Doctor profile · Federal record

Dr. Crystal Ayala Castillo, MD

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Fort Pierce, FL

  • NPI 1750847588
  • Accepts Medicare
  • MIPS 87.9 / 100 · 2023
  • 7 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1700 S 23Rd St
Fort Pierce, FL 349504803
(772) 461-4000
Mailing address
200 Se Hospital Ave # 2346
Stuart, FL 349942346

Credentials & registration

NPPES · NUCC
NPI registered
February 2019 — 7 yrs on file
Profile last updated
November 16, 2023
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Florida #ME155186

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750847588. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
996
Distinct HCPCS
7
Medicare allowed
$122,258
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 459 199 $122
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 166 163 $178
99239 Hospital discharge day management, more than 30 minutes 146 140 $118
99497 Advance care planning, first 30 minutes 94 94 $77
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 84 60 $81
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 31 30 $132
99238 Hospital discharge day management, 30 minutes or less 16 16 $83

In context: peer comparison

Among 9 peers in Fort Pierce Internal Medicine Physician, average services per provider: 215. This provider delivers 4.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$321
Transactions
11
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, INC 10 $297.32
Novo Nordisk INC 1 $24.05

By nature of payment

Food and Beverage
$321

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
136
Patients
69
Total drug cost
$24,642
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 38 20 $23,902
Oxycodone Hcl Generic 20 19 $167
Furosemide Generic 17 16 $77
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 16 14 $147
Gabapentin Generic 12 0 $72
Amlodipine Besylate Generic 11 0 $102
Atorvastatin Calcium Generic 11 0 $95
Doxycycline Hyclate Generic 11 0 $80

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Crystal Ayala Castillo's medical specialty?
Dr. Crystal Ayala Castillo practices Internal Medicine Physician in Fort Pierce, FL.
Where does Dr. Crystal Ayala Castillo practice?
Dr. Crystal Ayala Castillo practices at 1700 S 23Rd St, Fort Pierce, FL 349504803. Office phone: 7724614000.
What is Dr. Crystal Ayala Castillo's NPI?
Dr. Crystal Ayala Castillo's National Provider Identifier (NPI) is 1750847588, issued by NPPES.
Does Dr. Crystal Ayala Castillo accept Medicare assignment?
Yes. Dr. Crystal Ayala Castillo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Crystal Ayala Castillo commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.