Active NPI 1407945116 Individual Practitioner Male Practitioner

Dr. Michael Hisashi Nagoshi , MD

Internal Medicine • Honolulu, HI

Professional Overview & Biography Verified Profile Summary

Dr. Michael Nagoshi, MD is a registered healthcare professional specializing in Internal Medicine in Honolulu, HI. Practice services are available at 321 N KUAKINI ST under active NPI credentials.

Frequently performed procedures and clinical services include established patient outpatient office visit, advance care planning, first, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

321 N Kuakini St
Suite #201

Honolulu, HI 968172364

Telephone 8085238611

Associated Practice Facility / Clinic

🏢 Roland C K Ng Md Inc Facility NPI 1801892039

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Honolulu, HI

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 23.7 Yrs

State Avg: 27.0 Yrs

Regional Practice Density

593 Specialists

Practicing in Honolulu, HI (935 Statewide)

Telehealth Adoption Rate

20.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

60.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

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	191	182	$237.00	$93.71
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	36	36	$334.00	$132.14

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	671	317	$237.00	$95.53
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	307	224	$334.00	$135.09
99497 Advance care planning, first 30 minutes	33	33	$218.00	$86.25
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	15	15	$342.00	$138.07

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	654	370	$130.01	$95.50
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	61	52	$281.67	$137.46
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	40	40	$179.06	$142.87
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	39	39	$209.42	$181.25
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	20	20	$278.51	$119.74
93000 Routine ekg using at least 12 leads including interpretation and report	11	11	$45.62	$15.51

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	1,107	385	$104.52	$96.20
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	122	122	$209.42	$181.25
90688 Vaccine for influenza for administration into muscle, 0.5 ml dosage	110	110	$20.91	$19.00
G0008 Administration of influenza virus vaccine	110	110	$28.26	$18.66
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	82	82	$179.06	$143.56
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	32	30	$146.39	$132.14
93000 Routine ekg using at least 12 leads including interpretation and report	14	14	$52.36	$16.20

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	1,130	368	$104.54	$79.37
90688 Vaccine for influenza for administration into muscle, 0.5 ml dosage	144	144	$20.92	$18.47
G0008 Administration of influenza virus vaccine	139	139	$28.27	$18.32
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	34	34	$209.42	$181.47
G2012 Brief communication technology-based service, e.g. virtual check-in, by a physician or other qualified health care professional who can report evaluation and management services, provided to an established patient, not originating from a related e/m servic	27	25	$20.91	$15.26
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	27	27	$146.11	$108.54
G0009 Administration of pneumococcal vaccine	15	15	$28.27	$18.31
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	15	15	$124.95	$119.39
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	15	15	$179.06	$123.59

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	1,483	392	$104.51	$77.13
90688 Vaccine for influenza for administration into muscle, 0.5 ml dosage	194	194	$20.90	$16.59
G0008 Administration of influenza virus vaccine	187	187	$28.27	$17.96
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	59	59	$209.42	$175.14
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	42	40	$146.29	$110.30
93000 Routine ekg using at least 12 leads including interpretation and report	17	17	$52.22	$17.59

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	1,532	394	$104.48	$75.84
90688 Vaccine for influenza for administration into muscle, 0.5 ml dosage	209	206	$20.90	$16.75
G0008 Administration of influenza virus vaccine	203	201	$28.27	$22.39
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	36	36	$209.42	$168.63
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	27	27	$188.48	$152.96
G0009 Administration of pneumococcal vaccine	14	14	$28.27	$22.39
90670 Pneumococcal vaccine for injection into muscle	14	14	$199.40	$181.41

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	1,488	382	$104.50	$76.67
90688 Vaccine for influenza for administration into muscle, 0.5 ml dosage	213	210	$20.90	$16.92
G0008 Administration of influenza virus vaccine	206	203	$28.27	$27.70
G0009 Administration of pneumococcal vaccine	24	24	$28.27	$27.70
90670 Pneumococcal vaccine for injection into muscle	24	24	$186.96	$144.71
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	16	16	$187.95	$143.65
93000 Routine ekg using at least 12 leads including interpretation and report	14	14	$52.36	$18.36

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License HI MD-5504

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

02191101 (HI)

Practice Associates & Co-Workers

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

17 Associated Practitioners

Dr. Eliot Tomomitsu , MD

Pediatrics

NPI 1003904749

Doctor of Medicine (M.D.)

Dr. Owen Kaneshiro , MD

Internal Medicine

NPI 1043308620

Doctor of Medicine (M.D.)

Dr. Amy Tamashiro , MD

Pediatrics

NPI 1124005848

Doctor of Medicine (M.D.)

Dr. Arlene Baldillo , DO

Obstetrics & Gynecology

NPI 1124234331

Doctor of Osteopathic Medicine (D.O.)

Wei Lin

Pharmacist

NPI 1124646765

Dr. Robert Kagawa , MD

Internal Medicine

NPI 1164455861

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 July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 321 N KUAKINI ST, SUITE #201, HONOLULU, HI 968172364 (Tel: 8085238611)

📍

Updated Business Mailing Address July 08, 2007

Registered at 321 N KUAKINI ST, SUITE #201, HONOLULU, HI 968172364 (Tel: 8085238611)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as MICHAEL NAGOSHI, M.D.

🎓

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

Internal Medicine (License #MD-5504 in HI)

🟢

Initial NPI Registration & Enumeration October 12, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews

No patient reviews submitted yet for Dr. Michael Nagoshi. Be the first to share your experience!

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1407945116

Entity Type:

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

Enumeration Date: October 12, 2006

Last Update: July 08, 2007

Sole Proprietor: No

Update or Correct Profile

Mailing Address

321 N Kuakini St, Suite #201

Honolulu, HI 968172364

Phone: 8085238611

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.