MARK RANDALL JENNINGS MD
NPI 1003915539
Internal Medicine in Anderson, IN
About Mark Randall Jennings Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARK RANDALL JENNINGS MD (NPI 1003915539) is an individual internal medicine provider in Anderson, Indiana, licensed in Indiana (01037730) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Ascension St Vincent Kokomo, and is a graduate of Indiana University School Of Medicine (1988).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
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
Mark Randall Jennings 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 Mark Jennings reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Carmel, IN 46032
- Reassigned Medicare billing, Indiana enrollment
- 945 clinicians in this Medicare group
Indianapolis, IN 46260
- Reassigned Medicare billing, Indiana enrollment
- 510 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 5
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.
Ascension St Vincent Kokomo
Acute Care Hospitals · Kokomo, INAscension St Vincent Anderson
Acute Care Hospitals · Anderson, INAscension St Vincent Mercy
Critical Access Hospitals · Elwood, INPhysician 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.
Referred Medical Equipment & Supplies CMS DME claims 4
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
ANDERSON, IN 46016
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 Mark Jennings's NPI number?
The NPI number for Mark Jennings is 1003915539. It was assigned to this individual provider in the NPPES registry on September 21, 2006.
Where is Mark Jennings located?
Mark Jennings practices at 2015 Jackson St, Anderson, IN 46016. The listed phone number is (765) 649-2511.
What is Mark Jennings's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Mark Jennings enrolled in Medicare?
Yes. Mark Jennings 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 Mark Jennings's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Jennings reassigns Medicare benefits to 2 organizations: St. Vincent Medical Group, Inc. (Carmel, IN) and St Vincent Physician Services Hospital And Health Care Center (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 Mark Jennings's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Jennings accept?
Health plans from CareSource list Mark Jennings 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 Mark Jennings affiliated with any hospitals?
According to CMS data, Mark Jennings is affiliated with Ascension St Vincent Kokomo, Ascension St Vincent Anderson and Ascension St Vincent Mercy.
When was this NPI record last updated?
The NPPES record for Mark Jennings was last updated on March 31, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Mark Randall Jennings, MD · NPI 1003915539
Internal Medicine physician in Anderson, Indiana. Individual provider, active in the CMS NPPES registry since September 21, 2006.
## Identity
- **NPI:** 1003915539 (Entity type: Individual)
- **Enumerated:** September 21, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 01037730 (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 2015 JACKSON ST, Anderson, IN 46016-4337
- **Phone:** (765) 649-2511
## 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): St. Vincent Medical Group, Inc. (NPI 1033999370, Carmel, IN); St Vincent Physician Services Hospital And Health Care Center (NPI 1669422234, Indianapolis, IN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Indiana University School Of Medicine, class of 1988
## Record status
- **NPPES last updated:** March 31, 2015
- **Other identifiers:** Medicare PIN IN1213041 (IN); Medicare PIN IN1214017 (IN); Medicare UPIN E17587 (IN); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1003915539) · Data from the CMS NPPES public registry.