RYAN L JENNINGS M.D.
NPI 1477588499
Hospitalist in Greenville, IL
About Ryan L Jennings M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RYAN L JENNINGS M.D. (NPI 1477588499) is an individual hospitalist provider in Greenville, Illinois, licensed in Illinois (036103305) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with St Anthonys Memorial Hospital, and maintains a secondary practice location in Effingham.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 1
Other Identifiers 5
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
Ryan L Jennings M.d. 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 Ryan Jennings reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Greenville, IL 62246
- Reassigned Medicare billing, Illinois enrollment
- 329 clinicians in this Medicare group
Effingham, IL 62401
- Reassigned Medicare billing, Illinois enrollment
- 104 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 2
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.
St Anthonys Memorial Hospital
Acute Care Hospitals · Effingham, ILHshs Holy Family Hospital Inc
Acute Care Hospitals · Greenville, ILHshs Good Shepherd Hospital Inc
Critical Access Hospitals · Shelbyville, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 62246 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 2
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.
GREENVILLE, IL 62246
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 Ryan Jennings's NPI number?
The NPI number for Ryan Jennings is 1477588499. It was assigned to this individual provider in the NPPES registry on July 11, 2006.
Where is Ryan Jennings located?
Ryan Jennings practices at 200 Health Care Dr, Greenville, IL 62246. The listed phone number is (618) 664-1230.
What is Ryan Jennings's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Ryan Jennings enrolled in Medicare?
Yes. Ryan 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 Ryan Jennings's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ryan Jennings reassigns Medicare benefits to 2 organizations: Cep America-Illinois Hospitalists, LLP (Greenville, IL) and St Anthonys Memorial Hospital Of The Hospital Sisters Of The Third (Effingham, IL). 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 Ryan Jennings's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Ryan Jennings affiliated with any hospitals?
According to CMS data, Ryan Jennings is affiliated with St Anthonys Memorial Hospital, Hshs Holy Family Hospital Inc and Hshs Good Shepherd Hospital Inc.
When was this NPI record last updated?
The NPPES record for Ryan Jennings was last updated on May 10, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Ryan L Jennings, M.D. · NPI 1477588499
Hospitalist physician in Greenville, Illinois. Individual provider, active in the CMS NPPES registry since July 11, 2006.
## Identity
- **NPI:** 1477588499 (Entity type: Individual)
- **Enumerated:** July 11, 2006
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 036103305 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 HEALTH CARE DR, Greenville, IL 62246-1154
- **Phone:** (618) 664-1230
## 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): Cep America-Illinois Hospitalists, LLP (NPI 1023517935, Greenville, IL); St Anthonys Memorial Hospital Of The Hospital Sisters Of The Third (NPI 1306800602, Effingham, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Southern Illinois University School Of Medicine, class of 1998
## Record status
- **NPPES last updated:** May 10, 2019
- **Other identifiers:** Other 110232704 (IL); Other 0460911 (IL); Other 2523659 (IL); and 2 more
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Source: [NPI Profile](https://npiprofile.com/npi/1477588499) · Data from the CMS NPPES public registry.