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CHARLAINE IDA WILLIAMSON NP
NPI 1932408960
Nurse Practitioner - Family in Rancho Cucamonga, CA

Active since March 16, 2011PECOS EnrolledAccepts Medicare Assignment
9170 HAVEN AVE STE 120, RANCHO CUCAMONGA, CA 91730(909) 476-8700(909) 987-1400 Get Directions Write a Review

NPPES record last updated: April 13, 2021. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 13, 2021, Apr 6, 2021, Sep 12, 2018 (3 updates tracked since 2018).

About Charlaine Ida Williamson Np NPPES

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

CHARLAINE IDA WILLIAMSON NP (NPI 1932408960) is an individual family provider in Rancho Cucamonga, California, licensed in California (19923) and active in the NPI registry since March 2011. She is enrolled in Medicare PECOS and is a graduate of Other (2010).

NPPES Registry Identity

NPI1932408960
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameCHARLAINE IDA WILLIAMSONCredential: NP
Location Address9170 HAVEN AVE STE 120Rancho Cucamonga, CA 91730-5416
Mailing Address11422 Anzio CtRancho Cucamonga, CA 91701-8500 · (909) 996-9903
Phone(909) 476-8700
Fax(909) 987-1400
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateMarch 16, 2011
Last NPPES UpdateApril 13, 20213 updates tracked since enumeration
NPPES CertifiedApril 13, 2021
✔ NPI 1932408960 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in CA · 19923
9170 HAVEN AVE STE 120, Rancho Cucamonga, CA 91730
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Other Names 1

Other Name (5)Charlaine Badgerow Np

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

Charlaine Ida Williamson Np 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 ID7113188293
PECOS Enrollment IDI20120417000482
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 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.
411 services242 patients
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 95251
This procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.
103 services68 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
60 services52 patients
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211
This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.
35 services23 patients
Telephone medical discussion with physician, 11-20 minutes 99442
This is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.
30 services26 patients
Telephone medical discussion with physician, 21-30 minutes 99443
This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.
26 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91730 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
$91.88 typical visit price
range $59.60 – $179.42
Typical copayment $22.97 (range $14.90 – $44.85)
Most-billed visit code 99203
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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 4

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

Supplies for maintenance of insulin infusion catheter, per week A4224
DME-Other DME · category DE017N
2 suppliers11 claims143 services$18.15 avg. paid by Medicare
Supplies for external insulin infusion pump, syringe type cartridge, sterile, each A4225
DME-Other DME · category DE017N
2 suppliers11 claims370 services$2.35 avg. paid by Medicare
External ambulatory infusion pump, insulin E0784
DME-Other DME · category DE017N
1 supplier28 claims28 services$302.25 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
5 suppliers62 claims62 services$184.32 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 4

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

KAVOOS CAMERON NAZERI M.D.
Internal Medicine (Rheumatology)
9170 HAVEN AVE STE 120
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 466-0550
CHAPARRAL MEDICAL GROUP INC
Internal Medicine (Endocrinology, Diabetes & Metabolism)
9170 HAVEN AVE STE 120
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 476-8700
NANCY SI JIA MENG NP-C
Nurse Practitioner (Family)
9170 HAVEN AVE STE 120
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 476-8700
BRIANDA ULLOA
Physician Assistant
9170 HAVEN AVE STE 120
RANCHO CUCAMONGA, CA 91730
San Bernardino County (909) 476-8700

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 Charlaine Williamson's NPI number?

The NPI number for Charlaine Williamson is 1932408960. It was assigned to this individual provider in the NPPES registry on March 16, 2011. The provider is also known as Charlaine Badgerow Np.

Where is Charlaine Williamson located?

Charlaine Williamson practices at 9170 Haven Ave Ste 120, Rancho Cucamonga, CA 91730. The listed phone number is (909) 476-8700.

What is Charlaine Williamson's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Charlaine Williamson enrolled in Medicare?

Yes. Charlaine Williamson 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 Charlaine Williamson was last updated on April 13, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.