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MIGNONETTE MAE WILLKOM MD
NPI 1003883133
Family Medicine in Livermore, CA

Active since March 07, 2006PECOS EnrolledAccepts Medicare Assignment
1133 E STANLEY BLVD STE 101, LIVERMORE, CA 94550(925) 454-4280 Get Directions Write a Review

NPPES record last updated: August 10, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mignonette Mae Willkom Md NPPES

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

MIGNONETTE MAE WILLKOM MD (NPI 1003883133) is an individual family medicine provider in Livermore, California, licensed in California (A53664) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1987).

NPPES Registry Identity

NPI1003883133
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameMIGNONETTE MAE WILLKOMCredential: MD
Location Address1133 E STANLEY BLVD STE 101Livermore, CA 94550-4270
Mailing Address1133 E Stanley Blvd Ste 101Livermore, CA 94550-4270 · (925) 454-4280
Phone(925) 454-4280
Sole ProprietorNo
Medical School CMSOtherGraduated 1987
Enumeration DateMarch 7, 2006
Last NPPES UpdateAugust 10, 2023
NPPES CertifiedAugust 10, 2023
✔ NPI 1003883133 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · A53664
Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

1133 E STANLEY BLVD STE 101, Livermore, CA 94550
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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

Mignonette Mae Willkom 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 ID8820071186
PECOS Enrollment IDI20040609000657
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 10

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.
485 services243 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.
394 services226 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
191 services191 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
111 services87 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
62 services56 patients
Influenza vaccine split virus, preservative free 90662
The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.
42 services42 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94550 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
8 suppliers37 claims81 services$6.53 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
8 suppliers23 claims30 services$1.07 avg. paid by Medicare
Transport chair, adult size, patient weight capacity up to and including 300 pounds E1038
DME-Other DME · category DE000N
2 suppliers17 claims22 services$9.10 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 2

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

KEVIN KHIN-ZAW LEE MD
Internal Medicine (Pulmonary Disease)
1133 E STANLEY BLVD STE 101
LIVERMORE, CA 94550
Alameda County (925) 454-4280
RETA SAMIMI PA-C
Physician Assistant
1133 E STANLEY BLVD STE 101
LIVERMORE, CA 94550
Alameda County (925) 454-4280

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 Mignonette Willkom's NPI number?

The NPI number for Mignonette Willkom is 1003883133. It was assigned to this individual provider in the NPPES registry on March 7, 2006.

Where is Mignonette Willkom located?

Mignonette Willkom practices at 1133 E Stanley Blvd Ste 101, Livermore, CA 94550. The listed phone number is (925) 454-4280.

What is Mignonette Willkom's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Mignonette Willkom enrolled in Medicare?

Yes. Mignonette Willkom 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 Mignonette Willkom was last updated on August 10, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.