DR. GREGORY A. GREGG M.D.
NPI 1568575595
Radiology - Diagnostic Radiology in Springfield, IL

Q: What is Gregory Gregg's NPI number?

The NPI number for Gregory Gregg is 1568575595. It was assigned to this individual provider in the NPPES registry on August 16, 2006.

Q: What is Gregory Gregg's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Q: When was this NPI record last updated?

The NPPES record for Gregory Gregg was last updated on January 11, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since August 16, 2006PECOS EnrolledAccepts Medicare Assignment

800 E CARPENTER ST, DEPARTMENT OF RADIOLOGY, SPRINGFIELD, IL 62702(217) 544-6464(217) 525-5671 Get Directions Write a Review

NPPES record last updated: January 11, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Dr. Gregory A. Gregg M.d. NPPES

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

DR. GREGORY A. GREGG M.D. (NPI 1568575595) is an individual diagnostic radiology provider in Springfield, Illinois, licensed in Illinois (036064294) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with St Johns Hospital, and is a graduate of Southern Illinois University School Of Medicine (1980).

NPPES Registry Identity

NPI1568575595

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameDR. GREGORY A. GREGGCredential: M.D.

Location Address800 E CARPENTER ST, DEPARTMENT OF RADIOLOGYSpringfield, IL 62702-5324

Mailing Address611 N 6th StSpringfield, IL 62702-5327 · (217) 544-2149 · Fax (217) 544-9553

Phone(217) 544-6464

Fax(217) 525-5671

Sole ProprietorNo

Medical School CMSSouthern Illinois University School Of MedicineGraduated 1980

Enumeration DateAugust 16, 2006

Last NPPES UpdateJanuary 11, 2024

NPPES CertifiedJanuary 11, 2024

✔ NPI 1568575595 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

License✔ Licensed in IL · 036064294

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

800 E CARPENTER ST, Springfield, IL 62702

Open in Google Maps ↗

Other Identifiers 3

Other300026227IL · Rr Medicare

OtherP00028349IL · Rr Medicare

Medicaid36064294IL

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter Health, Ambetter Health of Delaware.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. Gregory A. Gregg 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 ID1850328931

PECOS Enrollment IDI20050929000073

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 40

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.

X-ray of chest, 1 view 71045

A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.

685 services643 patients

Dxa bone density measurement of hip, pelvis, spine 77080

A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.

307 services307 patients

Dxa bone density measurement of hip, pelvis, spine 77080

286 services286 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

181 services180 patients

Ct scan head or brain without contrast 70450

A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.

85 services85 patients

Ct scan of abdomen and pelvis with contrast 74177

A CT scan of the abdomen and pelvis with contrast is an imaging procedure. A special dye, called contrast, is used to make certain areas more visible. This can help identify issues such as infections, tumors, or other abnormalities. The procedure is painless and usually takes about 30 minutes.

75 services74 patients

Ct scan of abdomen and pelvis without contrast 74176

A CT scan of the abdomen and pelvis is a non-invasive medical test. It uses special X-ray equipment to create detailed images of your abdominal and pelvic areas. This helps doctors examine organs, tissues, and vessels. No contrast dye is used in this procedure.

72 services71 patients

Mri scan of leg joint without contrast 73721

An MRI scan of your leg joint is a non-invasive procedure that uses magnetic fields and radio waves to create detailed images of the structures within your leg. This helps doctors diagnose or monitor conditions without using contrast dye.

69 services67 patients

Ct scan of chest without contrast 71250

A CT scan of the chest without contrast is a non-invasive imaging procedure. It uses special X-ray equipment to produce detailed images of your chest area, including your lungs and heart. It can help diagnose conditions such as lung diseases or heart disorders. It doesn't involve any dyes or contrast agents.

64 services64 patients

X-ray of hip, 2-3 views 73502

An X-ray of the hip with 2-3 views is a non-invasive imaging test. It uses a small amount of radiation to produce pictures of the hip joint. These images help in diagnosing conditions like fractures, arthritis, or other abnormalities. The process is quick and painless.

52 services49 patients

Mri scan of arm joint without contrast 73221

An MRI scan of the arm joint is a non-invasive imaging procedure that uses magnetic fields and radio waves to create detailed images of the structures within your arm joint. No contrast dye is used in this process. It helps to diagnose or monitor conditions like arthritis, injuries, or infections.

49 services46 patients

X-ray of knee, 3 views 73562

An X-ray of the knee, 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the knee from three different angles. This helps medical professionals to diagnose and monitor conditions like arthritis, fractures, or infections. The process is quick and painless.

48 services45 patients

X-ray of lower and sacral spine, 2-3 views 72100

An X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.

46 services45 patients

X-ray of abdomen, 1 view 74018

An X-ray of the abdomen, 1 view, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the structures in your abdomen, such as the stomach, liver, and intestines. This can help identify issues like blockages, infections, or injuries.

45 services45 patients

Ct scan of blood vessels of chest with contrast 71275

A CT scan of the chest with contrast is a non-invasive imaging test. It uses X-rays and a special dye to get detailed images of your blood vessels in the chest. This helps in diagnosing conditions related to heart and lungs.

42 services42 patients

X-ray of shoulder, minimum of 2 views 73030

An X-ray of the shoulder, with a minimum of 2 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of your shoulder bones. This helps in diagnosing conditions like fractures, arthritis, or other abnormalities. The procedure is quick and painless.

41 services40 patients

X-ray of knee, 1-2 views 73560

An X-ray of the knee with 1-2 views is a quick, painless test that produces images of the knee bones. It helps identify fractures, infections, or changes in the knee joint. During the procedure, you'll be asked to stay still while the X-ray machine captures the images.

37 services29 patients

X-ray of foot, minimum of 3 views 73630

An X-ray of the foot, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones and tissues in your foot. This helps to identify fractures, infections, or other abnormalities. Multiple views ensure a comprehensive examination.

35 services33 patients

Imaging for evaluation of swallowing function 74230

This process, known as a swallowing study, uses imaging technology to view how food and liquid move from your mouth to your stomach. It helps identify any issues you may have swallowing, which can be crucial for determining the best treatment plan.

34 services34 patients

Limited ultrasound scan of abdomen 76705

A limited ultrasound scan of the abdomen is a non-invasive imaging test. It uses sound waves to produce images of the abdominal organs such as the liver, gallbladder, spleen, pancreas, and kidneys. This helps to identify any abnormalities or issues.

28 services28 patients

X-ray of wrist, minimum of 3 views 73110

An X-ray of the wrist, minimum of 3 views, is a diagnostic procedure that uses radiation to create images of your wrist from different angles. This helps detect fractures, infections, or other abnormalities for accurate diagnosis and treatment planning.

27 services23 patients

Mri scan of lower spinal canal without contrast 72148

An MRI scan of the lower spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to produce detailed images of your lower spine. This helps identify issues like disc problems, tumors, or nerve conditions. No dye is used.

26 services26 patients

Complete ultrasound scan behind abdominal cavity 76770

A complete ultrasound scan behind the abdominal cavity is a non-invasive imaging procedure. It uses sound waves to create pictures of the structures and organs located at the back of your abdomen. It helps in diagnosing health conditions and monitoring ongoing treatments.

26 services26 patients

X-ray of ankle, minimum of 3 views 73610

An ankle X-ray is a quick, painless imaging test. It involves capturing at least three different images or 'views' of your ankle using small amounts of radiation. These images help identify any abnormalities or injuries, such as fractures or arthritis.

22 services20 patients

Mri scan of leg joint without contrast 73721

22 services22 patients

X-ray of knee, 3 views 73562

21 services20 patients

X-ray of knee, 4 or more views 73564

An X-ray of the knee, 4 or more views, is a non-invasive imaging test. It involves capturing multiple images of your knee from different angles. This helps in diagnosing conditions such as fractures, arthritis, or infections. The procedure is quick and painless.

21 services20 patients

X-ray of lower leg, 2 views 73590

An X-ray of the lower leg, 2 views, is a quick, painless test that produces images of the bones in your lower leg. It helps to identify fractures, infections, or diseases. Two different angles are used to provide a comprehensive view of the leg's structure.

21 services20 patients

Ct scan of chest with contrast 71260

A CT scan of the chest with contrast is an imaging procedure. A special dye (contrast) is used to highlight specific areas in your body, providing clearer pictures of your chest. This helps in diagnosing conditions related to your lungs, heart, and other chest structures.

19 services19 patients

X-ray of hand, minimum of 3 views 73130

An X-ray of the hand, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones in your hand from different angles. This helps in diagnosing fractures, infections, arthritis, or other abnormalities. It's quick and painless.

19 services16 patients

Ct scan of abdomen and pelvis before and after contrast 74178

A CT scan of your abdomen and pelvis with and without contrast helps visualize your internal organs better. Contrast is a special dye that improves the clarity of the images. It's taken orally or injected into your veins before the scan. The process is painless and quick.

19 services19 patients

Ct scan of upper spine without contrast 72125

A CT scan of the upper spine without contrast is a non-invasive imaging test that uses X-rays to capture detailed images of your neck and upper back. It helps in identifying issues like fractures, tumors, or infections. No dye (contrast) is used in this scan.

17 services17 patients

Mri scan of lower spinal canal without contrast 72148

15 services15 patients

X-ray of lower and sacral spine, 2-3 views 72100

14 services14 patients

X-ray of upper spine, 2-3 views 72040

An X-ray of the upper spine, with 2-3 views, is a painless procedure that employs a small amount of radiation to capture images of your neck and upper back. It assists in diagnosing conditions like arthritis, fractures, or spinal deformities.

13 services13 patients

X-ray of shoulder, minimum of 2 views 73030

13 services12 patients

Ct scan of leg without contrast 73700

A CT scan of the leg is a non-invasive imaging test that uses X-rays to capture detailed images of your leg's bones, muscles, and blood vessels. It doesn't use contrast dye and doesn't cause any pain. It helps in diagnosing injuries or diseases.

13 services13 patients

Ultrasound study of one arm or leg veins with compression and maneuvers 93971

This is a non-invasive procedure using sound waves to visualize veins in an arm or leg. It involves applying gentle pressure and performing certain movements. It helps identify any abnormal blood flow or clots, ensuring vascular health.

13 services13 patients

X-ray of thigh bone, minimum 2 views 73552

An X-ray of the thigh bone is a non-invasive imaging test. It involves passing a small amount of radiation through the thigh to produce images of the bone structure. At least two different angles are captured for a comprehensive view. This helps detect fractures, infections, or other abnormalities.

12 services12 patients

Mri scan of arm joint without contrast 73221

11 services11 patients

Hospital Affiliations CMS Care Compare 5

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

St Johns Hospital

Acute Care Hospitals · Springfield, IL

3/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number140053

Location800 E Carpenter StSpringfield, IL 62769 · Sangamon County

Emergency services Birthing friendly

St Marys Hospital

Acute Care Hospitals · Decatur, IL

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140166

Location1800 E Lake Shore DrDecatur, IL 62521 · Macon County

Emergency services Birthing friendly

Hshs St Elizabeth's Hospital

Acute Care Hospitals · O Fallon, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number140187

LocationOne St Elizabeth BoulevardO Fallon, IL 62269 · St. Clair County

Emergency services Birthing friendly

St Francis Hospital

Critical Access Hospitals · Litchfield, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number141350

Location1215 Franciscan DrLitchfield, IL 62056 · Montgomery County

Emergency services Birthing friendly

Hshs Good Shepherd Hospital Inc

Critical Access Hospitals · Shelbyville, IL

OwnershipVoluntary non-profit - Private

CMS Certification Number141354

Location200 S Cedar StShelbyville, IL 62565 · Shelby County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 62702 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$85.71 typical visit price

range $54.80 – $168.44

Typical copayment $21.42 (range $13.70 – $42.11)

Most-billed visit code 99203

Established Patient

$68.64 typical visit price

range $17.16 – $136.56

Typical copayment $17.16 (range $4.29 – $34.14)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Reported Quality Measures

Radiology: Exposure Dose or Time Reported for Procedures Using Fluoroscopy

Final reports for procedures using fluoroscopy that document radiation exposure indices, or exposure time and number of fluorographic images (if radiation exposure indices are not available)

42%131 patients2/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

JENNA YOUNKER CRNA

Nurse Anesthetist, Certified Registered

800 E CARPENTER ST
SPRINGFIELD, IL 62702

Sangamon County (217) 525-5643

KELSEY GEE OTR/L

Occupational Therapist

800 E CARPENTER ST
SPRINGFIELD, IL 62702

Sangamon County (217) 544-6464

DR. JOSEPH T. BASLER M.D.

Radiology (Diagnostic Radiology)

800 E CARPENTER ST, DEPARTMENT OF RADIOLOGY
SPRINGFIELD, IL 62702

Sangamon County (217) 544-6464

SARAH ROSENTHAL CRNA

Nurse Anesthetist, Certified Registered

800 E CARPENTER ST
SPRINGFIELD, IL 62702

Sangamon County (217) 525-5643

JACKIE COOLEY

Nurse Anesthetist, Certified Registered

800 E CARPENTER ST
SPRINGFIELD, IL 62702

Sangamon County (217) 525-5643

JAMIE JOANN RINEHART PA

Physician Assistant

800 E CARPENTER ST
SPRINGFIELD, IL 62702

Sangamon County (217) 544-6464

MR. JAYSON A COBLE PA-C

Physician Assistant

800 E CARPENTER ST
SPRINGFIELD, IL 62702

Sangamon County (217) 544-6464

SHASHI DHAR RAJURI M.D

Internal Medicine

800 E CARPENTER ST
SPRINGFIELD, IL 62702

Sangamon County (217) 544-6464

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 Gregory Gregg's NPI number?

The NPI number for Gregory Gregg is 1568575595. It was assigned to this individual provider in the NPPES registry on August 16, 2006.

Where is Gregory Gregg located?

Gregory Gregg practices at 800 E Carpenter St Department Of Radiology, Springfield, IL 62702. The listed phone number is (217) 544-6464.

What is Gregory Gregg's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Gregory Gregg enrolled in Medicare?

Yes. Gregory Gregg 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.

What insurance does Gregory Gregg accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Gregory Gregg 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 Gregory Gregg affiliated with any hospitals?

According to CMS data, Gregory Gregg is affiliated with St Johns Hospital, St Marys Hospital, Hshs St Elizabeth's Hospital, St Francis Hospital and Hshs Good Shepherd Hospital Inc.

When was this NPI record last updated?

The NPPES record for Gregory Gregg was last updated on January 11, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.