Active NPI 1598816043 Individual Practitioner Male Practitioner

Dr. Mark Wayne Grief , MD

Surgery • Aiea, HI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Mark Grief, MD is a certified Surgery practicing in Aiea, HI. With approximately 44 years of clinical experience since graduating from University Of Louisville School Of Medicine in 1982, Dr. Grief delivers high-quality medical care to the local community at 98-1079 MOANALUA RD.

Dr. Grief is affiliated with Pali Momi Medical Center and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, new patient outpatient office visit, initial hospital care with straightforward or low-level 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

98-1079 Moanalua Rd
Ste 580

Aiea, HI 967014713

Telephone 8084887797

Fax 8084872764

Associated Practice Facility / Clinic

🏢 Retina Consultants Of Hawaii Inc Facility NPI 1124089446

Medicare Profile & Education

Medical School

University Of Louisville School Of Medicine

Graduation Year

1982

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Aiea, HI

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

44 Yrs Matches City Avg

City Avg: 44.0 Yrs

State Avg: 23.6 Yrs

Regional Practice Density

3 Specialists

Practicing in Aiea, HI (157 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

62.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Grief (44 Years) 44 Yrs

Aiea Specialty Average (44.0 Years) 44.0 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
99213 Established patient office or other outpatient visit, typically 15 minutes	130	110	$235.00	$88.17
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	77	77	$286.16	$106.63

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	145	109	$118.42	$92.01
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	104	104	$184.54	$115.10
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	26	26	$231.94	$121.83
99231 Follow-up hospital inpatient care per day, typically 15 minutes	20	13	$89.07	$47.86
49505 Repair of groin hernia (5 years or older)	18	18	$1254.58	$557.30
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	15	14	$198.95	$133.49

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	127	107	$118.42	$92.77
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	90	90	$184.54	$112.85
99231 Follow-up hospital inpatient care per day, typically 15 minutes	59	20	$89.07	$39.32
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	52	49	$231.94	$135.58
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	24	24	$2125.65	$713.91
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	16	$198.95	$134.98
10060 Simple or single drainage of skin abscess	14	13	$183.25	$127.61
49505 Repair of groin hernia (5 years or older)	13	13	$1254.58	$546.91

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	160	129	$118.42	$95.24
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	89	89	$184.54	$116.63
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	54	51	$231.94	$135.22
99231 Follow-up hospital inpatient care per day, typically 15 minutes	44	21	$89.07	$32.72
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	25	25	$2125.65	$681.42

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	178	141	$118.42	$77.53
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	105	105	$184.54	$104.59
99231 Follow-up hospital inpatient care per day, typically 15 minutes	99	32	$89.07	$40.10
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	62	58	$231.94	$140.12
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	18	17	$198.95	$110.33
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	17	17	$2125.65	$748.28
49505 Repair of groin hernia (5 years or older)	16	16	$1254.58	$579.96
10060 Simple or single drainage of skin abscess	12	11	$183.25	$132.69

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	166	126	$118.42	$77.21
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	126	126	$184.54	$108.87
99231 Follow-up hospital inpatient care per day, typically 15 minutes	111	40	$89.07	$38.71
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	66	63	$231.94	$135.40
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	34	30	$198.95	$103.66
49505 Repair of groin hernia (5 years or older)	22	22	$1254.58	$560.86
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	20	20	$2125.65	$714.53
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	14	14	$234.13	$160.65
10060 Simple or single drainage of skin abscess	13	13	$183.25	$121.26

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	193	152	$118.42	$70.18
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	131	131	$184.54	$102.08
99231 Follow-up hospital inpatient care per day, typically 15 minutes	105	36	$89.07	$36.35
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	55	49	$231.94	$119.78
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	28	26	$198.95	$100.68
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	23	23	$234.13	$162.86
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	20	20	$2125.65	$600.22
49505 Repair of groin hernia (5 years or older)	18	18	$1254.58	$514.61

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	177	139	$118.42	$70.08
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	109	109	$184.54	$102.29
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	64	61	$231.94	$128.98
99231 Follow-up hospital inpatient care per day, typically 15 minutes	63	28	$89.07	$37.44
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	32	28	$198.95	$89.21
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	29	29	$2125.65	$637.74
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	23	23	$234.13	$154.97
49505 Repair of groin hernia (5 years or older)	17	17	$1254.58	$504.30

Medical Specialties & State Licenses

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License HI 6079

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.

Hospital & Practice Group Affiliations

Pali Momi Medical Center

98 -1079 Moanalua Rd, Aiea, HI 967014713

Phone: 8084866000

Practice Associates & Co-Workers

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

2 Associated Practitioners

Dr. James Kakuda , MD

Surgery

NPI 1306997739

Doctor of Medicine (M.D.)

Dr. Werner Grebe , MD

Surgery

NPI 1467554212

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 98-1079 MOANALUA RD, STE 580, AIEA, HI 967014713 (Tel: 8084887797)

📍

Updated Business Mailing Address July 08, 2007

Registered at 98-1079 MOANALUA RD, STE 580, AIEA, HI 967014713 (Tel: 8084887797)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as MARK GRIEF, M.D.

🎓

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

Surgery (License #6079 in HI)

🟢

Initial NPI Registration & Enumeration January 12, 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: 1598816043

Entity Type:

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

Enumeration Date: January 12, 2007

Last Update: July 08, 2007

Sole Proprietor: No

Update or Correct Profile

Mailing Address

98-1079 Moanalua Rd, Ste 580

Aiea, HI 967014713

Phone: 8084887797

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.