Active NPI 1831204601 Individual Practitioner Female Practitioner

Dr. Amy B Jentz , MD

Surgery • Ionia, MI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Amy Jentz, MD is a certified Surgery practicing in Ionia, MI. With approximately 26 years of clinical experience since graduating from Medical College Of Wisconsin in 2000, Dr. Jentz delivers high-quality medical care to the local community at 550 E WASHINGTON ST.

Dr. Jentz maintains professional affiliations with Sparrow Carson Hospital, Sparrow Ionia Hospital and accepts Medicare assignment.

Frequently performed procedures and clinical services include colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk, biopsy of large bowel using an endoscope, new 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

550 E Washington St

Ionia, MI 488462202

Telephone 6165231630

Fax 6165231631

Associated Practice Facility / Clinic

🏢 Sparrow Ionia Hospital Facility NPI 1447334677

Medicare Profile & Education

Medical School

Medical College Of Wisconsin

Graduation Year

2000

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Ionia, MI

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

26 Yrs Matches City Avg

City Avg: 26.0 Yrs

State Avg: 25.8 Yrs

Regional Practice Density

2 Specialists

Practicing in Ionia, MI (1479 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

72.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Jentz (26 Years) 26 Yrs

Ionia Specialty Average (26.0 Years) 26.0 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
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	16	16	$359.94	$175.04
45380 Biopsy of large bowel using an endoscope	14	14	$861.86	$164.87

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	17	17	$372.12	$176.27
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	13	13	$185.69	$107.14
99213 Established patient office or other outpatient visit, typically 15 minutes	12	12	$130.33	$85.81
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope	12	12	$232.50	$113.43

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	12	12	$535.17	$170.56
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope	11	11	$485.82	$100.84

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	21	18	$101.00	$89.42
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope	16	16	$553.44	$106.67
99221 Initial hospital inpatient care per day, typically 30 minutes	12	12	$137.33	$99.60
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$145.00	$110.25

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	12	12	$146.00	$100.48

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99202 New patient office or other outpatient visit, typically 20 minutes	29	29	$105.00	$73.88
99213 Established patient office or other outpatient visit, typically 15 minutes	21	21	$99.00	$71.95
99221 Initial hospital inpatient care per day, typically 30 minutes	17	16	$135.00	$100.48
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope	17	17	$475.00	$115.68

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	25	22	$97.12	$70.11
99201 New patient office or other outpatient visit, typically 10 minutes	20	20	$60.25	$42.65
99221 Initial hospital inpatient care per day, typically 30 minutes	18	18	$135.00	$99.61
99202 New patient office or other outpatient visit, typically 20 minutes	17	17	$105.00	$71.79

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99202 New patient office or other outpatient visit, typically 20 minutes	33	33	$105.00	$71.54
99213 Established patient office or other outpatient visit, typically 15 minutes	24	23	$96.00	$69.97
99201 New patient office or other outpatient visit, typically 10 minutes	12	12	$60.00	$42.04
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	11	11	$183.00	$133.60

Medical Specialties & State Licenses

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License MI AJ076427

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

104791262 (MI)

Commercial Insurance / Payer ID Tricare

383218134 (MI)

Commercial Insurance / Payer ID Molina

4791262 (MI)

Commercial Insurance / Payer ID Mclaren

1016881 (MI)

Commercial Insurance / Payer ID Bcbs Of Mi Group

700C460060 (MI)

Commercial Insurance / Payer ID Phpmm

200000002169 (MI)

Commercial Insurance / Payer ID Priority Health Pay To #

03004 (MI)

Hospital & Practice Group Affiliations

Sparrow Carson Hospital

406 E Elm St, Carson City, MI 488119693

Sparrow Carson Hospital

401 E Elm St, Carson City, MI 488119693

Phone: 9895846217

Sparrow Carson Hospital

401 E Elm St, Carson City, MI 488119693

Phone: 9895846217

Sparrow Ionia Hospital

3565 S State Rd, Ionia, MI 488469416

Phone: 6165231600

Practice Associates & Co-Workers

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

3 Associated Practitioners

Dr. Ronald Hyde , DO

Surgery

NPI 1215127162

Doctor of Osteopathic Medicine (D.O.)

Jonathon Baxter , PA-C

Physician Assistant

NPI 1417423526

Physician Assistant (Certified)

Marcy Scheurer , NP-C

Nurse Practitioner - Family

NPI 1669922787

Nurse Practitioner (Certified)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active April 09, 2010

NPI status registered as active in NPPES database

📍

Updated Practice Location April 09, 2010

Registered at 550 E WASHINGTON ST, IONIA, MI 488462202 (Tel: 6165231630)

📍

Updated Business Mailing Address April 09, 2010

Registered at 550 E WASHINGTON ST, IONIA, MI 488462202 (Tel: 6165220714)

👤

Provider Name / Credentials Updated April 09, 2010

Recorded as AMY JENTZ, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 09, 2010

Surgery (License #AJ076427 in MI)

🟢

Initial NPI Registration & Enumeration August 20, 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: 1831204601

Entity Type:

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

Enumeration Date: August 20, 2006

Last Update: April 09, 2010

Sole Proprietor: No

Update or Correct Profile

Mailing Address

550 E Washington St

Ionia, MI 488462202

Phone: 6165220714

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.