Active NPI 1922011493 Individual Practitioner Male Practitioner

Dr. Junji Bernard Machi , MD

Surgery • Honolulu, HI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Junji Machi, MD is a certified Surgery practicing in Honolulu, HI. With approximately 49 years of clinical experience since completing medical education in 1977, Dr. Machi delivers high-quality medical care to the local community at 405 N KUAKINI ST.

Dr. Machi accepts Medicare assignment.

Frequently performed procedures and clinical services include follow-up hospital inpatient care per day, established patient outpatient office visit, limited ultrasound scan of abdomen. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

405 N Kuakini St
Suite 601

Honolulu, HI 968176300

Telephone 8085365811

Fax 8085960370

Associated Practice Facility / Clinic

🏢 Stella S. Matsuda, M.d., Inc. Facility NPI 1649239856

Medicare Profile & Education

Medical School

Other

Graduation Year

1977

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Honolulu, HI

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

49 Yrs +27.0 yrs vs City Avg

City Avg: 22.0 Yrs

State Avg: 23.6 Yrs

Regional Practice Density

96 Specialists

Practicing in Honolulu, HI (157 Statewide)

Telehealth Adoption Rate

18.8% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

57.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Machi (49 Years) 49 Yrs

Honolulu Specialty Average (22.0 Years) 22.0 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
99231 Follow-up hospital inpatient care per day, typically 15 minutes	87	20	$113.51	$44.77
99213 Established patient office or other outpatient visit, typically 15 minutes	68	61	$219.07	$93.08
76705 Limited ultrasound scan of abdomen	54	49	$226.35	$94.44
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	32	28	$299.20	$128.44
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	22	19	$308.59	$132.43
76536 Ultrasound of head and neck	21	20	$286.10	$121.11

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	81	72	$237.00	$91.72
76705 Limited ultrasound scan of abdomen	69	58	$245.00	$96.20
99231 Follow-up hospital inpatient care per day, typically 15 minutes	32	12	$124.00	$50.56
76536 Ultrasound of head and neck	30	28	$316.00	$120.24
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	20	19	$338.00	$127.33
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	19	17	$334.00	$129.30

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	76	67	$237.00	$96.60
99231 Follow-up hospital inpatient care per day, typically 15 minutes	75	15	$97.00	$39.81
76705 Limited ultrasound scan of abdomen	66	57	$245.00	$100.17
76536 Ultrasound of head and neck	36	33	$316.00	$130.01
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	23	21	$338.00	$139.53
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	22	21	$334.00	$137.60
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	18	18	$432.00	$178.55
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	16	12	$149.00	$61.48
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$292.00	$120.46

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	105	29	$81.60	$39.85
76705 Limited ultrasound scan of abdomen	92	79	$204.20	$101.29
99213 Established patient office or other outpatient visit, typically 15 minutes	80	77	$167.68	$96.69
76536 Ultrasound of head and neck	31	31	$261.69	$127.74
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	24	23	$284.68	$141.12
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	23	22	$240.74	$139.77
99221 Initial hospital inpatient care per day, typically 30 minutes	18	17	$208.88	$104.30
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	18	18	$349.33	$179.69
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$231.53	$113.66

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	102	21	$81.44	$41.24
99213 Established patient office or other outpatient visit, typically 15 minutes	81	74	$159.82	$79.02
76705 Limited ultrasound scan of abdomen	74	67	$203.76	$101.58
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	36	29	$233.24	$117.69
76536 Ultrasound of head and neck	31	29	$261.06	$132.87
99221 Initial hospital inpatient care per day, typically 30 minutes	19	17	$208.88	$106.61

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
76705 Limited ultrasound scan of abdomen	99	80	$206.91	$99.00
99213 Established patient office or other outpatient visit, typically 15 minutes	95	88	$157.69	$77.84
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	31	30	$283.91	$140.55
76536 Ultrasound of head and neck	31	28	$265.32	$123.22
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	29	14	$151.41	$74.84
99231 Follow-up hospital inpatient care per day, typically 15 minutes	22	16	$81.39	$40.37
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	20	18	$231.91	$110.68
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	13	13	$349.74	$149.31

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
76705 Limited ultrasound scan of abdomen	95	84	$207.51	$102.38
99213 Established patient office or other outpatient visit, typically 15 minutes	83	81	$157.24	$77.52
99231 Follow-up hospital inpatient care per day, typically 15 minutes	42	13	$81.35	$40.03
76536 Ultrasound of head and neck	33	31	$266.55	$128.21
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	22	21	$231.08	$113.98
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	18	18	$284.00	$132.77
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	13	13	$349.46	$161.70

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
76705 Limited ultrasound scan of abdomen	105	83	$226.84	$97.40
99213 Established patient office or other outpatient visit, typically 15 minutes	88	76	$156.64	$75.30
76536 Ultrasound of head and neck	28	25	$265.98	$131.33
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	26	23	$229.96	$98.02
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$351.74	$153.62
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	15	14	$284.09	$139.72

Medical Specialties & State Licenses

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License HI MD9040

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.

Practice Associates & Co-Workers

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

5 Associated Practitioners

Dr. Manami Okado , MD

Surgery

NPI 1366678443

Doctor of Medicine (M.D.)

Dr. Nancy Furumoto , MD

Surgery

NPI 1578576146

Doctor of Medicine (M.D.)

Dr. Andrew Oishi , MD

Surgery

NPI 1679586242

Doctor of Medicine (M.D.)

Dr. Fredrick Yost , MD

Surgery

NPI 1821059353

Doctor of Medicine (M.D.)

Dr. Carl Tadaki , MD

Surgery

NPI 1922242809

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 October 15, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location October 15, 2015

Registered at 405 N KUAKINI ST, SUITE 601, HONOLULU, HI 968176300 (Tel: 8085365811)

📍

Updated Business Mailing Address October 15, 2015

Registered at 405 N KUAKINI ST, SUITE 601, HONOLULU, HI 968176300 (Tel: 8085365811)

👤

Provider Name / Credentials Updated October 15, 2015

Recorded as JUNJI MACHI, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 15, 2015

Surgery (License #MD9040 in HI)

🟢

Initial NPI Registration & Enumeration August 14, 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: 1922011493

Entity Type:

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

Enumeration Date: August 14, 2006

Last Update: October 15, 2015

Sole Proprietor: No

Update or Correct Profile

Mailing Address

405 N Kuakini St, Suite 601

Honolulu, HI 968176300

Phone: 8085365811

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.