Active NPI 1679968812 Individual Practitioner Male Practitioner

Dr. Mark A Oyer , MD

Orthopaedic Surgery • Rockford, IL

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Mark Oyer, MD is a certified Orthopaedic Surgery practicing in Rockford, IL. With approximately 11 years of clinical experience since completing medical education in 2015, Dr. Oyer delivers high-quality medical care to the local community at 5875 E RIVERSIDE BLVD.

Dr. Oyer maintains professional affiliations with Orthomidwest, Pllc, Midwest Orthopaedics At Rush Llc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include injection, triamcinolone acetonide, not otherwise specified, 10 mg, x-ray of knee, 1-2 views, x-ray of hip, 2-3 views. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

5875 E Riverside Blvd

Rockford, IL 611144937

Telephone 8153989491

Fax 8153817498

Associated Practice Facility / Clinic

🏢 Rockford Orthopedic Associates, Ltd. Facility NPI 1871926568

Medicare Profile & Education

Medical School

Other

Graduation Year

2015

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Orthopaedic Surgery in Rockford, IL

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

11 Yrs -12.6 yrs vs City Avg

City Avg: 23.6 Yrs

State Avg: 27.0 Yrs

Regional Practice Density

41 Specialists

Practicing in Rockford, IL (1064 Statewide)

Telehealth Adoption Rate

4.9% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

88.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Oyer (11 Years) 11 Yrs

Rockford Specialty Average (23.6 Years) 23.6 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	824	146	$21.00	$0.97
73560 X-ray of knee, 1-2 views	590	345	$130.70	$29.27
73502 X-ray of hip, 2-3 views	419	257	$184.84	$39.86
99213 Established patient office or other outpatient visit, typically 15 minutes	314	261	$216.34	$86.48
73564 X-ray of knee, 4 or more views	265	256	$212.72	$51.00
20610 Aspiration and/or injection of fluid from large joint	239	194	$309.92	$66.95
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	168	168	$320.00	$106.97
77073 Imaging for bone length assessment	133	127	$176.74	$30.44
27447 Replacement of knee joint, both sides of knee	130	126	$13412.00	$1200.31
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	106	103	$324.49	$121.06
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	96	96	$490.00	$158.18
20985 Computer-assisted surgery for muscle and bone procedure	93	89	$1396.00	$130.16
27130 Replacement of thigh bone and hip joint with prosthesis	80	74	$12500.94	$1196.89
0054T Computer-assisted, fluoroscopic image-guided musculoskeletal surgical navigational orthopedic operation	67	65	$538.00	$146.14
J7326 Hyaluronan or derivative, gel-one, for intra-articular injection, per dose	47	36	$1987.77	$511.69
73523 X-ray of both hips, minimum of 5 views	36	35	$255.10	$52.39
73721 Mri scan of leg joint without contrast	34	31	$1739.81	$124.90
72170 X-ray of pelvis, 1-2 views	27	24	$137.80	$23.76
29881 Removal of knee cartilage using an endoscope	14	14	$5016.29	$491.90
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	11	11	$130.18	$53.67

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J7329 Hyaluronan or derivative, trivisc, for intra-articular injection, 1 mg	7,200	79	$42.00	$9.07
J7325 Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg	2,144	30	$41.00	$9.28
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	2,010	231	$21.00	$1.06
20610 Aspiration and/or injection of fluid from large joint	674	322	$318.12	$68.22
99213 Established patient office or other outpatient visit, typically 15 minutes	517	409	$215.20	$86.28
73560 X-ray of knee, 1-2 views	494	280	$150.37	$33.15
73502 X-ray of hip, 2-3 views	437	274	$201.87	$43.10
73564 X-ray of knee, 4 or more views	252	246	$221.95	$51.89
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	155	149	$318.00	$121.46
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	142	142	$320.00	$107.07
27447 Replacement of knee joint, both sides of knee	131	123	$13406.88	$1256.89
77073 Imaging for bone length assessment	110	105	$217.82	$39.88
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	87	87	$490.00	$158.63
27130 Replacement of thigh bone and hip joint with prosthesis	82	76	$12446.80	$1231.85
0054T Computer-assisted, fluoroscopic image-guided musculoskeletal surgical navigational orthopedic operation	61	57	$538.00	$152.92
20985 Computer-assisted surgery for muscle and bone procedure	53	50	$1396.00	$141.03
77002 Fluoroscopic guidance for needle placement	35	30	$508.00	$108.72
73523 X-ray of both hips, minimum of 5 views	30	29	$266.00	$57.89
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	24	23	$140.38	$53.95
73721 Mri scan of leg joint without contrast	23	23	$1613.99	$133.84
72170 X-ray of pelvis, 1-2 views	13	12	$134.48	$25.03
27134 Revision of thigh bone and hip joint prosthesis	13	13	$14345.26	$1311.35
27487 Revision of thigh and lower leg bone components of total knee joint prosthesis	12	12	$11850.42	$1627.40

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J7325 Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg	2,192	37	$37.00	$9.84
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	1,423	174	$6.00	$1.14
99213 Established patient office or other outpatient visit, typically 15 minutes	584	430	$215.00	$87.70
73502 X-ray of hip, 2-3 views	397	238	$139.80	$44.57
20610 Aspiration and/or injection of fluid from large joint	339	211	$228.26	$67.70
73560 X-ray of knee, 1-2 views	311	181	$105.36	$33.65
73564 X-ray of knee, 4 or more views	237	225	$151.76	$50.82
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	167	167	$320.00	$108.63
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	116	112	$318.00	$123.51
77073 Imaging for bone length assessment	73	65	$155.00	$43.13
27447 Replacement of knee joint, both sides of knee	58	54	$6627.06	$1227.80
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	49	49	$490.00	$164.12
27130 Replacement of thigh bone and hip joint with prosthesis	44	44	$7092.02	$1272.81
73502 X-ray of hip, 2-3 views	38	28	$41.68	$10.87
77002 Fluoroscopic guidance for needle placement	36	25	$316.00	$112.06
27236 Treatment of upper end of broken thigh bone with placement of stabilizing device or prosthetic replacement	33	33	$4415.73	$1142.65
73721 Mri scan of leg joint without contrast	26	25	$1161.65	$142.09
0054T Computer-assisted, fluoroscopic image-guided musculoskeletal surgical navigational orthopedic operation	15	15	$620.13	$157.89
73523 X-ray of both hips, minimum of 5 views	15	15	$193.00	$58.73
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	14	14	$414.00	$133.69
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	13	13	$142.00	$54.85
27487 Revision of thigh and lower leg bone components of total knee joint prosthesis	11	11	$7444.55	$1498.39

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	416	69	$6.00	$1.20
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	130	130	$320.00	$108.85
73564 X-ray of knee, 4 or more views	107	105	$156.60	$51.42
20610 Aspiration and/or injection of fluid from large joint	83	71	$218.39	$64.62
73502 X-ray of hip, 2-3 views	80	53	$138.45	$41.68
99213 Established patient office or other outpatient visit, typically 15 minutes	55	49	$215.00	$88.36
27447 Replacement of knee joint, both sides of knee	47	47	$12454.51	$331.21
27130 Replacement of thigh bone and hip joint with prosthesis	35	35	$10701.23	$699.66
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	26	$318.00	$119.14
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	23	23	$414.00	$134.10
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	21	21	$490.00	$165.13
77073 Imaging for bone length assessment	19	19	$155.00	$41.33
27236 Treatment of upper end of broken thigh bone with placement of stabilizing device or prosthetic replacement	16	16	$4626.00	$1206.28
73502 X-ray of hip, 2-3 views	13	13	$39.00	$10.95
77002 Fluoroscopic guidance for needle placement	12	11	$316.00	$110.64

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
27447 Replacement of knee joint, both sides of knee	24	24	$13406.00	$205.88

Medical Specialties & State Licenses

CMS Verified: 2023-08-03

Orthopaedic Surgery Primary Specialty

NUCC Taxonomy Code: 207X00000X

State License IL 036-154989

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.

Orthopaedic Surgery

NUCC Taxonomy Code: 207X00000X

State License WI 73696

Hospital & Practice Group Affiliations

Midwest Orthopaedics At Rush Llc

1611 W Harrison St, Chicago, IL 606124861

Phone: 3124322300

Orthomidwest, Pllc

5875 E Riverside Blvd, Rockford, IL 611144937

Phone: 8153989491

Practice Associates & Co-Workers

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

40 Associated Practitioners

Dr. Liza Shirani , MD

Anesthesiology

NPI 1003158403

Doctor of Medicine (M.D.)

Mariola Grzeszczyk , APRN

Nurse Practitioner

NPI 1003425463

Advanced Practice Registered Nurse

Dr. William Weems , MD

Anesthesiology

NPI 1003856295

Doctor of Medicine (M.D.)

Dr. Douglas Pacaccio , DPM

Podiatrist - Foot & Ankle Surgery

NPI 1013005867

Doctor of Podiatric Medicine

Dr. Kelly Brinkman , DPT

Physical Therapist

NPI 1023398179

Doctor of Physical Therapy

Amanda Foit , NP

Nurse Practitioner

NPI 1023426475

Nurse Practitioner

Career & Practice History Timeline

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

14 Historical Events

📍

Updated Business Mailing Address August 03, 2023

Registered at PO BOX 735263, CHICAGO, IL 606735263

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 03, 2023

Orthopaedic Surgery (License #73696 in WI)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 21, 2021

Orthopaedic Surgery (License #1679968812 in IL)

📍

Updated Practice Location July 26, 2021

Registered at 5875 E RIVERSIDE BLVD, ROCKFORD, IL 611144937 (Tel: 8153989491)

📍

Updated Business Mailing Address July 26, 2021

Registered at BOX 78534, MILWAUKEE, WI 532788534 (Tel: 8153989491)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 26, 2021

Orthopaedic Surgery (License #036-154989 in IL)

📍

Updated Practice Location July 17, 2020

Registered at 4602 EASTPARK BLVD, MADISON, WI 537182002 (Tel: 6082637540)

📍

Updated Business Mailing Address July 17, 2020

Registered at 7974 UW HEALTH CT, MIDDLETON, WI 535625531

✅

NPI Profile Active February 15, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location February 15, 2016

Registered at 251 E HURON ST, CHICAGO, IL 606112908 (Tel: 3129262000)

📍

Updated Business Mailing Address February 15, 2016

Registered at 1660 N LA SALLE DR, APT 211, CHICAGO, IL 606146007 (Tel: 3092419872)

👤

Provider Name / Credentials Updated February 15, 2016

Recorded as MARK OYER, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 15, 2016

Orthopaedic Surgery (License #1679968812 in IL)

🟢

Initial NPI Registration & Enumeration April 04, 2015

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: 1679968812

Entity Type:

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

Enumeration Date: April 04, 2015

Last Update: August 03, 2023

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 735263

Chicago, IL 606735263

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.