SHIRLYNN ALTHEA CHU MD
NPI 1992227508
Family Medicine in Naples, FL

Q: What is Shirlynn Althea Chu's NPI number?

The NPI number for Shirlynn Althea Chu is 1992227508. It was assigned to this individual provider in the NPPES registry on July 14, 2017.

Q: What is Shirlynn Althea Chu's specialty?

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

Active since July 14, 2017PECOS EnrolledAccepts Medicare Assignment

86.37/100

CMS Quality Rating

8831 FOUNDERS SQUARE DRIVE, NAPLES, FL 34120(239) 348-4221(239) 348-2147 Get Directions Write a Review

NPPES record last updated: July 20, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 20, 2021, Oct 7, 2020, Jul 14, 2017 (3 updates tracked since 2017).

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About Shirlynn Althea Chu Md NPPES

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

SHIRLYNN ALTHEA CHU MD (NPI 1992227508) is an individual family medicine provider in Naples, Florida, licensed in Florida (ME144798) and active in the NPI registry since July 2017. She is enrolled in Medicare PECOS, is affiliated with Physicians Regional Medical Center - Pine Ridge, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1992227508

Entity TypeIndividualFemale

Primary Taxonomy207Q00000X

Provider Legal NameSHIRLYNN ALTHEA CHUCredential: MD

Location Address8831 FOUNDERS SQUARE DRIVENaples, FL 34120

Mailing AddressPo Box 11392Belfast, ME 04915-4004 · (239) 348-4221 · Fax (239) 348-2147

Phone(239) 348-4221

Fax(239) 348-2147

Sole ProprietorNo

Medical School CMSOtherGraduated 2016

Enumeration DateJuly 14, 2017

Last NPPES UpdateJuly 20, 20213 updates tracked since enumeration

NPPES CertifiedJune 23, 2021

✔ NPI 1992227508 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in FL · ME144798

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.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

8831 FOUNDERS SQUARE DRIVE, Naples, FL 34120

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Superior HealthPlan, Ambetter Health, Ambetter of Alabama and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Shirlynn Althea Chu 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 ID1254755267

PECOS Enrollment IDI20200723002182

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.

Medicare Billing Reassignment

Medicare enrollment records show Shirlynn Althea Chu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Collier Hma Physician Management LLC

3.5 mi

Internal Medicine

6101 PINE RIDGE RD
Naples, FL 34119

Reassigned Medicare billing, Florida enrollment
110 clinicians in this Medicare group

NPI 1245282979 (239) 348-4504

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 15

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.

552 services358 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.

370 services370 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.

213 services180 patients

Annual alcohol misuse screening, 5 to 15 minutes G0442

An annual alcohol misuse screening is a 15-minute check-up to assess your drinking habits. It helps identify if you're consuming alcohol in a way that could harm your health. This is not a judgment, but a tool to promote your wellbeing.

149 services149 patients

Annual depression screening, 5 to 15 minutes G0444

An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.

103 services103 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.

49 services49 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.

35 services35 patients

Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit G0438

An annual wellness visit is a yearly appointment with your doctor to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's an opportunity to discuss your health status and goals and get a plan tailored for you.

26 services26 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

23 services22 patients

Detection test by immunoassay with direct visual observation for influenza virus 87804

This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.

20 services14 patients

Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment G0402

An Initial Preventive Physical Examination, also known as a "Welcome to Medicare" visit, is a one-time, face-to-face visit during your first 12 months of Medicare enrollment. It includes a review of your health, as well as education and counseling about preventive services and further screenings.

16 services16 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.

15 services12 patients

Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 87426

An immunoassay test for severe acute respiratory syndrome coronavirus is a diagnostic tool. It uses your body's immune response to detect the presence of the virus. It involves taking a sample, usually from your nose or throat, which is then analyzed in a lab for signs of the virus.

15 services15 patients

Transitional care management services for problem of at least moderate complexity 99495

Transitional care management services focus on coordinating and managing your care after you leave the hospital. For moderate complexity problems, this involves managing your medications, arranging further treatments, and ensuring you have the necessary follow-ups.

12 services12 patients

Transitional care management services for problem of high complexity 99496

Transitional care management services are designed to ensure a smooth transition from a hospital to home or another care setting for patients with complex health issues. These services include medication management, patient education, and coordination with healthcare providers.

12 services11 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Physicians Regional Medical Center - Pine Ridge

Acute Care Hospitals · Naples, FL

1/5 CMS rating

OwnershipProprietary

CMS Certification Number100286

Location6101 Pine Ridge RoadNaples, FL 34119 · Collier County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 34120 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

$91.69 typical visit price

range $58.56 – $179.05

Typical copayment $22.92 (range $14.64 – $44.76)

Most-billed visit code 99203

Established Patient

$103.21 typical visit price

range $18.44 – $144.68

Typical copayment $25.80 (range $4.61 – $36.17)

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.

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.

86.37/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

72.75

Promoting Interoperability

100

Improvement Activities

Referred Medical Equipment & Supplies CMS DME claims 2

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

9 suppliers17 claims40 services$5.63 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

1 supplier12 claims12 services$215.65 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Shirlynn Althea Chu's NPI number?

The NPI number for Shirlynn Althea Chu is 1992227508. It was assigned to this individual provider in the NPPES registry on July 14, 2017.

Where is Shirlynn Althea Chu located?

Shirlynn Althea Chu practices at 8831 Founders Square Drive, Naples, FL 34120. The listed phone number is (239) 348-4221.

What is Shirlynn Althea Chu's specialty?

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

Is Shirlynn Althea Chu enrolled in Medicare?

Yes. Shirlynn Althea Chu 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.

Which organization bills Medicare for Shirlynn Althea Chu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Shirlynn Althea Chu reassigns Medicare benefits to Collier Hma Physician Management LLC (Naples, FL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Shirlynn Althea Chu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Shirlynn Althea Chu accept?

Health plans from Ambetter Health, Ambetter from Superior HealthPlan, Ambetter of Alabama, Florida Blue (BlueCross BlueShield FL) and Florida Blue HMO (a BlueCross BlueShield FL company) list Shirlynn Althea Chu as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Shirlynn Althea Chu affiliated with any hospitals?

According to CMS data, Shirlynn Althea Chu is affiliated with Physicians Regional Medical Center - Pine Ridge.

When was this NPI record last updated?

The NPPES record for Shirlynn Althea Chu was last updated on July 20, 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.