Active NPI 1194729871 Individual Practitioner Male Practitioner

Dr. Gregory Joseph Simmons , MD

Orthopaedic Surgery • Belleville, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Gregory Simmons, MD is a certified Orthopaedic Surgery practicing in Belleville, IL. With approximately 31 years of clinical experience since graduating from Saint Louis University School Of Medicine in 1995, Dr. Simmons delivers high-quality medical care to the local community at 4700 MEMORIAL DR.

Dr. Simmons is affiliated with Fairview Heights Medical Group Sc and accepts Medicare assignment.

Frequently performed procedures and clinical services include injection, triamcinolone acetonide, not otherwise specified, 10 mg, hyaluronan or derivative, durolane, for intra-articular injection, 1 mg, aspiration and/or injection of fluid from large joint. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

4700 Memorial Dr
Ste 340

Belleville, IL 622265370

Telephone 6182349884

Fax 6182359020

Associated Practice Facility / Clinic

🏢 Oa Associates Llc Facility NPI 1619246485

Medicare Profile & Education

Medical School

Saint Louis University School Of Medicine

Graduation Year

1995

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Orthopaedic Surgery in Belleville, IL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

31 Yrs +9.8 yrs vs City Avg

City Avg: 21.2 Yrs

State Avg: 27.0 Yrs

Regional Practice Density

7 Specialists

Practicing in Belleville, IL (1064 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Simmons (31 Years) 31 Yrs

Belleville Specialty Average (21.2 Years) 21.2 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	5,645	231	$6.00	$0.97
J7318 Hyaluronan or derivative, durolane, for intra-articular injection, 1 mg	1,080	11	$34.00	$6.34
20610 Aspiration and/or injection of fluid from large joint	774	220	$298.06	$71.21
99213 Established patient office or other outpatient visit, typically 15 minutes	243	143	$187.00	$87.33
20552 Injections of trigger points in 1 or 2 muscles	189	81	$153.00	$35.15
20605 Aspiration and/or injection of medium joint or joint capsule	49	22	$183.02	$39.80
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	33	33	$220.00	$104.59
20600 Aspiration and/or injection of fluid from small joint	26	11	$151.15	$38.36
27447 Replacement of knee joint, both sides of knee	22	22	$4679.45	$1352.36
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	22	21	$230.00	$124.61
99221 Initial hospital inpatient care per day, typically 30 minutes	22	22	$203.00	$83.41
27130 Replacement of thigh bone and hip joint with prosthesis	17	17	$3686.00	$1325.15

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	5,584	232	$5.64	$1.07
J7318 Hyaluronan or derivative, durolane, for intra-articular injection, 1 mg	1,140	13	$34.00	$6.48
20610 Aspiration and/or injection of fluid from large joint	780	221	$329.35	$73.03
99213 Established patient office or other outpatient visit, typically 15 minutes	306	178	$150.00	$87.56
20552 Injections of trigger points in 1 or 2 muscles	97	56	$153.00	$36.81
20605 Aspiration and/or injection of medium joint or joint capsule	52	25	$225.23	$41.59
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	39	39	$220.00	$110.04
99221 Initial hospital inpatient care per day, typically 30 minutes	23	23	$202.00	$82.28
27447 Replacement of knee joint, both sides of knee	17	17	$4476.00	$1290.10
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	15	15	$219.00	$126.01

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	5,596	243	$5.06	$1.14
J7318 Hyaluronan or derivative, durolane, for intra-articular injection, 1 mg	1,500	16	$34.00	$12.46
20610 Aspiration and/or injection of fluid from large joint	776	235	$308.65	$74.35
99213 Established patient office or other outpatient visit, typically 15 minutes	342	213	$144.00	$90.14
20552 Injections of trigger points in 1 or 2 muscles	142	75	$147.00	$37.35
J1030 Injection, methylprednisolone acetate, 40 mg	92	40	$14.00	$6.34
20605 Aspiration and/or injection of medium joint or joint capsule	50	27	$218.24	$44.74
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	43	43	$212.00	$113.60
99221 Initial hospital inpatient care per day, typically 30 minutes	22	22	$195.00	$103.07
20600 Aspiration and/or injection of fluid from small joint	19	11	$212.21	$39.95
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	18	17	$211.00	$122.62
27447 Replacement of knee joint, both sides of knee	18	17	$4324.00	$1362.96
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	11	11	$86.00	$57.01

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	1,842	161	$4.00	$1.20
J1030 Injection, methylprednisolone acetate, 40 mg	1,703	257	$13.00	$5.68
J7325 Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg	1,520	16	$40.00	$10.69
20610 Aspiration and/or injection of fluid from large joint	987	284	$311.68	$75.24
99213 Established patient office or other outpatient visit, typically 15 minutes	803	314	$139.00	$91.53
20552 Injections of trigger points in 1 or 2 muscles	325	109	$142.00	$35.32
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	241	119	$204.00	$129.71
20605 Aspiration and/or injection of medium joint or joint capsule	94	38	$207.98	$41.83
J7326 Hyaluronan or derivative, gel-one, for intra-articular injection, per dose	41	18	$1438.00	$1219.00
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	37	37	$205.00	$114.16
20600 Aspiration and/or injection of fluid from small joint	27	16	$193.19	$37.19
27447 Replacement of knee joint, both sides of knee	27	27	$4198.00	$1334.06
99221 Initial hospital inpatient care per day, typically 30 minutes	13	13	$195.00	$104.22
27130 Replacement of thigh bone and hip joint with prosthesis	12	12	$3457.00	$1383.26
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$314.00	$171.11

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J1030 Injection, methylprednisolone acetate, 40 mg	1,495	254	$12.00	$5.95
J7325 Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg	928	11	$38.00	$10.70
20610 Aspiration and/or injection of fluid from large joint	769	246	$300.32	$73.41
99213 Established patient office or other outpatient visit, typically 15 minutes	438	241	$134.00	$75.37
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	302	164	$198.00	$108.07
20552 Injections of trigger points in 1 or 2 muscles	194	87	$137.00	$35.38
73562 X-ray of knee, 3 views	91	87	$30.86	$11.62
20605 Aspiration and/or injection of medium joint or joint capsule	45	26	$201.67	$39.91
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	39	36	$80.00	$45.53
73502 X-ray of hip, 2-3 views	37	32	$23.00	$11.56
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	37	37	$199.00	$109.35
J7326 Hyaluronan or derivative, gel-one, for intra-articular injection, per dose	28	13	$1396.00	$1212.04
20600 Aspiration and/or injection of fluid from small joint	26	12	$206.62	$38.49
27447 Replacement of knee joint, both sides of knee	19	19	$3924.87	$1408.22
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	14	14	$134.00	$74.23
73030 X-ray of shoulder, minimum of 2 views	12	12	$32.50	$12.23
99221 Initial hospital inpatient care per day, typically 30 minutes	12	12	$189.00	$106.50

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J7325 Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg	2,208	20	$35.57	$11.40
J1030 Injection, methylprednisolone acetate, 40 mg	2,141	323	$11.00	$6.23
20610 Aspiration and/or injection of fluid from large joint	1,160	322	$259.29	$67.07
20552 Injections of trigger points in 1 or 2 muscles	330	126	$132.07	$35.58
99213 Established patient office or other outpatient visit, typically 15 minutes	304	208	$128.91	$73.25
73562 X-ray of knee, 3 views	178	148	$31.92	$12.63
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	91	75	$76.32	$44.04
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	72	63	$191.33	$103.82
73502 X-ray of hip, 2-3 views	63	52	$21.76	$11.14
20605 Aspiration and/or injection of medium joint or joint capsule	51	22	$199.51	$48.77
73030 X-ray of shoulder, minimum of 2 views	45	41	$31.69	$12.50
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	42	42	$191.43	$102.18
J7324 Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose	39	16	$511.00	$370.25
27447 Replacement of knee joint, both sides of knee	29	29	$4060.69	$1449.22
20600 Aspiration and/or injection of fluid from small joint	28	13	$176.52	$33.34
99221 Initial hospital inpatient care per day, typically 30 minutes	18	18	$182.17	$105.11
J7326 Hyaluronan or derivative, gel-one, for intra-articular injection, per dose	16	11	$1328.19	$1074.77
27130 Replacement of thigh bone and hip joint with prosthesis	14	12	$3237.64	$1465.86
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	14	14	$129.71	$74.21

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J7325 Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg	4,976	50	$31.99	$11.74
J1030 Injection, methylprednisolone acetate, 40 mg	2,631	408	$11.44	$6.62
20610 Aspiration and/or injection of fluid from large joint	1,477	416	$214.91	$70.22
99213 Established patient office or other outpatient visit, typically 15 minutes	489	263	$131.63	$72.32
20552 Injections of trigger points in 1 or 2 muscles	336	123	$125.31	$36.17
73562 X-ray of knee, 3 views	192	138	$36.14	$9.76
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	110	92	$76.30	$42.85
20605 Aspiration and/or injection of medium joint or joint capsule	81	42	$169.30	$45.37
73502 X-ray of hip, 2-3 views	76	62	$21.59	$11.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	68	62	$196.49	$104.05
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	60	60	$192.10	$108.73
73030 X-ray of shoulder, minimum of 2 views	50	38	$39.18	$9.67
J7326 Hyaluronan or derivative, gel-one, for intra-articular injection, per dose	41	27	$1296.10	$512.59
27447 Replacement of knee joint, both sides of knee	39	38	$3598.15	$1441.78
20600 Aspiration and/or injection of fluid from small joint	39	17	$171.86	$34.93
99221 Initial hospital inpatient care per day, typically 30 minutes	22	22	$191.09	$105.13
20551 Injection into tendon at attachment to bone or muscle	16	13	$168.88	$40.45
27130 Replacement of thigh bone and hip joint with prosthesis	14	13	$3314.29	$1413.58

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J7325 Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg	5,595	66	$26.00	$12.32
J1030 Injection, methylprednisolone acetate, 40 mg	2,760	406	$13.00	$5.71
20610 Aspiration and/or injection of fluid from large joint	1,519	399	$158.25	$68.15
99213 Established patient office or other outpatient visit, typically 15 minutes	605	336	$145.23	$70.11
20552 Injections of trigger points in 1 or 2 muscles	332	114	$112.34	$33.49
73562 X-ray of knee, 3 views	124	99	$77.06	$9.44
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	122	100	$88.00	$41.60
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	80	80	$221.00	$104.95
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	72	67	$217.00	$101.65
20605 Aspiration and/or injection of medium joint or joint capsule	60	24	$113.30	$37.77
73502 X-ray of hip, 2-3 views	52	42	$24.00	$11.06
20600 Aspiration and/or injection of fluid from small joint	47	20	$122.17	$35.97
73030 X-ray of shoulder, minimum of 2 views	34	21	$76.29	$9.36
27447 Replacement of knee joint, both sides of knee	34	33	$3648.74	$1401.53
99221 Initial hospital inpatient care per day, typically 30 minutes	22	22	$214.00	$99.53
73610 X-ray of ankle, minimum of 3 views	17	13	$66.94	$8.72
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	12	12	$149.00	$71.20

Medical Specialties & State Licenses

CMS Verified: 2021-02-12

Orthopaedic Surgery Primary Specialty

NUCC Taxonomy Code: 207X00000X

State License IL 036102208

An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

036102208 (IL)

Medicaid State Provider ID

1194729871 (IL)

Hospital & Practice Group Affiliations

Fairview Heights Medical Group Sc

1404 Cross St, Shiloh, IL 622692988

Phone: 6186073700

Fairview Heights Medical Group Sc

1404 Cross St, Shiloh, IL 622692988

Phone: 6186073055

Fairview Heights Medical Group Sc

1 Memorial Dr, Alton, IL 620026722

Phone: 6184637240

Fairview Heights Medical Group Sc

4700 Memorial Dr, Belleville, IL 622265373

Fairview Heights Medical Group Sc

1418 Cross St, Shiloh, IL 622692988

Phone: 6186073900

Fairview Heights Medical Group Sc

4500 Memorial Dr, Belleville, IL 622265360

Phone: 6182576220

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

17 Associated Practitioners

Dr. Charles Lehmann , MD

Orthopaedic Surgery

NPI 1033371992

Doctor of Medicine (M.D.)

Dr. Blakelyn Busse , DO

Orthopaedic Surgery

NPI 1093238230

Doctor of Osteopathic Medicine (D.O.)

Dr. Timothy Leeburton , MD

Orthopaedic Surgery - Hand Surgery

NPI 1104823574

Doctor of Medicine (M.D.)

Ganan Hahn , PA

Physician Assistant

NPI 1184337032

Physician Assistant

Dr. Jason Wiechert , DO

Orthopaedic Surgery

NPI 1235545971

Doctor of Osteopathic Medicine (D.O.)

Dr. Harvey Mirly , MD

Orthopaedic Surgery - Hand Surgery

NPI 1447203971

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events

✅

NPI Profile Active March 20, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location March 20, 2014

Registered at 4700 MEMORIAL DR, STE 340, BELLEVILLE, IL 622265370 (Tel: 6182349884)

📍

Updated Business Mailing Address March 20, 2014

Registered at 4700 MEMORIAL DR, STE 340, BELLEVILLE, IL 622265370 (Tel: 6182349884)

👤

Provider Name / Credentials Updated March 20, 2014

Recorded as GREGORY SIMMONS, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 20, 2014

Orthopaedic Surgery (License #036102208 in IL)

🟢

Initial NPI Registration & Enumeration June 09, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1194729871

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: June 09, 2005

Last Update: February 12, 2021

Sole Proprietor: No

Update or Correct Profile

Mailing Address

4700 Memorial Dr, Ste 340

Belleville, IL 622265370

Phone: 6182349884

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.