Active NPI 1902807985 Individual Practitioner Male Practitioner

Dr. John T Dvorak , MD

Colon & Rectal Surgery • Lexington, KY

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. John Dvorak, MD is a certified Colon & Rectal Surgery practicing in Lexington, KY. With approximately 31 years of clinical experience since graduating from Geisel School Of Medicine At Dartmouth in 1995, Dr. Dvorak delivers high-quality medical care to the local community at 2620 WILHITE DR.

Dr. Dvorak is affiliated with Colorectal Surgical And Gastroenterology Associates Psc and accepts Medicare assignment.

Frequently performed procedures and clinical services include pathology examination of tissue using a microscope, intermediate complexity, moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2620 Wilhite Dr

Lexington, KY 405033385

Telephone 8592786031

Fax 8592777015

Associated Practice Facility / Clinic

🏢 Swigert And Associates, Inc. Facility NPI 1881692119

Medicare Profile & Education

Medical School

Geisel School Of Medicine At Dartmouth

Graduation Year

1995

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Colon & Rectal Surgery in Lexington, KY

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

31 Yrs +9.7 yrs vs City Avg

City Avg: 21.3 Yrs

State Avg: 21.0 Yrs

Regional Practice Density

15 Specialists

Practicing in Lexington, KY (31 Statewide)

Telehealth Adoption Rate

13.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

48.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Dvorak (31 Years) 31 Yrs

Lexington Specialty Average (21.3 Years) 21.3 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
88305 Pathology examination of tissue using a microscope, intermediate complexity	116	66	$50.00	$31.38
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	112	110	$54.00	$5.40
99213 Established patient office or other outpatient visit, typically 15 minutes	55	43	$104.00	$85.09
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	45	45	$521.00	$235.31
45300 Diagnostic examination of rectum and large bowel using an endoscope	40	39	$133.00	$115.68
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	37	37	$115.00	$104.44
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	35	35	$392.00	$172.94
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	32	32	$173.00	$157.01
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	30	28	$133.00	$120.04
45380 Biopsy of large bowel using an endoscope	18	18	$461.00	$159.03
45378 Diagnostic exam of large bowel using a flexible endoscope	14	14	$385.00	$154.49
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	13	13	$392.00	$172.34

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity	160	80	$43.34	$30.84
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	157	153	$54.00	$5.18
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	63	60	$521.00	$236.77
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	54	54	$392.00	$171.60
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	42	36	$133.00	$120.62
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	40	40	$176.22	$157.63
99213 Established patient office or other outpatient visit, typically 15 minutes	39	29	$99.13	$85.06
45378 Diagnostic exam of large bowel using a flexible endoscope	22	22	$403.41	$162.82
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	20	20	$119.05	$101.48
45380 Biopsy of large bowel using an endoscope	19	18	$461.00	$147.78
45300 Diagnostic examination of rectum and large bowel using an endoscope	19	19	$133.00	$118.19
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	17	17	$392.00	$175.14
44207 Partial removal of large bowel and reattachment to rectum using an endoscope	13	13	$1907.00	$1727.94

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	170	166	$54.00	$5.26
88305 Pathology examination of tissue using a microscope, intermediate complexity	156	89	$40.51	$30.30
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	68	68	$521.00	$241.62
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	65	65	$173.00	$159.29
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	56	46	$135.25	$119.98
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	54	53	$392.00	$172.83
45300 Diagnostic examination of rectum and large bowel using an endoscope	46	45	$136.48	$118.51
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	20	20	$392.00	$173.62
45380 Biopsy of large bowel using an endoscope	18	18	$461.00	$163.18
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	15	14	$57.00	$53.41
99213 Established patient office or other outpatient visit, typically 15 minutes	15	14	$94.00	$85.95
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	13	13	$121.23	$101.34
46600 Diagnostic examination of the anus using an endoscope	11	11	$120.00	$112.55
45378 Diagnostic exam of large bowel using a flexible endoscope	11	11	$386.82	$168.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	156	153	$54.00	$5.34
88305 Pathology examination of tissue using a microscope, intermediate complexity	123	75	$40.65	$29.49
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	62	61	$537.81	$236.62
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	58	58	$175.28	$156.76
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	49	49	$392.00	$178.90
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	39	35	$126.59	$120.22
45300 Diagnostic examination of rectum and large bowel using an endoscope	28	28	$131.25	$123.82
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	26	24	$55.65	$51.64
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	17	17	$392.00	$181.04
44207 Partial removal of large bowel and reattachment to rectum using an endoscope	17	17	$1943.00	$1769.76
45378 Diagnostic exam of large bowel using a flexible endoscope	16	16	$385.00	$163.27
45380 Biopsy of large bowel using an endoscope	15	15	$461.00	$140.82
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$114.20	$107.19
44213 Partial release of large bowel and partial removal of large bowel using an endoscope	14	14	$201.00	$183.35
99221 Initial hospital inpatient care per day, typically 30 minutes	13	12	$100.00	$97.59
99213 Established patient office or other outpatient visit, typically 15 minutes	12	12	$90.50	$84.98

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	170	165	$54.00	$5.50
88305 Pathology examination of tissue using a microscope, intermediate complexity	167	83	$41.20	$28.27
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	67	65	$527.78	$250.07
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	64	64	$169.11	$156.34
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	46	46	$392.00	$178.79
99213 Established patient office or other outpatient visit, typically 15 minutes	44	39	$78.27	$69.77
45300 Diagnostic examination of rectum and large bowel using an endoscope	40	37	$126.00	$115.27
45378 Diagnostic exam of large bowel using a flexible endoscope	26	26	$413.08	$171.40
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	26	24	$44.35	$41.15
45380 Biopsy of large bowel using an endoscope	19	18	$461.00	$145.73
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	18	18	$392.00	$180.58
44207 Partial removal of large bowel and reattachment to rectum using an endoscope	15	15	$1943.00	$1809.89
44213 Partial release of large bowel and partial removal of large bowel using an endoscope	14	14	$201.00	$187.35
99221 Initial hospital inpatient care per day, typically 30 minutes	12	12	$100.00	$99.87

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	195	193	$54.00	$5.44
88305 Pathology examination of tissue using a microscope, intermediate complexity	190	103	$32.22	$26.85
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	86	86	$167.00	$156.38
99213 Established patient office or other outpatient visit, typically 15 minutes	72	57	$73.81	$69.37
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	70	70	$527.49	$248.39
45300 Diagnostic examination of rectum and large bowel using an endoscope	68	68	$127.28	$112.85
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	48	48	$392.00	$183.57
45378 Diagnostic exam of large bowel using a flexible endoscope	34	34	$396.32	$165.07
45380 Biopsy of large bowel using an endoscope	31	31	$473.55	$154.81
99231 Follow-up hospital inpatient care per day, typically 15 minutes	31	15	$40.00	$38.23
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	29	26	$45.41	$41.72
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	29	29	$392.00	$180.68
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	24	23	$111.67	$102.97
88304 Pathology examination of tissue using a microscope, moderately low complexity	16	13	$39.00	$20.94
99221 Initial hospital inpatient care per day, typically 30 minutes	13	12	$100.00	$98.25
44207 Partial removal of large bowel and reattachment to rectum using an endoscope	11	11	$1847.00	$1788.68
99202 New patient office or other outpatient visit, typically 20 minutes	11	11	$75.00	$71.78

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	136	132	$54.00	$5.37
88305 Pathology examination of tissue using a microscope, intermediate complexity	108	66	$34.18	$26.23
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	86	86	$168.57	$153.59
99213 Established patient office or other outpatient visit, typically 15 minutes	72	64	$75.42	$67.51
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	70	70	$54.00	$52.26
88305 Pathology examination of tissue using a microscope, intermediate complexity	59	34	$31.00	$26.24
99153 Use of a drug to induce depression of consciousness by physician performing a procedure, each additional 15 minutes	53	50	$10.00	$9.67
45300 Diagnostic examination of rectum and large bowel using an endoscope	46	42	$126.00	$114.75
99231 Follow-up hospital inpatient care per day, typically 15 minutes	43	21	$40.00	$37.71
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	43	43	$521.00	$251.31
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	40	40	$392.00	$181.39
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	35	34	$115.54	$96.40
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	29	29	$584.83	$382.50
99221 Initial hospital inpatient care per day, typically 30 minutes	24	24	$100.00	$97.22
45378 Diagnostic exam of large bowel using a flexible endoscope	24	24	$386.67	$171.05
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	23	20	$43.00	$40.61
45380 Biopsy of large bowel using an endoscope	21	21	$463.10	$162.07
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	20	12	$72.00	$69.91
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	15	15	$392.00	$292.14
45300 Diagnostic examination of rectum and large bowel using an endoscope	15	15	$126.00	$32.98
44207 Partial removal of large bowel and reattachment to rectum using an endoscope	14	14	$1811.00	$1766.72
45378 Diagnostic exam of large bowel using a flexible endoscope	13	13	$504.62	$294.53
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	11	11	$392.00	$181.68

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito	209	202	$54.00	$51.52
88305 Pathology examination of tissue using a microscope, intermediate complexity	166	94	$31.30	$25.67
99153 Use of a drug to induce depression of consciousness by physician performing a procedure, each additional 15 minutes	139	127	$10.04	$9.52
45300 Diagnostic examination of rectum and large bowel using an endoscope	85	73	$126.00	$111.97
99213 Established patient office or other outpatient visit, typically 15 minutes	71	52	$73.82	$67.95
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	69	67	$551.23	$382.63
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	60	60	$392.00	$282.25
99231 Follow-up hospital inpatient care per day, typically 15 minutes	46	28	$41.35	$37.52
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	41	41	$170.29	$150.81
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	41	41	$109.00	$100.41
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	38	19	$72.00	$68.98
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	38	32	$108.00	$100.15
45380 Biopsy of large bowel using an endoscope	32	30	$483.00	$304.93
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	28	28	$139.00	$130.64
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	27	27	$392.00	$290.06
45378 Diagnostic exam of large bowel using a flexible endoscope	22	22	$420.68	$271.55
44207 Partial removal of large bowel and reattachment to rectum using an endoscope	11	11	$1811.00	$1757.89
99221 Initial hospital inpatient care per day, typically 30 minutes	11	11	$106.55	$96.73
44145 Partial removal of large bowel and reattachment to rectum	11	11	$1640.00	$1597.95

Medical Specialties & State Licenses

Colon & Rectal Surgery Primary Specialty

NUCC Taxonomy Code: 208C00000X

State License KY 36525

A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by medical and surgical means. This specialist also deals with other organs and tissues (such as the liver, urinary and female reproductive system) involved with primary intestinal disease.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

64035256 (KY)

Hospital & Practice Group Affiliations

Colorectal Surgical And Gastroenterology Associates Psc

2620 Wilhite Dr, Lexington, KY 405033385

Phone: 8592786031

Practice Associates & Co-Workers

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

12 Associated Practitioners

Dr. John Fox , MD

Colon & Rectal Surgery

NPI 1053312041

Doctor of Medicine (M.D.)

Dr. Thomas Knopp , DO

Internal Medicine

NPI 1093998239

Doctor of Osteopathic Medicine (D.O.)

Ross Hempel

Colon & Rectal Surgery

NPI 1235660523

Dr. Charles Papp , MD

Colon & Rectal Surgery

NPI 1316948664

Doctor of Medicine (M.D.)

Dr. Jennifer Rea , MD

Colon & Rectal Surgery

NPI 1386853190

Doctor of Medicine (M.D.)

Frank Rutigliano

Colon & Rectal Surgery

NPI 1477916484

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active September 24, 2010

NPI status registered as active in NPPES database

📍

Updated Practice Location September 24, 2010

Registered at 2620 WILHITE DR, LEXINGTON, KY 405033385 (Tel: 8592786031)

📍

Updated Business Mailing Address September 24, 2010

Registered at 2620 WILHITE DR, LEXINGTON, KY 405033385 (Tel: 8592786031)

👤

Provider Name / Credentials Updated September 24, 2010

Recorded as JOHN DVORAK, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 24, 2010

Colon & Rectal Surgery (License #36525 in KY)

🟢

Initial NPI Registration & Enumeration August 02, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1902807985

Entity Type:

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

Enumeration Date: August 02, 2005

Last Update: September 24, 2010

Sole Proprietor: No

Update or Correct Profile

Mailing Address

2620 Wilhite Dr

Lexington, KY 405033385

Phone: 8592786031

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.