Active NPI 1700813441 Individual Practitioner Male Practitioner

Dr. Gary A Knudson , MD

Orthopaedic Surgery • Waterloo, IA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Gary Knudson, MD is a certified Orthopaedic Surgery practicing in Waterloo, IA. With approximately 36 years of clinical experience since completing medical education in 1990, Dr. Knudson delivers high-quality medical care to the local community at 2710 SAINT FRANCIS DR.

Dr. Knudson is affiliated with Covenant Medical Center Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include aspiration and/or injection of fluid from large joint, established patient outpatient office visit, x-ray of knee. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2710 Saint Francis Dr
Suite 319

Waterloo, IA 507025619

Telephone 3192725000

Fax 3912724780

Associated Practice Facility / Clinic

🏢 Covenant Medical Center Inc Facility NPI 1497796494

Medicare Profile & Education

Medical School

Other

Graduation Year

1990

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Orthopaedic Surgery in Waterloo, IA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

36 Yrs +8.9 yrs vs City Avg

City Avg: 27.1 Yrs

State Avg: 24.7 Yrs

Regional Practice Density

10 Specialists

Practicing in Waterloo, IA (271 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

87.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Knudson (36 Years) 36 Yrs

Waterloo Specialty Average (27.1 Years) 27.1 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
20610 Aspiration and/or injection of fluid from large joint	356	223	$377.82	$43.54
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	300	215	$235.32	$89.66
99213 Established patient office or other outpatient visit, typically 15 minutes	209	170	$149.25	$60.75
73564 X-ray of knee, 4 or more views	136	111	$103.75	$12.91
73502 X-ray of hip, 2-3 views	105	73	$44.00	$10.03
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	97	97	$382.34	$121.57
73030 X-ray of shoulder, minimum of 2 views	70	60	$68.40	$9.16
73100 X-ray of wrist, 2 views	45	22	$64.40	$7.62
29848 Release of wrist ligament using an endoscope	36	28	$3343.00	$467.86
73130 X-ray of hand, minimum of 3 views	28	27	$67.50	$8.38
73110 X-ray of wrist, minimum of 3 views	28	26	$92.25	$11.40
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	27	26	$338.80	$133.01
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	26	26	$270.27	$75.06
73562 X-ray of knee, 3 views	25	21	$71.28	$9.13
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	22	22	$587.00	$116.73
77002 Fluoroscopic guidance for needle placement	22	19	$175.00	$24.76
73560 X-ray of knee, 1-2 views	21	21	$63.00	$7.48
73140 X-ray of finger, minimum of 2 views	17	12	$51.88	$6.58
77073 Imaging for bone length assessment	17	17	$107.00	$12.09
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	16	16	$51.77	$15.21
27447 Replacement of knee joint, both sides of knee	16	16	$8500.73	$845.34
27130 Replacement of thigh bone and hip joint with prosthesis	15	14	$5982.87	$569.19
26055 Incision of tendon covering	14	11	$2423.00	$249.10

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
20610 Aspiration and/or injection of fluid from large joint	257	153	$366.18	$43.66
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	229	156	$223.30	$91.16
99213 Established patient office or other outpatient visit, typically 15 minutes	172	133	$141.68	$61.60
73564 X-ray of knee, 4 or more views	155	111	$92.76	$12.37
73502 X-ray of hip, 2-3 views	80	49	$42.00	$10.22
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	59	59	$257.18	$76.75
73030 X-ray of shoulder, minimum of 2 views	54	40	$63.33	$9.08
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	49	49	$363.33	$124.01
73130 X-ray of hand, minimum of 3 views	34	29	$67.06	$8.87
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	33	33	$757.00	$162.10
27130 Replacement of thigh bone and hip joint with prosthesis	28	28	$6015.04	$635.73
27447 Replacement of knee joint, both sides of knee	27	25	$9692.83	$1052.87
73610 X-ray of ankle, minimum of 3 views	25	11	$67.20	$8.92
73560 X-ray of knee, 1-2 views	25	23	$60.00	$7.61
29848 Release of wrist ligament using an endoscope	25	20	$3184.00	$470.44
73110 X-ray of wrist, minimum of 3 views	24	21	$80.00	$10.61
77073 Imaging for bone length assessment	20	19	$102.00	$11.83
26055 Incision of tendon covering	14	12	$2308.00	$230.67
77002 Fluoroscopic guidance for needle placement	13	13	$167.00	$25.33
27245 Treatment of broken neck of thigh bone with bone implant	13	13	$9489.00	$1111.58
73562 X-ray of knee, 3 views	11	11	$63.00	$8.59

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
20610 Aspiration and/or injection of fluid from large joint	314	171	$338.31	$44.29
99213 Established patient office or other outpatient visit, typically 15 minutes	237	165	$134.92	$63.13
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	199	145	$213.16	$93.05
73564 X-ray of knee, 4 or more views	121	98	$88.02	$12.31
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	103	103	$246.28	$78.22
73502 X-ray of hip, 2-3 views	79	51	$40.00	$10.50
73030 X-ray of shoulder, minimum of 2 views	66	50	$59.59	$9.21
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	37	37	$352.53	$126.96
73100 X-ray of wrist, 2 views	31	12	$60.68	$8.30
27130 Replacement of thigh bone and hip joint with prosthesis	28	27	$6498.00	$752.92
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	27	27	$721.00	$185.44
27447 Replacement of knee joint, both sides of knee	22	22	$8353.52	$953.89
73130 X-ray of hand, minimum of 3 views	22	21	$67.36	$9.66
73560 X-ray of knee, 1-2 views	20	17	$57.00	$7.81
73070 X-ray of elbow, 2 views	19	11	$50.53	$8.19
77073 Imaging for bone length assessment	17	17	$97.00	$12.63
73140 X-ray of finger, minimum of 2 views	16	13	$45.00	$6.48
77002 Fluoroscopic guidance for needle placement	16	15	$159.00	$25.96
73110 X-ray of wrist, minimum of 3 views	15	15	$102.60	$14.67
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	13	13	$314.29	$138.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
20610 Aspiration and/or injection of fluid from large joint	398	200	$321.15	$45.05
99213 Established patient office or other outpatient visit, typically 15 minutes	304	204	$128.65	$64.25
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	239	168	$203.05	$95.02
73564 X-ray of knee, 4 or more views	139	106	$87.55	$13.20
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	110	110	$234.52	$79.26
73502 X-ray of hip, 2-3 views	92	53	$37.89	$10.67
73030 X-ray of shoulder, minimum of 2 views	80	67	$57.08	$9.52
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	49	49	$333.61	$129.26
73100 X-ray of wrist, 2 views	32	13	$57.28	$8.45
29848 Release of wrist ligament using an endoscope	28	22	$2878.14	$467.58
73130 X-ray of hand, minimum of 3 views	25	24	$64.80	$9.96
73110 X-ray of wrist, minimum of 3 views	25	24	$75.60	$11.62
77002 Fluoroscopic guidance for needle placement	24	20	$151.00	$26.40
27447 Replacement of knee joint, both sides of knee	24	23	$6873.77	$819.42
27130 Replacement of thigh bone and hip joint with prosthesis	21	21	$6178.24	$766.38
77073 Imaging for bone length assessment	20	19	$92.00	$12.85
26055 Incision of tendon covering	19	12	$2077.21	$230.01
73560 X-ray of knee, 1-2 views	18	17	$53.83	$7.95
73140 X-ray of finger, minimum of 2 views	17	15	$42.88	$6.58
73070 X-ray of elbow, 2 views	13	11	$45.85	$7.95
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	13	13	$687.00	$189.48

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	311	199	$122.11	$49.15
20610 Aspiration and/or injection of fluid from large joint	307	182	$311.07	$46.32
73564 X-ray of knee, 4 or more views	162	116	$74.84	$12.16
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	135	114	$192.51	$75.82
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	101	101	$222.99	$72.42
73502 X-ray of hip, 2-3 views	74	52	$35.81	$11.02
73030 X-ray of shoulder, minimum of 2 views	58	39	$52.62	$9.55
73100 X-ray of wrist, 2 views	31	19	$50.81	$8.21
27447 Replacement of knee joint, both sides of knee	28	28	$6092.54	$782.52
73610 X-ray of ankle, minimum of 3 views	28	13	$50.86	$8.52
73110 X-ray of wrist, minimum of 3 views	26	20	$60.12	$10.20
29848 Release of wrist ligament using an endoscope	23	17	$2738.61	$461.92
27130 Replacement of thigh bone and hip joint with prosthesis	22	21	$5696.64	$789.17
77002 Fluoroscopic guidance for needle placement	20	18	$143.65	$27.02
73560 X-ray of knee, 1-2 views	19	18	$50.79	$8.20
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	19	19	$311.08	$123.70
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	18	18	$652.28	$194.29
73130 X-ray of hand, minimum of 3 views	18	17	$56.56	$9.49
77073 Imaging for bone length assessment	17	17	$88.00	$13.24
73562 X-ray of knee, 3 views	16	16	$53.44	$9.24
99221 Initial hospital inpatient care per day, typically 30 minutes	15	15	$295.00	$96.88
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	14	14	$87.23	$24.55
29880 Removal of both knee cartilages using an endoscope	12	12	$5238.00	$142.10
29879 Repair of knee joint using an endoscope	12	12	$3683.50	$620.55

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	462	280	$116.13	$49.02
20610 Aspiration and/or injection of fluid from large joint	363	201	$295.73	$46.53
73564 X-ray of knee, 4 or more views	213	130	$64.73	$11.00
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	153	153	$212.77	$72.18
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	91	82	$185.39	$75.71
73030 X-ray of shoulder, minimum of 2 views	87	64	$48.79	$9.23
73502 X-ray of hip, 2-3 views	82	47	$33.85	$10.92
73100 X-ray of wrist, 2 views	50	23	$48.88	$8.20
73110 X-ray of wrist, minimum of 3 views	39	24	$49.00	$8.55
73560 X-ray of knee, 1-2 views	36	28	$48.89	$8.20
27447 Replacement of knee joint, both sides of knee	35	34	$6301.63	$873.64
73130 X-ray of hand, minimum of 3 views	29	20	$48.66	$8.55
29848 Release of wrist ligament using an endoscope	26	19	$2614.19	$473.14
27130 Replacement of thigh bone and hip joint with prosthesis	25	23	$5105.00	$717.79
77073 Imaging for bone length assessment	23	21	$84.00	$13.93
99221 Initial hospital inpatient care per day, typically 30 minutes	18	17	$279.56	$96.43
73140 X-ray of finger, minimum of 2 views	16	13	$38.88	$6.79
29880 Removal of both knee cartilages using an endoscope	15	15	$5049.00	$169.20
29879 Repair of knee joint using an endoscope	14	14	$3550.00	$621.46
77002 Fluoroscopic guidance for needle placement	14	12	$137.00	$25.58
23472 Prosthetic repair of shoulder joint, total shoulder	13	13	$1749.08	$218.95
73562 X-ray of knee, 3 views	12	12	$51.00	$9.23
25609 Treatment of 3 or more broken lower forearm bone pieces on thumb side inside wrist joint with placement of stabilizing device	12	12	$4870.00	$985.90

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	534	310	$110.50	$48.45
20610 Aspiration and/or injection of fluid from large joint	425	255	$265.47	$44.60
73564 X-ray of knee, 4 or more views	216	146	$67.10	$11.11
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	152	152	$201.95	$71.34
73030 X-ray of shoulder, minimum of 2 views	108	85	$47.53	$9.10
73502 X-ray of hip, 2-3 views	97	56	$33.55	$10.85
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	83	83	$174.37	$73.88
73100 X-ray of wrist, 2 views	44	21	$46.14	$8.41
27447 Replacement of knee joint, both sides of knee	42	40	$5600.40	$782.95
99221 Initial hospital inpatient care per day, typically 30 minutes	39	39	$265.69	$95.28
73110 X-ray of wrist, minimum of 3 views	37	24	$46.30	$8.44
73140 X-ray of finger, minimum of 2 views	36	16	$36.86	$6.68
29848 Release of wrist ligament using an endoscope	36	26	$2467.33	$474.12
73130 X-ray of hand, minimum of 3 views	33	27	$46.70	$8.18
73610 X-ray of ankle, minimum of 3 views	32	14	$46.50	$8.43
73560 X-ray of knee, 1-2 views	30	26	$46.87	$8.07
77073 Imaging for bone length assessment	28	28	$84.18	$13.74
73070 X-ray of elbow, 2 views	26	13	$39.77	$7.71
27130 Replacement of thigh bone and hip joint with prosthesis	25	25	$4545.00	$666.16
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	17	16	$78.81	$24.07
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	16	16	$287.41	$122.08
26055 Incision of tendon covering	14	13	$1793.00	$276.04
77002 Fluoroscopic guidance for needle placement	14	14	$129.29	$26.79
99213 Established patient office or other outpatient visit, typically 15 minutes	13	12	$123.62	$54.83
29879 Repair of knee joint using an endoscope	12	12	$3348.50	$587.42
29880 Removal of both knee cartilages using an endoscope	12	12	$4762.75	$170.13
73562 X-ray of knee, 3 views	12	12	$65.65	$9.10
23472 Prosthetic repair of shoulder joint, total shoulder	11	11	$2118.05	$319.16

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
20610 Aspiration and/or injection of fluid from large joint	424	262	$252.52	$44.90
99213 Established patient office or other outpatient visit, typically 15 minutes	357	244	$106.21	$48.18
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	204	165	$167.74	$74.40
73564 X-ray of knee, 4 or more views	177	143	$62.46	$11.26
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	115	115	$198.48	$71.76
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	97	97	$271.92	$122.23
73030 X-ray of shoulder, minimum of 2 views	83	65	$44.89	$9.07
73502 X-ray of hip, 2-3 views	62	42	$30.94	$10.80
73610 X-ray of ankle, minimum of 3 views	48	23	$44.88	$8.40
73100 X-ray of wrist, 2 views	42	19	$44.86	$7.85
27447 Replacement of knee joint, both sides of knee	36	36	$5714.09	$844.31
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	32	27	$78.44	$23.97
73110 X-ray of wrist, minimum of 3 views	32	23	$44.91	$8.39
73130 X-ray of hand, minimum of 3 views	31	22	$44.61	$8.42
73560 X-ray of knee, 1-2 views	30	27	$45.00	$8.04
29848 Release of wrist ligament using an endoscope	29	20	$2393.31	$469.45
99221 Initial hospital inpatient care per day, typically 30 minutes	26	26	$257.42	$95.08
27130 Replacement of thigh bone and hip joint with prosthesis	24	24	$3943.22	$550.64
77073 Imaging for bone length assessment	23	21	$76.65	$13.38
29880 Removal of both knee cartilages using an endoscope	17	16	$4593.18	$139.91
29879 Repair of knee joint using an endoscope	17	16	$3229.35	$610.81
77002 Fluoroscopic guidance for needle placement	17	14	$125.00	$26.73
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	11	11	$421.00	$129.01

Medical Specialties & State Licenses

Orthopaedic Surgery Primary Specialty

NUCC Taxonomy Code: 207X00000X

State License IA 32397

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

1957670 (IA)

Hospital & Practice Group Affiliations

Covenant Medical Center Inc

3421 W 9th St, Waterloo, IA 507025401

Covenant Medical Center Inc

226 Bluebell Rd, Cedar Falls, IA 506136328

Phone: 3195755800

Covenant Medical Center Inc

2710 Saint Francis Dr, Waterloo, IA 507025620

Covenant Medical Center Inc

515 College St, Cedar Falls, IA 506132500

Covenant Medical Center Inc

2710 Saint Francis Dr, Waterloo, IA 507025619

Phone: 3192725000

Practice Associates & Co-Workers

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

40 Associated Practitioners

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Allergy & Immunology

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Doctor of Medicine (M.D.)

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Nurse Practitioner - Family

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Advanced Registered Nurse Practitioner

Irmela Salihovic , FNP-C

Nurse Practitioner

NPI 1013623289

Family Nurse Practitioner (Certified)

Dr. Ronald Kane , DPM

Podiatrist

NPI 1013944412

Doctor of Podiatric Medicine

Dr. Brian Sims , DO

Pediatrics

NPI 1023051554

Doctor of Osteopathic Medicine (D.O.)

Dr. Brian Sankey , DO

Family Medicine

NPI 1043479355

Doctor of Osteopathic Medicine (D.O.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active July 16, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 16, 2007

Registered at 2710 SAINT FRANCIS DR, SUITE 319, WATERLOO, IA 507025619 (Tel: 3192725000)

📍

Updated Business Mailing Address July 16, 2007

Registered at 2101 KIMBALL AVE, LL14, WATERLOO, IA 507025063 (Tel: 3192721590)

👤

Provider Name / Credentials Updated July 16, 2007

Recorded as GARY KNUDSON, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 16, 2007

Orthopaedic Surgery (License #32397 in IA)

🟢

Initial NPI Registration & Enumeration June 27, 2006

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: 1700813441

Entity Type:

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

Enumeration Date: June 27, 2006

Last Update: July 16, 2007

Sole Proprietor: No

Update or Correct Profile

Mailing Address

2101 Kimball Ave, Ll14

Waterloo, IA 507025063

Phone: 3192721590

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.