Active NPI 1518047729 Individual Practitioner Male Practitioner

Dr. Mark R Kobayashi , MD

Plastic Surgery • Orange, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Mark R Kobayashi, MD is a certified Plastic Surgery practicing in Orange, CA. With approximately 42 years of clinical experience since graduating from Tulane University School Of Medicine in 1984, Dr. Kobayashi delivers high-quality medical care to the local community at UCI MEDICAL CENTER.

Dr. Kobayashi is affiliated with Regents Of The University Of California and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, reconstruction of breast with shoulder muscle tissue graft, new 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

Uci Medical Center
101 The City Drive South

Orange, CA 92868

Telephone 7144568978

Medicare Profile & Education

Medical School

Tulane University School Of Medicine

Graduation Year

1984

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Plastic Surgery in Orange, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

42 Yrs +16.4 yrs vs City Avg

City Avg: 25.6 Yrs

State Avg: 26.9 Yrs

Regional Practice Density

16 Specialists

Practicing in Orange, CA (941 Statewide)

Telehealth Adoption Rate

6.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

77.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Kobayashi (42 Years) 42 Yrs

Orange Specialty Average (25.6 Years) 25.6 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	41	27	$333.00	$72.41
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	23	16	$166.00	$38.70

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	30	24	$166.00	$38.00
99213 Established patient office or other outpatient visit, typically 15 minutes	23	19	$322.87	$71.92

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	50	28	$333.00	$71.49
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	15	13	$166.00	$37.10
19361 Reconstruction of breast with shoulder muscle tissue graft	11	11	$10410.91	$1686.77

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	44	26	$333.00	$73.34
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	23	16	$166.00	$37.21

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	60	32	$333.00	$55.08
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	12	12	$1101.00	$183.07

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	119	39	$328.24	$54.65

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	51	21	$323.86	$54.09
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	42	18	$164.69	$26.33
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	22	17	$489.68	$81.96

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	63	26	$164.00	$26.33
99213 Established patient office or other outpatient visit, typically 15 minutes	19	16	$333.00	$52.61

Medical Specialties & State Licenses

Plastic Surgery Primary Specialty

NUCC Taxonomy Code: 208200000X

State License CA 000000A43597

A plastic surgeon deals with the repair, reconstruction or replacement of physical defects of form or function involving the skin, musculoskeletal system, craniomaxillofacial structures, hand, extremities, breast and trunk and external genitalia or cosmetic enhancement of these areas of the body. Cosmetic surgery is an essential component of plastic surgery. The plastic surgeon uses cosmetic surgical principles to both improve overall appearance and to optimize the outcome of reconstructive procedures. The surgeon uses aesthetic surgical principles not only to improve undesirable qualities of normal structures but in all reconstructive procedures as well.

Hospital & Practice Group Affiliations

Regents Of The University Of California

101 The City Dr S, Orange, CA 928683201

Phone: 7144567004

Practice Associates & Co-Workers

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

40 Associated Practitioners

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Family Medicine

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Doctor of Medicine (M.D.)

Teri Mcginnis Book , NP

Nurse Practitioner

NPI 1013099290

Nurse Practitioner

Dr. Andrew Reikes , MD

Internal Medicine - Endocrinology, Diabetes & Metabolism

NPI 1023198272

Doctor of Medicine (M.D.)

Dr. Tallie Z Baram , MD

Pediatrics - Neurodevelopmental Disabilities

NPI 1033299110

Doctor of Medicine (M.D.)

Dr. Michael J Stamos , MD

Surgery

NPI 1033299276

Doctor of Medicine (M.D.)

Dr. Nilam S Ramsinghani , MD

Radiology - Therapeutic Radiology

NPI 1043390289

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 UCI MEDICAL CENTER, 101 THE CITY DRIVE SOUTH, ORANGE, CA 92868 (Tel: 7144568978)

📍

Updated Business Mailing Address July 08, 2007

Registered at PLASTIC SURGERY DIVISION - UCI, PO BOX 515072, LOS ANGELES, CA 900515072 (Tel: 7144566369)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as MARK R KOBAYASHI, MD

🎓

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

Plastic Surgery (License #000000A43597 in CA)

🟢

Initial NPI Registration & Enumeration October 16, 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: 1518047729

Entity Type:

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

Enumeration Date: October 16, 2006

Last Update: July 08, 2007

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Plastic Surgery Division - Uci, Po Box 515072

Los Angeles, CA 900515072

Phone: 7144566369

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.