Active NPI 1669552717 Individual Practitioner Male Practitioner

Dr. Gary Joseph Guzzardo , MD

Internal Medicine - Gastroenterology • Stuart, FL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Gary Guzzardo, MD is a certified Internal Medicine - Gastroenterology practicing in Stuart, FL. With approximately 42 years of clinical experience since completing medical education in 1984, Dr. Guzzardo delivers high-quality medical care to the local community at 1065 SE SAINT LUCIE BLVD.

Dr. Guzzardo accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, new patient outpatient office visit, biopsy of large bowel using an endoscope. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1065 Se Saint Lucie Blvd

Stuart, FL 349961328

Telephone 7722148098

Fax 7722148098

Medicare Profile & Education

Medical School

Other

Graduation Year

1984

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine - Gastroenterology in Stuart, FL

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

42 Yrs +15.2 yrs vs City Avg

City Avg: 26.8 Yrs

State Avg: 28.7 Yrs

Regional Practice Density

12 Specialists

Practicing in Stuart, FL (1556 Statewide)

Telehealth Adoption Rate

16.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

57.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Guzzardo (42 Years) 42 Yrs

Stuart Specialty Average (26.8 Years) 26.8 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	577	371	$150.00	$129.34
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	199	199	$200.00	$170.23
45380 Biopsy of large bowel using an endoscope	193	193	$550.00	$110.93
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	124	124	$700.00	$257.44
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	94	93	$450.00	$78.89
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	44	43	$175.00	$172.53
45378 Diagnostic exam of large bowel using a flexible endoscope	44	44	$400.00	$184.26
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	27	27	$250.00	$218.47
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope	20	19	$550.00	$139.62

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	562	378	$150.00	$129.62
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	203	203	$200.00	$171.22
45380 Biopsy of large bowel using an endoscope	179	179	$550.00	$134.32
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	104	104	$700.00	$263.45
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	67	67	$450.00	$83.22
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	40	39	$175.00	$172.33
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	33	33	$250.00	$226.33
45378 Diagnostic exam of large bowel using a flexible endoscope	33	33	$400.00	$189.42
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope	15	14	$550.00	$126.11

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	674	432	$150.00	$133.52
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	247	247	$200.00	$177.33
45380 Biopsy of large bowel using an endoscope	222	222	$550.00	$132.38
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	110	110	$700.00	$273.49
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	93	92	$450.00	$80.87
45378 Diagnostic exam of large bowel using a flexible endoscope	52	51	$400.00	$194.78
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	51	48	$175.00	$176.01
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	36	36	$250.00	$228.75
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope	18	18	$550.00	$144.07

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	790	511	$150.00	$136.18
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	262	262	$200.00	$178.09
45380 Biopsy of large bowel using an endoscope	199	199	$550.00	$134.54
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	116	116	$700.00	$275.13
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	104	104	$450.00	$91.39
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	58	55	$175.00	$177.03
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	42	42	$250.00	$235.24
45378 Diagnostic exam of large bowel using a flexible endoscope	36	36	$400.00	$194.65
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope	18	17	$550.00	$165.28
99213 Established patient office or other outpatient visit, typically 15 minutes	11	11	$90.00	$89.33

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	855	538	$149.91	$110.13
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	275	275	$200.00	$174.15
45380 Biopsy of large bowel using an endoscope	198	197	$550.00	$156.04
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	133	130	$450.00	$96.23
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	82	82	$700.00	$278.65
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	57	57	$250.00	$219.07
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	51	50	$175.00	$154.87
45378 Diagnostic exam of large bowel using a flexible endoscope	29	29	$400.00	$199.05
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope	28	28	$550.00	$157.31

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	1,099	646	$150.00	$113.58
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	359	359	$200.00	$173.56
45380 Biopsy of large bowel using an endoscope	276	274	$550.00	$141.38
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	149	148	$450.00	$100.84
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	123	123	$700.00	$283.24
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	61	61	$250.00	$218.28
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	58	54	$175.00	$152.69
45378 Diagnostic exam of large bowel using a flexible endoscope	33	33	$400.00	$191.25
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope	28	27	$550.00	$176.52

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	1,120	661	$150.00	$111.27
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	360	360	$200.00	$171.35
45380 Biopsy of large bowel using an endoscope	299	299	$550.00	$151.34
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	183	182	$448.52	$100.97
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	115	115	$700.00	$277.99
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	77	77	$250.00	$216.70
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	74	68	$175.00	$150.64
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope	43	41	$550.00	$171.34
45378 Diagnostic exam of large bowel using a flexible endoscope	40	39	$400.00	$201.65
99213 Established patient office or other outpatient visit, typically 15 minutes	24	24	$90.00	$75.43

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	1,192	693	$149.85	$110.81
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	393	393	$200.00	$170.85
45380 Biopsy of large bowel using an endoscope	293	293	$550.00	$162.50
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	177	177	$448.47	$92.16
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	95	95	$700.00	$282.29
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	68	68	$250.00	$215.79
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	60	55	$175.00	$149.66
45378 Diagnostic exam of large bowel using a flexible endoscope	59	59	$400.00	$197.41
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope	43	41	$550.00	$167.84
99213 Established patient office or other outpatient visit, typically 15 minutes	39	39	$90.00	$75.46
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	24	19	$150.00	$74.86
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	19	18	$300.00	$211.26

Medical Specialties & State Licenses

CMS Verified: 2026-04-28

Internal Medicine - Gastroenterology Primary Specialty

NUCC Taxonomy Code: 207RG0100X

State License FL ME54901

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID Provider Id

08259

Career & Practice History Timeline

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

10 Historical Events

📍

Updated Practice Location April 28, 2026

Registered at 1065 SE SAINT LUCIE BLVD, STUART, FL 349961328 (Tel: 7722148098)

📍

Updated Business Mailing Address April 28, 2026

Registered at 1065 SE SAINT LUCIE BLVD, STUART, FL 349961328 (Tel: 7722148098)

📍

Updated Practice Location January 16, 2020

Registered at 3193 SE DIXIE HWY, STUART, FL 349975072 (Tel: 7722477856)

📍

Updated Business Mailing Address January 16, 2020

Registered at 3193 SE DIXIE HWY, STUART, FL 349975072 (Tel: 7722477856)

✅

NPI Profile Active June 17, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location June 17, 2013

Registered at 2150 SE SALERNO RD, SUITE 202, STUART, FL 349976572 (Tel: 7722235775)

📍

Updated Business Mailing Address June 17, 2013

Registered at 2150 SE SALERNO RD, SUITE 202, STUART, FL 349976572 (Tel: 7722235775)

👤

Provider Name / Credentials Updated June 17, 2013

Recorded as GARY GUZZARDO, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 17, 2013

Internal Medicine (License #ME54901 in FL)

🟢

Initial NPI Registration & Enumeration October 16, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews

No patient reviews submitted yet for Dr. Gary Guzzardo. Be the first to share your experience!

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1669552717

Entity Type:

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

Enumeration Date: October 16, 2006

Last Update: April 28, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1065 Se Saint Lucie Blvd

Stuart, FL 349961328

Phone: 7722148098

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.