Active NPI 1700924941 Individual Practitioner Male Practitioner

Dr. Michael J Antonini , MD

Surgery • Auburn, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Michael Antonini, MD is a certified Surgery practicing in Auburn, CA. With approximately 33 years of clinical experience since graduating from Medical College Of Wisconsin in 1993, Dr. Antonini delivers high-quality medical care to the local community at 11795 EDUCATION ST STE 201.

Dr. Antonini is affiliated with Sutter Valley Medical Foundation and accepts Medicare assignment.

Frequently performed procedures and clinical services include new patient outpatient office visit, follow-up hospital inpatient care per day, initial hospital care with moderate level of medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

11795 Education St Ste 201

Auburn, CA 956022469

Telephone 5307450720

Fax 5307450718

Associated Practice Facility / Clinic

🏢 Sutter Valley Medical Foundation Facility NPI 1952327256

Medicare Profile & Education

Medical School

Medical College Of Wisconsin

Graduation Year

1993

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Auburn, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

33 Yrs +3.7 yrs vs City Avg

City Avg: 29.3 Yrs

State Avg: 27.4 Yrs

Regional Practice Density

4 Specialists

Practicing in Auburn, CA (3346 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

74.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Antonini (33 Years) 33 Yrs

Auburn Specialty Average (29.3 Years) 29.3 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
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	93	93	$542.00	$167.05
99231 Follow-up hospital inpatient care per day, typically 15 minutes	60	30	$131.00	$47.24
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	55	53	$663.00	$166.69
99213 Established patient office or other outpatient visit, typically 15 minutes	45	42	$243.00	$91.77
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	30	27	$357.00	$128.77
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$358.00	$111.83
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	26	15	$238.00	$75.68
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	24	21	$152.00	$57.44
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	19	19	$2798.00	$680.98
49650 Repair of groin hernia using an endoscope	16	16	$1974.22	$456.80
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	11	11	$450.00	$125.08
49505 Repair of groin hernia (5 years or older)	11	11	$2268.00	$524.30

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	50	50	$521.00	$176.21
99231 Follow-up hospital inpatient care per day, typically 15 minutes	37	24	$131.00	$49.79
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	35	35	$663.00	$178.85
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	24	$343.00	$136.07
99213 Established patient office or other outpatient visit, typically 15 minutes	24	22	$234.00	$96.37
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	22	22	$344.00	$118.94
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	21	13	$238.00	$82.26
49650 Repair of groin hernia using an endoscope	15	15	$1948.20	$477.37
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	14	14	$2703.07	$734.46

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	55	45	$229.00	$96.31
99231 Follow-up hospital inpatient care per day, typically 15 minutes	47	29	$121.00	$39.81
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	45	45	$339.00	$116.31
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	41	39	$629.00	$204.46
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	38	38	$515.00	$176.33
76937 Ultrasonic guidance for blood vessel access	18	15	$40.00	$14.29
77001 Fluoroscopic guidance for insertion, replacement or removal of central venous access device	16	15	$40.00	$19.12
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	15	15	$424.00	$139.51
36561 Insertion of central venous catheter and implanted device for infusion beneath the skin, patient 5 years or older	14	13	$3808.00	$327.01
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	14	12	$225.00	$73.69
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	13	13	$2205.00	$713.58
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	13	$338.00	$135.58

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	64	52	$229.00	$97.32
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	50	50	$515.00	$177.79
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	49	46	$629.00	$208.39
99231 Follow-up hospital inpatient care per day, typically 15 minutes	39	21	$121.00	$39.96
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	27	25	$424.00	$141.27
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	26	26	$339.00	$119.37
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	16	14	$138.00	$60.28
36821 Relocation of arm vein with connection to arm artery, open procedure	15	13	$2092.00	$657.53
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	15	11	$225.00	$74.79
76937 Ultrasonic guidance for blood vessel access	14	13	$40.00	$14.46
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	13	13	$2205.00	$746.93
77001 Fluoroscopic guidance for insertion, replacement or removal of central venous access device	12	12	$40.00	$19.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	12	12	$338.00	$137.92
49324 Insertion of abdominal cavity catheter using an endoscope	11	11	$1237.09	$403.47

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	75	58	$229.00	$79.77
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	44	44	$339.00	$113.42
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	40	40	$515.00	$173.60
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	37	37	$629.00	$212.37
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	22	20	$225.00	$76.00
36821 Relocation of arm vein with connection to arm artery, open procedure	18	17	$2115.24	$678.57
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	12	12	$338.00	$115.33
76937 Ultrasonic guidance for blood vessel access	12	12	$40.00	$15.24
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	11	11	$424.00	$144.86
49650 Repair of groin hernia using an endoscope	11	11	$1504.91	$505.38

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	106	77	$229.00	$77.92
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	51	51	$515.00	$172.30
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	42	30	$225.00	$75.42
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	35	35	$339.00	$113.89
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	33	33	$629.00	$209.67
76937 Ultrasonic guidance for blood vessel access	25	25	$40.00	$15.03
77001 Fluoroscopic guidance for insertion, replacement or removal of central venous access device	22	22	$40.00	$19.36
49324 Insertion of abdominal cavity catheter using an endoscope	16	15	$1215.00	$368.82
36561 Insertion of central venous catheter and implanted device for infusion beneath the skin, patient 5 years or older	16	16	$3808.00	$340.41
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	13	13	$338.00	$114.87
99284 Emergency department visit with moderate level of medical decision making	13	13	$361.00	$120.13
36821 Relocation of arm vein with connection to arm artery, open procedure	13	12	$2092.00	$676.12
49650 Repair of groin hernia using an endoscope	11	11	$1820.45	$484.07

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	96	78	$229.00	$75.91
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	60	60	$515.00	$169.69
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	32	32	$339.00	$111.72
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	27	27	$629.00	$207.09
76937 Ultrasonic guidance for blood vessel access	20	20	$40.00	$14.75
77001 Fluoroscopic guidance for insertion, replacement or removal of central venous access device	19	19	$40.00	$19.01
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	19	12	$225.00	$74.39
36821 Relocation of arm vein with connection to arm artery, open procedure	17	17	$2092.00	$647.80
49505 Repair of groin hernia (5 years or older)	14	13	$1669.57	$519.91
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	13	12	$138.00	$46.09
36561 Insertion of central venous catheter and implanted device for infusion beneath the skin, patient 5 years or older	13	13	$3808.00	$346.30
49650 Repair of groin hernia using an endoscope	12	11	$1613.13	$500.89
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	11	11	$338.00	$111.99

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	85	85	$515.00	$168.40
99213 Established patient office or other outpatient visit, typically 15 minutes	51	43	$229.00	$75.58
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	35	31	$138.00	$45.41
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	30	30	$339.00	$111.18
77001 Fluoroscopic guidance for insertion, replacement or removal of central venous access device	28	28	$40.00	$19.35
76937 Ultrasonic guidance for blood vessel access	27	27	$40.00	$14.71
36561 Insertion of central venous catheter and implanted device for infusion beneath the skin, patient 5 years or older	27	27	$3808.00	$322.04
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	20	20	$629.00	$206.09

Medical Specialties & State Licenses

CMS Verified: 2024-08-21

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License CA G84850

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

GR0091920 (CA)

Hospital & Practice Group Affiliations

Sutter Valley Medical Foundation

2800 L St, Sacramento, CA 958165616

Practice Associates & Co-Workers

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

2 Associated Practitioners

Dr. Jeffrey Jenkins , MD

Surgery

NPI 1467599217

Doctor of Medicine (M.D.)

Dr. Barton Bradshaw , MD

Surgery

NPI 1558408328

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

8 Historical Events

📍

Updated Practice Location September 26, 2023

Registered at 11795 EDUCATION ST STE 201, AUBURN, CA 956022469 (Tel: 5308230701)

📍

Updated Business Mailing Address September 26, 2023

Registered at PO BOX 255228, SACRAMENTO, CA 958655228 (Tel: 1916708803)

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 3257 PROFESSIONAL DR STE E, AUBURN, CA 956022460 (Tel: 5308230701)

📍

Updated Business Mailing Address July 08, 2007

Registered at 3257 PROFESSIONAL DR STE E, AUBURN, CA 956022460 (Tel: 5308230701)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as MICHAEL ANTONINI, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Surgery (License #G84850 in CA)

🟢

Initial NPI Registration & Enumeration February 01, 2007

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: 1700924941

Entity Type:

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

Enumeration Date: February 01, 2007

Last Update: August 21, 2024

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 255228

Sacramento, CA 958655228

Phone: 1916708803

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.