Active NPI 1720043706 Individual Practitioner Male Practitioner

Dr. James D Greig , MD FACS

Surgery - Vascular Surgery • Honolulu, HI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. James Greig, MD FACS is a certified Surgery - Vascular Surgery practicing in Honolulu, HI. With approximately 47 years of clinical experience since completing medical education in 1979, Dr. Greig delivers high-quality medical care to the local community at 321 N KUAKINI STREET.

Dr. Greig accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, initial hospital care with straightforward or low-level medical decision making, if using time, at least, established 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

321 N Kuakini Street
Suite 814

Honolulu, HI 96817

Telephone 8085334544

Fax 8085326766

Associated Practice Facility / Clinic

🏢 Ekahi Integrated Practices Central Llc Facility NPI 1356718597

Medicare Profile & Education

Medical School

Other

Graduation Year

1979

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery - Vascular Surgery in Honolulu, HI

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

47 Yrs +19.2 yrs vs City Avg

City Avg: 27.8 Yrs

State Avg: 30.1 Yrs

Regional Practice Density

15 Specialists

Practicing in Honolulu, HI (26 Statewide)

Telehealth Adoption Rate

53.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

36.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Greig (47 Years) 47 Yrs

Honolulu Specialty Average (27.8 Years) 27.8 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
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	36	13	$122.54	$75.97
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	25	24	$196.10	$125.19

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	77	28	$142.94	$79.72
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	40	37	$186.45	$130.85
99213 Established patient office or other outpatient visit, typically 15 minutes	15	13	$119.49	$66.56

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	102	25	$128.68	$72.74
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	40	38	$182.84	$137.99
99213 Established patient office or other outpatient visit, typically 15 minutes	21	15	$117.26	$68.84

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	75	27	$94.18	$74.07
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	44	41	$182.88	$137.65
99213 Established patient office or other outpatient visit, typically 15 minutes	16	12	$117.26	$70.11

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	95	36	$94.02	$73.69
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	57	55	$182.53	$132.84
99213 Established patient office or other outpatient visit, typically 15 minutes	26	18	$117.26	$53.42
99221 Initial hospital inpatient care per day, typically 30 minutes	15	13	$125.65	$105.46
36832 Revision of dialysis graft, open procedure	13	11	$1878.30	$778.66

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	151	51	$94.18	$71.91
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	52	49	$182.93	$132.44
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	18	18	$292.46	$200.43
99221 Initial hospital inpatient care per day, typically 30 minutes	16	16	$125.65	$99.50
99213 Established patient office or other outpatient visit, typically 15 minutes	16	12	$117.26	$50.54
36589 Removal of central venous catheter for infusion	12	12	$544.50	$132.83
36832 Revision of dialysis graft, open procedure	11	11	$1884.82	$737.83

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	133	42	$105.38	$69.33
99213 Established patient office or other outpatient visit, typically 15 minutes	113	70	$122.00	$68.55
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	57	48	$209.75	$128.18
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	46	39	$159.33	$101.38
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	39	38	$287.10	$190.86
99213 Established patient office or other outpatient visit, typically 15 minutes	21	19	$125.75	$44.09
36589 Removal of central venous catheter for infusion	17	16	$528.53	$126.79
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	16	16	$242.39	$162.85
36832 Revision of dialysis graft, open procedure	15	14	$1605.24	$650.60
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$187.82	$107.21

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	158	78	$130.00	$69.96
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	96	41	$120.00	$69.19
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	81	60	$175.43	$104.10
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	51	50	$250.00	$130.70
99213 Established patient office or other outpatient visit, typically 15 minutes	40	36	$130.00	$47.92
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	31	31	$251.61	$151.18
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	20	20	$278.00	$194.20
36589 Removal of central venous catheter for infusion	19	19	$494.74	$134.21
36830 Connection of tube graft to vein and artery for dialysis	16	15	$1218.75	$636.03
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$200.00	$88.21

Medical Specialties & State Licenses

Surgery - Vascular Surgery Primary Specialty

NUCC Taxonomy Code: 2086S0129X

State License HI MD5036

A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

01646601 (HI)

Commercial Insurance / Payer ID Qhcp

MD5036 (HI)

Commercial Insurance / Payer ID Hmsa

17622 (HI)

Practice Associates & Co-Workers

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

5 Associated Practitioners

Dr. Owen Nishikawa , MD

Family Medicine

NPI 1053471797

Doctor of Medicine (M.D.)

Dr. Glenn Uto , MD

Internal Medicine

NPI 1144247040

Doctor of Medicine (M.D.)

Dr. James Tamai , DDS

Dentist - General Practice

NPI 1336279678

Doctor of Dental Surgery

Dr. Izumi Kobashigawa , MD

Family Medicine

NPI 1366550865

Doctor of Medicine (M.D.)

Isaac Ige , PA-C

Physician Assistant

NPI 1437259033

Physician Assistant (Certified)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active December 17, 2012

NPI status registered as active in NPPES database

📍

Updated Practice Location December 17, 2012

Registered at 321 N KUAKINI STREET, SUITE 814, HONOLULU, HI 96817 (Tel: 8085334544)

📍

Updated Business Mailing Address December 17, 2012

Registered at 321 N KUAKINI STREET, SUITE 814, HONOLULU, HI 96817 (Tel: 8085334544)

👤

Provider Name / Credentials Updated December 17, 2012

Recorded as JAMES GREIG, MD FACS

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 17, 2012

Surgery (License #MD5036 in HI)

🟢

Initial NPI Registration & Enumeration April 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: 1720043706

Entity Type:

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

Enumeration Date: April 20, 2006

Last Update: December 17, 2012

Sole Proprietor: No

Update or Correct Profile

Mailing Address

321 N Kuakini Street, Suite 814

Honolulu, HI 96817

Phone: 8085334544

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.