1. Home
  2. Directory
  3. California
  4. Orange
  5. Surgery
  6. NPI Profile

DR. MAKI YAMAMOTO MD
NPI 1336328194
Surgery in Orange, CA

Active since October 29, 2007PECOS EnrolledAccepts Medicare Assignment
100/100
CMS Quality Rating
333 CITY BLVD W, SUITE 1600, ORANGE, CA 92868(714) 456-6847(714) 456-3967 Get Directions Write a Review

NPPES record last updated: November 17, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Maki Yamamoto Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MAKI YAMAMOTO MD (NPI 1336328194) is an individual surgery provider in Orange, California, licensed in California (A95898) and active in the NPI registry since October 2007. She is enrolled in Medicare PECOS and is a graduate of New York Medical College (2004).

NPPES Registry Identity

NPI1336328194
Entity TypeIndividualFemale
Primary Taxonomy208600000X
Provider Legal NameDR. MAKI YAMAMOTOCredential: MD
Location Address333 CITY BLVD W, SUITE 1600Orange, CA 92868-2903
Mailing Address333 City Blvd W, Suite 1600Orange, CA 92868-2903 · (714) 456-6847 · Fax (714) 456-3967
Phone(714) 456-6847
Fax(714) 456-3967
Sole ProprietorYes
Medical School CMSNew York Medical CollegeGraduated 2004
Enumeration DateOctober 29, 2007
Last NPPES UpdateNovember 17, 2014
✔ NPI 1336328194 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in CA · A95898
Definition
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.
Also ListedSurgery · Surgical OncologyTaxonomy 2086X0206X · License ME110286 (FL)
333 CITY BLVD W, Orange, CA 92868
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Maki Yamamoto Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6103099908
PECOS Enrollment IDI20140820002675
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 13

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
144 services111 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
92 services80 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
67 services57 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
54 services54 patients
Telephone medical discussion with physician, 5-10 minutes 99441
A telephone medical discussion with a physician is a brief, 5-10 minute call where you can discuss your health concerns. It's a convenient way to receive medical advice without needing to visit a clinic. It's important to prepare questions in advance to make the most of this time.
54 services46 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
31 services31 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92868 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality82.4
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RAYMOND CHOU M.D.
Student in an Organized Health Care Education/Training Program
333 CITY BLVD W, 1600
ORANGE, CA 92868
Orange County (714) 456-5532
MELANIE MARS N.P.
Nurse Practitioner (Family)
333 CITY BLVD W, SUITE 640
ORANGE, CA 92868
Orange County (714) 456-5239
DR. FIYINFOLUWA KOLAWOLE ANI M.D.
Anesthesiology
333 CITY BLVD W, SUITE 2150
ORANGE, CA 92868
Orange County (714) 456-5501
DR. ERIC JAMES KUNCIR M.D.
Surgery
333 CITY BLVD W, SUITE 1600
ORANGE, CA 92868
Orange County (714) 456-5890
DR. RACHEL ANNE PERRY M.D.
Obstetrics & Gynecology
333 CITY BLVD W, SUITE 1400
ORANGE, CA 92868
Orange County (714) 456-6853
MANSI MUKESH KOTHARI M.D.
Internal Medicine
333 CITY BLVD W, SUITE 400
ORANGE, CA 92868
Orange County (714) 456-6745
NEIL SHAH M.D.
Anesthesiology
333 CITY BLVD W, SUITE 2150
ORANGE, CA 92868
Orange County (714) 456-6661
DR. RAMY MAGDI SIDHOM M.D.
Internal Medicine
333 CITY BLVD W, SUITE 400
ORANGE, CA 92868
Orange County (714) 456-8874

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Maki Yamamoto's NPI number?

The NPI number for Maki Yamamoto is 1336328194. It was assigned to this individual provider in the NPPES registry on October 29, 2007.

Where is Maki Yamamoto located?

Maki Yamamoto practices at 333 City Blvd W Suite 1600, Orange, CA 92868. The listed phone number is (714) 456-6847.

What is Maki Yamamoto's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Maki Yamamoto enrolled in Medicare?

Yes. Maki Yamamoto is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Maki Yamamoto was last updated on November 17, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.