Doctor profile · Federal record

Dr. Shirlynn Althea Chu, MD

Family Medicine Physician (CMS: Family Practice) · Student in an Organized Health Care Education/Training Program · Naples, FL

  • NPI 1992227508
  • Accepts Medicare
  • MIPS 86.4 / 100 · 2023
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8831 Founders Square Drive
Naples, FL 34120
(239) 348-4221
fax (239) 348-2147
Mailing address
Po Box 11392
Belfast, ME 049154004

Credentials & registration

NPPES · NUCC
NPI registered
July 2017 — 9 yrs on file
Profile last updated
July 20, 2021
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Florida #ME144798

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992227508. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,751
Distinct HCPCS
10
Medicare allowed
$176,525
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 578 396 $132
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 352 352 $133
G0442 Annual alcohol misuse screening, 5 to 15 minutes 259 259 $19
G0444 Annual depression screening, 5 to 15 minutes 180 180 $19
99213 Established patient office or other outpatient visit, 20-29 minutes 176 152 $93
99204 New patient office or other outpatient visit, 45-59 minutes 71 71 $171
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 59 59 $171
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 34 34 $15
81003 Automated urinalysis test 15 15 $2
99496 Transitional care management services for problem of high complexity 14 13 $284

In context: peer comparison

Among 37 peers in Naples Family Medicine Physician, average services per provider: 137. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$772
Transactions
38
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 8 $168.66
Novo Nordisk INC 7 $133.18
Pfizer INC. 4 $77.20
Janssen Pharmaceuticals, INC 3 $53.19
Impulse Dynamics (USA) INC. 1 $41.54
Abbott Laboratories 2 $41.02
Exact Sciences Corporation 2 $39.78
Abiomed 1 $37.08
Abbvie INC. 2 $36.49
Axsome Therapeutics, INC. 1 $34.18
Amgen INC. 2 $33.25
GlaxoSmithKline, LLC. 2 $28.35
Lilly USA, LLC 1 $18.74
AstraZeneca Pharmaceuticals Lp 1 $14.84
Merck Sharp & Dohme LLC 1 $14.55

By nature of payment

Food and Beverage
$772

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,551
Patients
1,461
Total drug cost
$59,371
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 647 184 $9,548
Atorvastatin Calcium Generic 619 206 $7,538
Amlodipine Besylate Generic 433 145 $3,573
Losartan Potassium Generic 399 123 $5,777
Lisinopril Generic 359 110 $2,514
Rosuvastatin Calcium Generic 330 104 $5,896
Metoprolol Succinate Generic 295 93 $6,672
Simvastatin Generic 295 90 $2,831
Omeprazole Generic 229 82 $3,821
Metformin Hcl Generic 192 65 $1,565

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Shirlynn Althea Chu's medical specialty?
Dr. Shirlynn Althea Chu practices Family Medicine Physician in Naples, FL.
Where does Dr. Shirlynn Althea Chu practice?
Dr. Shirlynn Althea Chu practices at 8831 Founders Square Drive, Naples, FL 34120. Office phone: 2393484221.
What is Dr. Shirlynn Althea Chu's NPI?
Dr. Shirlynn Althea Chu's National Provider Identifier (NPI) is 1992227508, issued by NPPES.
Does Dr. Shirlynn Althea Chu accept Medicare assignment?
Yes. Dr. Shirlynn Althea Chu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shirlynn Althea Chu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Annual alcohol misuse screening, 5 to 15 minutes (HCPCS G0442). Source: CMS Medicare Physician & Other Practitioners file.