Active NPI 1780903518 Individual Practitioner Male Practitioner

Dr. John Lee Weippert , DO

Internal Medicine • Warren, OH

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. John Weippert, DO is a certified Internal Medicine practicing in Warren, OH. With approximately 18 years of clinical experience since graduating from Ohio University, College Of Osteopathic Medicine in 2008, Dr. Weippert delivers high-quality medical care to the local community at 1622 E MARKET ST.

Dr. Weippert is affiliated with The Gastroenterology Clinic And Endoscopy Center Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, 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

1622 E Market St

Warren, OH 444836613

Telephone 3303997215

Associated Practice Facility / Clinic

🏢 Warren Gastro Endoscopy Ctr Inc Facility NPI 1396738936

Medicare Profile & Education

Medical School

Ohio University, College Of Osteopathic Medicine

Graduation Year

2008

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Warren, OH

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

18 Yrs -10.2 yrs vs City Avg

City Avg: 28.2 Yrs

State Avg: 26.9 Yrs

Regional Practice Density

45 Specialists

Practicing in Warren, OH (5516 Statewide)

Telehealth Adoption Rate

13.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

79.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Weippert (18 Years) 18 Yrs

Warren Specialty Average (28.2 Years) 28.2 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	162	129	$90.00	$83.72
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	145	133	$650.00	$108.33
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	79	79	$900.00	$228.78
43450 Dilation of esophagus	52	50	$500.00	$36.13
45380 Biopsy of large bowel using an endoscope	42	42	$850.00	$118.09
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	34	24	$140.00	$115.85
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	26	26	$160.00	$105.13
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	18	18	$800.00	$172.47
46930 Destruction of internal anal hemorrhoids	15	15	$450.00	$89.88
43255 Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope	14	13	$950.00	$182.77
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	13	12	$800.00	$166.14
45381 Injection beneath lining of large bowel using a flexible endoscope	11	11	$850.00	$29.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	149	139	$650.00	$107.47
99213 Established patient office or other outpatient visit, typically 15 minutes	106	90	$90.00	$84.86
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	91	91	$890.12	$238.26
45380 Biopsy of large bowel using an endoscope	76	76	$850.00	$110.60
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	69	51	$140.00	$119.12
43450 Dilation of esophagus	50	47	$500.00	$37.63
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	27	27	$160.00	$107.01
43255 Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope	20	19	$950.00	$186.26
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$220.00	$159.16
45378 Diagnostic exam of large bowel using a flexible endoscope	14	14	$800.00	$164.40
45381 Injection beneath lining of large bowel using a flexible endoscope	13	13	$850.00	$14.92
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	13	13	$800.00	$169.03
46930 Destruction of internal anal hemorrhoids	12	12	$450.00	$95.93
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope	11	11	$600.00	$100.98

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	159	150	$650.00	$108.71
99213 Established patient office or other outpatient visit, typically 15 minutes	152	119	$90.00	$87.43
45380 Biopsy of large bowel using an endoscope	91	91	$850.00	$115.66
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	79	78	$900.00	$234.79
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	61	53	$140.00	$120.35
43450 Dilation of esophagus	59	58	$500.00	$37.94
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	33	33	$220.00	$158.19
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$160.00	$105.85
46930 Destruction of internal anal hemorrhoids	23	22	$450.00	$83.86
43255 Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope	23	21	$950.00	$188.69
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	13	13	$800.00	$173.23
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope	12	12	$600.00	$104.80

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	202	146	$90.00	$87.52
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	196	187	$650.00	$105.47
45380 Biopsy of large bowel using an endoscope	104	104	$850.00	$123.24
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	86	71	$140.00	$120.42
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	83	82	$900.00	$234.12
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	69	69	$220.00	$164.49
43450 Dilation of esophagus	68	64	$500.00	$38.21
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	33	33	$160.00	$105.59
46930 Destruction of internal anal hemorrhoids	21	20	$450.00	$82.09
43255 Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope	18	18	$950.00	$174.67
45378 Diagnostic exam of large bowel using a flexible endoscope	16	16	$800.00	$164.01
43249 Balloon dilation of esophagus using an endoscope	12	12	$700.00	$135.98
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	12	12	$800.00	$184.52
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope	12	12	$600.00	$116.58

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	232	168	$90.00	$71.41
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	196	178	$650.00	$101.36
45380 Biopsy of large bowel using an endoscope	104	101	$850.00	$122.57
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	71	68	$900.00	$248.00
43450 Dilation of esophagus	69	62	$500.00	$39.25
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	61	61	$220.00	$161.40
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	58	44	$140.00	$100.93
99231 Follow-up hospital inpatient care per day, typically 15 minutes	30	25	$60.00	$39.06
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	30	30	$160.00	$105.22
46930 Destruction of internal anal hemorrhoids	21	21	$450.00	$88.82
45378 Diagnostic exam of large bowel using a flexible endoscope	20	19	$800.00	$171.92
43255 Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope	15	14	$950.00	$185.15
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	13	12	$800.00	$169.98

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	245	178	$90.00	$70.67
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	228	202	$650.00	$110.16
45380 Biopsy of large bowel using an endoscope	118	113	$850.00	$121.76
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	114	78	$140.00	$103.88
43450 Dilation of esophagus	89	83	$500.00	$38.48
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	76	72	$900.00	$244.18
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	74	74	$160.00	$104.59
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	63	63	$220.00	$157.48
46930 Destruction of internal anal hemorrhoids	34	32	$450.00	$83.54
43255 Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope	24	23	$950.00	$195.66
99231 Follow-up hospital inpatient care per day, typically 15 minutes	23	18	$60.00	$37.09
43249 Balloon dilation of esophagus using an endoscope	15	12	$700.00	$147.81
45381 Injection beneath lining of large bowel using a flexible endoscope	12	12	$850.00	$30.33
45378 Diagnostic exam of large bowel using a flexible endoscope	11	11	$800.00	$188.29
99202 New patient office or other outpatient visit, typically 20 minutes	11	11	$100.00	$73.56

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	339	209	$90.00	$69.49
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	201	180	$650.00	$115.38
45380 Biopsy of large bowel using an endoscope	118	117	$850.00	$144.36
43450 Dilation of esophagus	62	58	$500.00	$39.42
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	60	59	$900.00	$244.76
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	54	37	$140.00	$99.81
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	50	50	$220.00	$153.92
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	50	50	$160.00	$103.96
99231 Follow-up hospital inpatient care per day, typically 15 minutes	32	26	$60.00	$38.47
46930 Destruction of internal anal hemorrhoids	21	21	$450.00	$75.34
99202 New patient office or other outpatient visit, typically 20 minutes	18	18	$100.00	$72.38
45378 Diagnostic exam of large bowel using a flexible endoscope	16	16	$800.00	$176.21
43255 Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope	15	15	$950.00	$195.58
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	12	12	$800.00	$175.21

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	318	212	$90.00	$67.46
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	180	167	$650.00	$118.44
45380 Biopsy of large bowel using an endoscope	117	114	$850.00	$140.80
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	109	80	$140.00	$96.20
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	83	83	$220.00	$149.69
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	64	59	$900.00	$233.02
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	56	56	$160.00	$100.42
43450 Dilation of esophagus	54	53	$500.00	$37.77
46930 Destruction of internal anal hemorrhoids	32	32	$450.00	$71.84
99231 Follow-up hospital inpatient care per day, typically 15 minutes	26	21	$60.00	$37.59
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	22	22	$800.00	$161.97
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	13	13	$280.00	$193.81
45381 Injection beneath lining of large bowel using a flexible endoscope	12	12	$850.00	$15.46
43255 Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope	11	11	$950.00	$171.99

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License OH 34.009801

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 - Gastroenterology

NUCC Taxonomy Code: 207RG0100X

State License OH 34.009801

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.

Hospital & Practice Group Affiliations

The Gastroenterology Clinic And Endoscopy Center Inc

1622 E Market St, Warren, OH 444836613

Phone: 3303997215

Practice Associates & Co-Workers

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

8 Associated Practitioners

Stephanie Stebelton

Nurse Practitioner

NPI 1114262458

Charlene White-Lowery , CRNA

Nurse Anesthetist, Certified Registered

NPI 1154691491

Certified Registered Nurse Anesthetist

Dr. Nadeem Malik , MD

Pathology - Anatomic Pathology & Clinical Pathology

NPI 1306822275

Doctor of Medicine (M.D.)

Rebecca Bowman

Nurse Practitioner - Gerontology

NPI 1376966838

Jill Fabian , CNP

Nurse Practitioner - Family

NPI 1639544166

Certified Nurse Practitioner

Dr. Adel Youssef , MD

Specialist

NPI 1891788477

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active June 18, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location June 18, 2013

Registered at 1622 E MARKET ST, WARREN, OH 444836613 (Tel: 3303997215)

📍

Updated Business Mailing Address June 18, 2013

Registered at 1622 E MARKET ST, WARREN, OH 444836613 (Tel: 3303997215)

👤

Provider Name / Credentials Updated June 18, 2013

Recorded as JOHN WEIPPERT, D.O.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 18, 2013

Internal Medicine (License #34.009801 in OH)

🟢

Initial NPI Registration & Enumeration May 18, 2010

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1780903518

Entity Type:

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

Enumeration Date: May 18, 2010

Last Update: June 18, 2013

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

1622 E Market St

Warren, OH 444836613

Phone: 3303997215

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.