Active NPI 1649354408 Individual Practitioner Male Practitioner

Dr. Michael Michio Maruyama , MD

Surgery • Fresno, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Michael Maruyama, MD is a certified Surgery practicing in Fresno, CA. With approximately 51 years of clinical experience since completing medical education in 1975, Dr. Maruyama delivers high-quality medical care to the local community at 1125 EAST SPRUCE AVENUE.

Dr. Maruyama is affiliated with Community Health Partners and accepts Medicare assignment.

Frequently performed procedures and clinical services include new patient outpatient office visit, established patient outpatient office visit, repair of trapped groin hernia patient age 5 years or older. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1125 East Spruce Avenue
Suite 101

Fresno, CA 937203330

Telephone 5594503901

Fax 5594503903

Associated Practice Facility / Clinic

🏢 Valley Surgical Specialists Medical Grp Inc Facility NPI 1356425110

Medicare Profile & Education

Medical School

Other

Graduation Year

1975

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Fresno, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

51 Yrs +27.5 yrs vs City Avg

City Avg: 23.5 Yrs

State Avg: 27.4 Yrs

Regional Practice Density

73 Specialists

Practicing in Fresno, CA (3346 Statewide)

Telehealth Adoption Rate

23.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

71.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Maruyama (51 Years) 51 Yrs

Fresno Specialty Average (23.5 Years) 23.5 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
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	106	106	$309.39	$112.09
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	103	97	$158.62	$57.60
99213 Established patient office or other outpatient visit, typically 15 minutes	49	39	$252.12	$92.87
49507 Repair of trapped groin hernia patient age 5 years or older	43	43	$1722.02	$585.00
15734 Creation of muscle graft to trunk	31	18	$4168.22	$1084.90
47562 Removal of gallbladder using an endoscope	16	16	$1799.10	$637.42
49594 Initial repair of entrapped hernia of abdomen, 3-10 cm in length	14	14	$2006.62	$385.47

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	140	118	$137.37	$58.79
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	104	104	$287.68	$114.38
99213 Established patient office or other outpatient visit, typically 15 minutes	50	46	$226.43	$89.53
49507 Repair of trapped groin hernia patient age 5 years or older	36	36	$1553.15	$597.19
47562 Removal of gallbladder using an endoscope	30	30	$1722.35	$658.14
15734 Creation of muscle graft to trunk	26	16	$3785.53	$1090.55
49594 Initial repair of entrapped hernia of abdomen, 3-10 cm in length	15	15	$1825.35	$429.09

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	143	124	$170.88	$59.01
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	125	125	$346.19	$116.14
49507 Repair of trapped groin hernia patient age 5 years or older	40	39	$1945.50	$629.04
99213 Established patient office or other outpatient visit, typically 15 minutes	35	32	$285.00	$93.68
47562 Removal of gallbladder using an endoscope	30	30	$2001.67	$669.62
15734 Creation of muscle graft to trunk	22	20	$4534.64	$1457.85
49561 Repair of trapped incisional or abdominal hernia	19	19	$2795.84	$469.57
49568 Placement of mesh to repair incisional or abdominal hernia	18	18	$791.61	$264.43

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	131	131	$329.76	$114.79
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	121	112	$155.33	$59.06
99213 Established patient office or other outpatient visit, typically 15 minutes	54	46	$248.83	$92.65
49507 Repair of trapped groin hernia patient age 5 years or older	36	34	$1785.00	$620.45
47562 Removal of gallbladder using an endoscope	20	20	$1962.00	$676.99
49568 Placement of mesh to repair incisional or abdominal hernia	18	17	$762.06	$257.99
15734 Creation of muscle graft to trunk	17	16	$4426.06	$1474.85
49561 Repair of trapped incisional or abdominal hernia	13	12	$2664.23	$484.30

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	109	98	$115.00	$48.00
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	104	104	$282.00	$111.38
99213 Established patient office or other outpatient visit, typically 15 minutes	47	42	$193.91	$79.05
49507 Repair of trapped groin hernia patient age 5 years or older	35	34	$1593.83	$636.41
47562 Removal of gallbladder using an endoscope	19	19	$1843.00	$684.55
49568 Placement of mesh to repair incisional or abdominal hernia	11	11	$666.00	$276.04

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	165	145	$115.00	$46.44
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	133	133	$282.57	$110.00
99213 Established patient office or other outpatient visit, typically 15 minutes	65	56	$194.77	$74.78
49507 Repair of trapped groin hernia patient age 5 years or older	42	42	$1572.86	$596.70
47562 Removal of gallbladder using an endoscope	37	37	$1843.00	$632.51
49568 Placement of mesh to repair incisional or abdominal hernia	20	20	$666.00	$267.94
49561 Repair of trapped incisional or abdominal hernia	18	18	$2307.00	$703.86
15734 Creation of muscle graft to trunk	13	13	$3851.00	$1539.51
49587 Repair of trapped hernia at navel patient age 5 years or older	11	11	$1201.00	$338.57

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	145	127	$115.56	$45.04
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	132	132	$282.29	$108.66
99213 Established patient office or other outpatient visit, typically 15 minutes	59	50	$195.69	$75.41
49507 Repair of trapped groin hernia patient age 5 years or older	35	35	$1551.89	$590.73
47562 Removal of gallbladder using an endoscope	35	35	$1843.00	$660.03
49568 Placement of mesh to repair incisional or abdominal hernia	13	13	$666.00	$265.39
49561 Repair of trapped incisional or abdominal hernia	12	12	$2307.00	$721.12

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	167	146	$83.05	$45.02
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	125	125	$202.66	$109.27
99213 Established patient office or other outpatient visit, typically 15 minutes	61	57	$138.79	$75.10
49507 Repair of trapped groin hernia patient age 5 years or older	54	54	$1522.37	$602.62
47562 Removal of gallbladder using an endoscope	33	33	$1843.00	$643.98
49568 Placement of mesh to repair incisional or abdominal hernia	14	14	$666.00	$248.39
49561 Repair of trapped incisional or abdominal hernia	14	14	$2307.00	$702.13

Medical Specialties & State Licenses

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License CA G32834

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

Community Health Partners

2755 Herndon Ave, Clovis, CA 936116800

Phone: 5593244000

Community Health Partners

45 E River Park Pl W, Fresno, CA 937201565

Phone: 5593200530

Community Health Partners

782 Medical Ctr Dr E, Clovis, CA 936116890

Phone: 5592564111

Community Health Partners

45 E River Park Pl W, Fresno, CA 937201565

Practice Associates & Co-Workers

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

4 Associated Practitioners

Dr. Mark Cunningham , MD

Surgery

NPI 1174621593

Doctor of Medicine (M.D.)

Dr. Siew-Ming Lee , MD

Surgery

NPI 1568559342

Doctor of Medicine (M.D.)

Dr. Deborah Gumina , MD

Surgery

NPI 1679671002

Doctor of Medicine (M.D.)

Dr. Vassi Gardikas , MD

Surgery

NPI 1881792208

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 February 19, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location February 19, 2013

Registered at 1125 EAST SPRUCE AVENUE, SUITE 101, FRESNO, CA 937203330 (Tel: 5594503901)

📍

Updated Business Mailing Address February 19, 2013

Registered at 1125 EAST SPRUCE AVENUE, SUITE 101, FRESNO, CA 937203330 (Tel: 5594503901)

👤

Provider Name / Credentials Updated February 19, 2013

Recorded as MICHAEL MARUYAMA, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 19, 2013

Surgery (License #G32834 in CA)

🟢

Initial NPI Registration & Enumeration October 25, 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: 1649354408

Entity Type:

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

Enumeration Date: October 25, 2006

Last Update: February 19, 2013

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1125 East Spruce Avenue, Suite 101

Fresno, CA 937203330

Phone: 5594503901

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.