Hospital.
When was this NPI record last updated?
The NPPES record for Atam Mehdiratta was last updated on July 25, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Dr. Atam J Mehdiratta, MD · NPI 1700828050
Gastroenterology physician in Anderson, Indiana. Individual provider, active in the CMS NPPES registry since June 12, 2006.
## Identity
- **NPI:** 1700828050 (Entity type: Individual)
- **Enumerated:** June 12, 2006
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 01059560A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 2020 MERIDIAN ST STE 340, Anderson, IN 46016-4349
- **Phone:** (765) 646-8477 · **Fax:** (765) 649-4290
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): Bronson Methodist Hospital (NPI 1417961137, Kalamazoo, MI); Chi Health Clinic Specialty, LLC (NPI 1285138065, Lincoln, NE); Christus Trinity Clinic Texas (NPI 1285684225, Tyler, TX); Altru Health System (NPI 1043309552, Grand Forks, ND); Hood Medical Group (NPI 1225096472, Granbury, TX); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1977
## Record status
- **NPPES last updated:** July 25, 2022
- **Other identifiers:** Other P01678977 (IN); Medicaid 200491100 (IN)
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Source: [NPI Profile](https://npiprofile.com/npi/1700828050) · Data from the CMS NPPES public registry.