Active NPI 1073565511 Individual Practitioner Male Practitioner

Dr. Jonathan T Simon , MD

Internal Medicine • Ansonia, CT

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Jonathan Simon, MD is a certified Internal Medicine practicing in Ansonia, CT. With approximately 28 years of clinical experience since graduating from State University Of New York Downstate Medical Center in 1998, Dr. Simon delivers high-quality medical care to the local community at 22 WESTFIELD AVE.

Dr. Simon is affiliated with Griffin Faculty Physicians Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include biopsy of large bowel using an endoscope, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, removal of polyps or growths of large bowel using an endoscope with mechanical snare. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

22 Westfield Ave

Ansonia, CT 06401

Telephone 2037369919

Fax 2037352055

Associated Practice Facility / Clinic

🏢 Gastroenterology Specialists Pc Facility NPI 1144259029

Medicare Profile & Education

Medical School

State University Of New York Downstate Medical Center

Graduation Year

1998

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Ansonia, CT

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

28 Yrs -3.1 yrs vs City Avg

City Avg: 31.1 Yrs

State Avg: 30.4 Yrs

Regional Practice Density

10 Specialists

Practicing in Ansonia, CT (2753 Statewide)

Telehealth Adoption Rate

30.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

77.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Simon (28 Years) 28 Yrs

Ansonia Specialty Average (31.1 Years) 31.1 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
45380 Biopsy of large bowel using an endoscope	55	55	$1200.00	$124.78
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	46	45	$1000.00	$87.15
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	38	38	$1200.00	$270.03
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	33	27	$25.00	$17.54
99213 Established patient office or other outpatient visit, typically 15 minutes	31	27	$165.00	$98.68
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	29	26	$325.00	$139.05
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	21	20	$250.00	$138.59
45378 Diagnostic exam of large bowel using a flexible endoscope	17	17	$1200.00	$190.52
91065 Measurement of hydrogen in breath to test for stomach and bowel symptoms	14	14	$200.00	$82.18
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	13	13	$350.00	$180.96
99231 Follow-up hospital inpatient care per day, typically 15 minutes	12	11	$105.00	$52.74

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
45380 Biopsy of large bowel using an endoscope	71	71	$1200.00	$124.93
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	43	43	$1000.00	$108.04
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	42	42	$1200.00	$260.57
99213 Established patient office or other outpatient visit, typically 15 minutes	39	32	$165.00	$94.48
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	28	26	$250.00	$135.71
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	27	27	$350.00	$176.74
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	26	24	$325.00	$136.19
45378 Diagnostic exam of large bowel using a flexible endoscope	18	18	$1200.00	$171.14
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	14	14	$1200.00	$185.71

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	56	48	$248.01	$139.04
45380 Biopsy of large bowel using an endoscope	55	55	$1200.00	$138.58
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	40	40	$345.76	$177.54
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	37	37	$1000.00	$109.81
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	34	34	$325.00	$143.00
99213 Established patient office or other outpatient visit, typically 15 minutes	30	29	$165.00	$98.62
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	21	21	$1200.00	$272.08
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	18	14	$175.00	$75.60

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	56	56	$350.00	$178.69
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	56	47	$250.00	$141.43
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	51	50	$1000.00	$104.30
45380 Biopsy of large bowel using an endoscope	47	47	$1200.00	$163.85
99213 Established patient office or other outpatient visit, typically 15 minutes	35	31	$165.00	$99.86
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	33	32	$325.00	$144.77
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	19	15	$175.00	$76.50
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	18	18	$1200.00	$274.62
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	16	16	$1200.00	$201.17
91110 Imaging of digestive tract done from the inside of the digestive tract	12	12	$2000.00	$989.49

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	46	38	$250.00	$114.23
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	42	42	$1000.00	$112.80
45380 Biopsy of large bowel using an endoscope	40	40	$1200.00	$156.07
99213 Established patient office or other outpatient visit, typically 15 minutes	33	29	$165.00	$82.28
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	31	31	$325.00	$149.56
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	27	27	$350.00	$180.24
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	19	19	$1200.00	$268.73
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	18	13	$175.00	$78.29
91110 Imaging of digestive tract done from the inside of the digestive tract	12	12	$2000.00	$979.05
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	12	12	$350.00	$159.45

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	79	78	$1000.00	$118.59
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	73	62	$250.00	$116.90
99213 Established patient office or other outpatient visit, typically 15 minutes	72	61	$165.00	$80.25
45380 Biopsy of large bowel using an endoscope	69	69	$1200.00	$153.48
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	52	49	$325.00	$143.85
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	45	45	$350.00	$178.08
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	29	29	$1200.00	$285.66
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	21	15	$175.00	$77.82
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	16	13	$350.00	$157.58
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	13	13	$450.00	$223.42

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	77	56	$250.00	$114.77
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	73	71	$1000.00	$113.21
45380 Biopsy of large bowel using an endoscope	59	59	$1200.00	$155.17
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	53	49	$325.00	$145.09
99213 Established patient office or other outpatient visit, typically 15 minutes	53	46	$165.00	$77.17
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	50	50	$350.00	$176.67
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	39	30	$175.00	$77.18
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	21	21	$1200.00	$273.40
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	20	16	$350.00	$150.14
91110 Imaging of digestive tract done from the inside of the digestive tract	15	15	$2000.00	$951.35
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	15	15	$1200.00	$198.03
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	15	15	$1200.00	$191.63
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	12	12	$450.00	$221.88

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	73	70	$325.00	$141.44
45380 Biopsy of large bowel using an endoscope	68	67	$1200.00	$169.42
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	64	62	$1000.00	$104.29
99213 Established patient office or other outpatient visit, typically 15 minutes	59	46	$165.00	$78.58
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	50	50	$350.00	$172.23
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	40	28	$175.00	$76.26
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	36	33	$250.00	$112.65
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	21	20	$1200.00	$272.82
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	17	17	$1200.00	$195.16
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	13	13	$1200.00	$189.27
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$235.00	$116.44
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	11	11	$450.00	$221.07

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License CT 46849

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Internal Medicine

NUCC Taxonomy Code: 207R00000X

State License NY 234884

Internal Medicine - Gastroenterology

NUCC Taxonomy Code: 207RG0100X

State License NY 234884

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.

Internal Medicine - Gastroenterology

NUCC Taxonomy Code: 207RG0100X

State License CT 46849

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

008002867 (CT)

Hospital & Practice Group Affiliations

Griffin Faculty Physicians Inc

130 Division St, Derby, CT 064181326

Phone: 2037321352

Griffin Faculty Physicians Inc

22 Westfield Ave, Ansonia, CT 064011158

Griffin Faculty Physicians Inc

144 Oxford Rd, Oxford, CT 064781982

Phone: 2038885527

Practice Associates & Co-Workers

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

12 Associated Practitioners

Amy Miklos , PA-C

Physician Assistant

NPI 1235501099

Physician Assistant (Certified)

Dr. Pierluigi Marignani , MD

Internal Medicine - Gastroenterology

NPI 1295785780

Doctor of Medicine (M.D.)

Dr. Sarah Olivier-Cabrera , MD

Internal Medicine - Gastroenterology

NPI 1316237936

Doctor of Medicine (M.D.)

Scott Mcintyre , APRN

Nurse Practitioner - Adult Health

NPI 1528554094

Advanced Practice Registered Nurse

Jennifer Dodge , PA-C

Physician Assistant

NPI 1558402230

Physician Assistant (Certified)

Shakira Sebastian , APRN

Nurse Practitioner - Adult Health

NPI 1588422778

Advanced Practice Registered Nurse

Career & Practice History Timeline

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

9 Historical Events

📍

Updated Practice Location September 26, 2018

Registered at 22 WESTFIELD AVE, ANSONIA, CT 06401 (Tel: 2037369919)

📍

Updated Business Mailing Address September 26, 2018

Registered at 67 MAPLE AVE FL 2, DERBY, CT 064181328 (Tel: 2037321330)

👤

Provider Name / Credentials Updated September 26, 2018

Recorded as JONATHAN SIMON, M.D.

✅

NPI Profile Active November 09, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location November 09, 2007

Registered at 263 7TH AVE, BROOKLYN, NY 112153689 (Tel: 7182468600)

📍

Updated Business Mailing Address November 09, 2007

Registered at PO BOX 7490, SHREWSBURY, NJ 077027490 (Tel: 7182468600)

👤

Provider Name / Credentials Updated November 09, 2007

Recorded as JONATHAN SIMON

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 09, 2007

Internal Medicine (License #234884 in NY)

🟢

Initial NPI Registration & Enumeration May 16, 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: 1073565511

Entity Type:

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

Enumeration Date: May 16, 2006

Last Update: September 26, 2018

Sole Proprietor: No

Update or Correct Profile

Mailing Address

67 Maple Ave Fl 2

Derby, CT 064181328

Phone: 2037321330

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.