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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. GEORGE STEPHEN GILLIAM M.D.
NPI 1023016912
Specialist in Rockport, IN

Active since July 13, 2005PECOS EnrolledAccepts Medicare Assignment
1276 N PLAZA DR, ROCKPORT, IN 47635(812) 649-2500(812) 492-6498 Get Directions Write a Review

NPPES record last updated: September 9, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

About Dr. George Stephen Gilliam M.d. NPPES

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

DR. GEORGE STEPHEN GILLIAM M.D. (NPI 1023016912) is an individual specialist in Rockport, Indiana, licensed in Kentucky (22817) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with Owensboro Health Regional Hospital, and is a graduate of University Of Louisville School Of Medicine (1982).

NPPES Registry Identity

NPI1023016912
Entity TypeIndividualMale
Primary Taxonomy174400000X
Provider Legal NameDR. GEORGE STEPHEN GILLIAMCredential: M.D.
Location Address1276 N PLAZA DRRockport, IN 47635-9028
Mailing AddressPo Box 3276Evansville, IN 47731-3276 · (812) 473-0181 · Fax (812) 492-6498
Phone(812) 649-2500
Fax(812) 492-6498
Sole ProprietorNo
Medical School CMSUniversity Of Louisville School Of MedicineGraduated 1982
Enumeration DateJuly 13, 2005
Last NPPES UpdateSeptember 9, 2026
NPPES CertifiedSeptember 9, 2026
✔ NPI 1023016912 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in KY · 22817
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
Also ListedSurgeryTaxonomy 208600000X · License 41068 (KY)
1276 N PLAZA DR, Rockport, IN 47635
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Other Identifiers 4

Medicaid100329260BIN
Medicaid64228174KY
Other000000051542KY · Bs Of Ky
Other611303681KY · Commercial Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. George Stephen Gilliam 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.

PECOS PAC ID2466452461
PECOS Enrollment IDI20080716000364, I20130409000637
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.

Areas of Expertise CMS Part B claims 8

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
79 services71 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
54 services54 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
41 services41 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
31 services29 patients
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121
Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.
31 services31 patients
Colorectal cancer screening; colonoscopy on individual at high risk G0105
Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.
24 services24 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Owensboro Health Regional Hospital

Acute Care Hospitals · Owensboro, KY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number180038
Location1201 Pleasant Valley RoadOwensboro, KY 42303 · Daviess County
Emergency services Birthing friendly

Trigg County Hospital

Critical Access Hospitals · Cadiz, KY
OwnershipVoluntary non-profit - Private
CMS Certification Number181304
Location254 Main StreetCadiz, KY 42211 · Trigg County
Emergency services

Breckinridge Memorial Hospital

Critical Access Hospitals · Hardinsburg, KY
1/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number181319
Location1011 Old Highway 60Hardinsburg, KY 40143 · Breckinridge County
Emergency services

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

APOLLO MEDICAL GROUP LLC
Anesthesiology
1276 N PLAZA DR
ROCKPORT, IN 47635
Spencer County (812) 649-2500
JOSHI HEALTHCARE OF KMC LLC
Anesthesiology
1276 N PLAZA DR
ROCKPORT, IN 47635
Spencer County (812) 649-2500
RIVERVIEW SURGERY CENTER LLC
Clinic/Center (Ambulatory Surgical)
1276 N PLAZA DR
ROCKPORT, IN 47635
Spencer County (812) 649-2500
GEORGE S GILLIAM MD PSC
Specialist
1276 N PLAZA DR
ROCKPORT, IN 47635
Spencer County (812) 649-2500

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 George Gilliam's NPI number?

The NPI number for George Gilliam is 1023016912. It was assigned to this individual provider in the NPPES registry on July 13, 2005.

Where is George Gilliam located?

George Gilliam practices at 1276 N Plaza Dr, Rockport, IN 47635. The listed phone number is (812) 649-2500.

What is George Gilliam's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is George Gilliam enrolled in Medicare?

Yes. George Gilliam 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.

Is George Gilliam affiliated with any hospitals?

According to CMS data, George Gilliam is affiliated with Owensboro Health Regional Hospital, Trigg County Hospital and Breckinridge Memorial Hospital.

When was this NPI record last updated?

The NPPES record for George Gilliam was last updated on September 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days 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.