Active NPI 1033284286 Individual Practitioner Male Practitioner

Dr. Gregory S. Knudson , MD

Urology • Delaware, OH

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Gregory Knudson, MD is a certified Urology practicing in Delaware, OH. With approximately 40 years of clinical experience since graduating from University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb) in 1986, Dr. Knudson delivers high-quality medical care to the local community at 551 W CENTRAL AVE STE 102.

Dr. Knudson is affiliated with Ohiohealth Corporation and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit, automated urinalysis test, 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. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

551 W Central Ave Ste 102

Delaware, OH 430151498

Telephone 7403685550

Fax 7403685591

Medicare Profile & Education

Medical School

University Of Illinois College Of Med (Chi/peor/rock/chm-Urb)

Graduation Year

1986

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Urology in Delaware, OH

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

40 Yrs Matches City Avg

City Avg: 40.0 Yrs

State Avg: 25.7 Yrs

Regional Practice Density

1 Specialists

Practicing in Delaware, OH (564 Statewide)

Telehealth Adoption Rate

100.0% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

63.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Knudson (40 Years) 40 Yrs

Delaware Specialty Average (40.0 Years) 40.0 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
99213 Established patient office or other outpatient visit, typically 15 minutes	729	561	$126.00	$88.13
81003 Automated urinalysis test	553	445	$8.00	$2.17
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	295	255	$31.00	$16.16
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	218	172	$187.00	$124.59
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	138	16	$706.00	$178.10
52000 Diagnostic exam of bladder and urethra using an endoscope	73	62	$631.00	$226.83
51798 Ultrasound measurement of bladder capacity after voiding	71	59	$57.00	$10.42
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	68	68	$189.00	$105.16
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	54	14	$76.00	$55.02
51741 Electronic assessment of bladder emptying	49	43	$126.00	$13.51
74420 Imaging of urinary tract	49	45	$35.00	$23.60
52356 Crushing of stone of ureter with insertion of stent using an endoscope	35	31	$1541.86	$442.85
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	33	32	$245.00	$129.00
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	30	24	$751.00	$306.49
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	29	29	$291.00	$161.71
99221 Initial hospital inpatient care per day, typically 30 minutes	29	26	$195.00	$81.70
52332 Insertion of stent in urinary duct (ureter) using an endoscope	23	19	$558.13	$106.34
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	23	16	$68.00	$33.44
55700 Biopsy of prostate gland	21	21	$690.00	$232.62
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	21	21	$67.00	$29.71
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	17	14	$183.00	$77.88

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
81003 Automated urinalysis test	692	525	$8.00	$2.18
99213 Established patient office or other outpatient visit, typically 15 minutes	680	536	$126.00	$87.09
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	133	116	$187.00	$121.42
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	104	104	$189.00	$107.57
52000 Diagnostic exam of bladder and urethra using an endoscope	81	71	$631.00	$226.26
74420 Imaging of urinary tract	50	49	$35.00	$23.60
99221 Initial hospital inpatient care per day, typically 30 minutes	38	36	$195.00	$80.51
52356 Crushing of stone of ureter with insertion of stent using an endoscope	32	30	$1529.53	$438.65
51798 Ultrasound measurement of bladder capacity after voiding	32	29	$57.00	$9.69
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	28	18	$76.00	$54.40
52332 Insertion of stent in urinary duct (ureter) using an endoscope	25	22	$509.60	$106.35
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	22	21	$751.00	$305.83
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	22	$291.00	$157.27
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	19	18	$183.00	$77.80
51741 Electronic assessment of bladder emptying	16	16	$126.00	$13.67
55700 Biopsy of prostate gland	13	13	$690.00	$203.00
99231 Follow-up hospital inpatient care per day, typically 15 minutes	13	11	$126.00	$49.00
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	13	13	$67.00	$26.38
52351 Diagnostic examination of the bladder, bladder canal (urethra), and urinary duct (ureter) or kidney using an endoscope	12	12	$978.00	$269.19
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	11	11	$245.00	$117.77

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	682	529	$126.00	$88.41
81003 Automated urinalysis test	533	438	$8.00	$2.21
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	150	129	$187.00	$124.55
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	103	103	$189.00	$109.25
52000 Diagnostic exam of bladder and urethra using an endoscope	85	77	$631.00	$232.90
51798 Ultrasound measurement of bladder capacity after voiding	56	50	$57.00	$9.86
99442 Telephone medical discussion with physician, 11-20 minutes	52	47	$125.33	$88.08
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	51	18	$76.00	$55.08
51741 Electronic assessment of bladder emptying	40	37	$126.00	$12.81
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	31	31	$291.00	$164.09
99221 Initial hospital inpatient care per day, typically 30 minutes	30	30	$195.00	$98.98
74420 Imaging of urinary tract	29	28	$35.00	$24.48
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	24	22	$183.00	$70.03
55700 Biopsy of prostate gland	21	21	$690.00	$238.05
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	21	21	$67.00	$30.79
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	16	16	$751.00	$313.72
52332 Insertion of stent in urinary duct (ureter) using an endoscope	15	14	$485.33	$117.10
52356 Crushing of stone of ureter with insertion of stent using an endoscope	15	15	$1338.67	$424.20
99231 Follow-up hospital inpatient care per day, typically 15 minutes	14	11	$126.00	$38.15
52351 Diagnostic examination of the bladder, bladder canal (urethra), and urinary duct (ureter) or kidney using an endoscope	11	11	$978.00	$298.29
99213 Established patient office or other outpatient visit, typically 15 minutes	11	11	$91.00	$66.24

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	645	499	$126.00	$89.38
81003 Automated urinalysis test	642	503	$8.00	$2.22
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	192	169	$187.00	$125.99
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	120	13	$706.00	$165.91
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	113	113	$189.00	$110.33
51798 Ultrasound measurement of bladder capacity after voiding	106	88	$57.00	$9.72
99442 Telephone medical discussion with physician, 11-20 minutes	93	84	$125.62	$90.13
52000 Diagnostic exam of bladder and urethra using an endoscope	91	78	$631.00	$228.33
51741 Electronic assessment of bladder emptying	85	75	$126.00	$13.59
74420 Imaging of urinary tract	54	46	$35.00	$24.93
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	39	39	$291.00	$165.87
52356 Crushing of stone of ureter with insertion of stent using an endoscope	33	29	$1331.06	$431.27
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	32	30	$751.00	$306.92
99221 Initial hospital inpatient care per day, typically 30 minutes	27	25	$195.00	$100.65
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	26	26	$67.00	$31.32
55700 Biopsy of prostate gland	26	26	$690.00	$246.15
52332 Insertion of stent in urinary duct (ureter) using an endoscope	24	19	$459.75	$119.98
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	20	13	$68.00	$29.76
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	16	13	$76.00	$54.97
99231 Follow-up hospital inpatient care per day, typically 15 minutes	14	12	$126.00	$38.11
52601 Electro-removal of prostate through bladder canal (urethra) with control of bleeding using an endoscope	12	12	$2594.00	$675.28

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
81003 Automated urinalysis test	603	446	$8.00	$2.19
99213 Established patient office or other outpatient visit, typically 15 minutes	575	451	$125.94	$73.07
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	177	147	$187.00	$106.20
99442 Telephone medical discussion with physician, 11-20 minutes	174	161	$124.91	$73.01
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	105	11	$599.14	$212.25
51798 Ultrasound measurement of bladder capacity after voiding	92	79	$57.00	$9.71
52000 Diagnostic exam of bladder and urethra using an endoscope	88	76	$631.00	$203.27
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	69	69	$189.00	$104.20
51741 Electronic assessment of bladder emptying	65	55	$126.00	$13.69
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	51	51	$291.00	$162.65
74420 Imaging of urinary tract	36	31	$35.00	$25.69
52332 Insertion of stent in urinary duct (ureter) using an endoscope	22	15	$475.68	$113.63
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	21	15	$76.00	$44.32
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	20	11	$68.00	$28.77
52356 Crushing of stone of ureter with insertion of stent using an endoscope	18	17	$1255.00	$422.77
99441 Telephone medical discussion with physician, 5-10 minutes	16	16	$76.00	$44.12
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	16	16	$67.00	$32.21
55700 Biopsy of prostate gland	16	16	$690.00	$245.36
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	16	16	$751.00	$285.76
99221 Initial hospital inpatient care per day, typically 30 minutes	13	13	$188.54	$102.47

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
81003 Automated urinalysis test	819	553	$6.68	$2.41
99213 Established patient office or other outpatient visit, typically 15 minutes	769	513	$126.00	$71.65
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	211	188	$187.00	$104.40
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	162	16	$519.00	$216.61
51798 Ultrasound measurement of bladder capacity after voiding	124	95	$57.00	$11.88
52000 Diagnostic exam of bladder and urethra using an endoscope	120	103	$631.00	$177.67
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	107	107	$189.00	$104.79
51741 Electronic assessment of bladder emptying	78	66	$126.00	$12.88
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	57	57	$291.00	$157.88
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	32	22	$76.00	$43.36
74420 Imaging of urinary tract	27	24	$35.00	$24.90
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	25	16	$68.00	$28.04
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	21	21	$751.00	$261.97
99221 Initial hospital inpatient care per day, typically 30 minutes	18	18	$181.00	$100.37
52601 Electro-removal of prostate through bladder canal (urethra) with control of bleeding using an endoscope	17	17	$2594.00	$737.40
52356 Crushing of stone of ureter with insertion of stent using an endoscope	15	14	$1255.00	$394.04
52332 Insertion of stent in urinary duct (ureter) using an endoscope	15	13	$515.67	$88.67
51701 Insertion of temporary bladder tube	14	12	$176.00	$43.42
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	11	11	$245.00	$135.39

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	577	408	$155.60	$100.01
81002 Urinalysis, manual test	512	383	$9.24	$3.39
99213 Established patient office or other outpatient visit, typically 15 minutes	442	344	$122.49	$67.81
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	198	22	$552.64	$213.59
81003 Automated urinalysis test	139	128	$6.00	$2.67
52000 Diagnostic exam of bladder and urethra using an endoscope	139	120	$479.60	$152.44
51798 Ultrasound measurement of bladder capacity after voiding	116	98	$43.16	$14.24
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	98	98	$185.53	$100.76
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	74	50	$73.82	$40.59
51741 Electronic assessment of bladder emptying	70	61	$172.24	$13.70
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	29	19	$74.21	$27.98
99202 New patient office or other outpatient visit, typically 20 minutes	24	24	$127.25	$69.89
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	20	19	$808.75	$220.90
52601 Electro-removal of prostate through bladder canal (urethra) with control of bleeding using an endoscope	19	19	$2565.05	$678.55
99221 Initial hospital inpatient care per day, typically 30 minutes	17	16	$134.41	$96.48
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	15	15	$291.00	$154.11
52332 Insertion of stent in urinary duct (ureter) using an endoscope	15	14	$582.00	$112.41
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	14	14	$148.07	$39.85
55700 Biopsy of prostate gland	14	14	$565.71	$232.96
52356 Crushing of stone of ureter with insertion of stent using an endoscope	13	13	$1224.08	$406.11
74420 Imaging of urinary tract	13	12	$35.00	$16.81

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	977	544	$147.00	$102.63
81002 Urinalysis, manual test	907	590	$10.00	$3.16
99213 Established patient office or other outpatient visit, typically 15 minutes	204	177	$95.00	$70.03
J9217 Leuprolide acetate (for depot suspension), 7.5 mg	198	21	$593.00	$210.48
51798 Ultrasound measurement of bladder capacity after voiding	197	137	$35.00	$17.79
52000 Diagnostic exam of bladder and urethra using an endoscope	147	121	$326.00	$155.63
51741 Electronic assessment of bladder emptying	119	95	$209.00	$14.39
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	117	117	$179.00	$103.05
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle	35	22	$80.00	$30.44
99221 Initial hospital inpatient care per day, typically 30 minutes	26	24	$109.00	$99.21
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	21	20	$69.00	$41.41
76872 Ultrasound scan of pelvic region through rectum	20	15	$341.00	$89.73
51701 Insertion of temporary bladder tube	18	13	$117.00	$45.42
52356 Crushing of stone of ureter with insertion of stent using an endoscope	18	17	$1392.89	$416.01
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	18	18	$856.00	$223.13
55700 Biopsy of prostate gland	16	15	$342.00	$237.29
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	16	15	$294.00	$57.52
52601 Electro-removal of prostate through bladder canal (urethra) with control of bleeding using an endoscope	14	14	$2539.00	$795.63
99202 New patient office or other outpatient visit, typically 20 minutes	13	13	$127.00	$71.33

Medical Specialties & State Licenses

CMS Verified: 2022-09-22

Urology Primary Specialty

NUCC Taxonomy Code: 208800000X

State License OH 35.063160

A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

0871187 (OH)

Commercial Insurance / Payer ID Anthem Bcbs

000000014762 (OH)

Commercial Insurance / Payer ID United Healthcare-S

1900506

Commercial Insurance / Payer ID United Healthcare-M&d

1900116

Commercial Insurance / Payer ID Rr Medicare

340006194

Commercial Insurance / Payer ID Aetna

0004221655 (OH)

Hospital & Practice Group Affiliations

Ohiohealth Corporation

551 W Central Ave, Delaware, OH 430151498

Phone: 7403685550

Career & Practice History Timeline

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

11 Historical Events

📍

Updated Business Mailing Address September 22, 2022

Registered at PO BOX 7527, DUBLIN, OH 430170727

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 22, 2022

Urology (License #35.063160 in OH)

📍

Updated Practice Location January 05, 2022

Registered at 551 W CENTRAL AVE STE 102, DELAWARE, OH 430151498 (Tel: 7403685550)

📍

Updated Practice Location July 06, 2018

Registered at 551 W CENTRAL AVE STE 102, DELAWARE, OH 43015 (Tel: 7403685550)

📍

Updated Business Mailing Address July 06, 2018

Registered at 5400 FRANTZ RD STE 250, DUBLIN, OH 430166102

✅

NPI Profile Active December 13, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location December 13, 2007

Registered at 498 LONDON AVE, SUITE H, MARYSVILLE, OH 430405512 (Tel: 9376445240)

📍

Updated Business Mailing Address December 13, 2007

Registered at 498 LONDON AVE, SUITE H, MARYSVILLE, OH 430405512 (Tel: 9376445240)

👤

Provider Name / Credentials Updated December 13, 2007

Recorded as GREGORY KNUDSON, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 13, 2007

Specialist (License #35063160 in OH)

🟢

Initial NPI Registration & Enumeration November 22, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1033284286

Entity Type:

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

Enumeration Date: November 22, 2006

Last Update: September 22, 2022

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 7527

Dublin, OH 430170727

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

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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.