Doctor profile · Federal record

Dr. Luis Castro, MD

Family Medicine Physician (CMS: Family Practice) · Obstetrics & Gynecology Physician · Family Medicine Physician · Rehoboth Beach, DE

  • NPI 1336104900
  • Accepts Medicare
  • 30 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
18941 John J Williams Hwy
Rehoboth Beach, DE 199714404
(302) 645-3010
fax (302) 645-3814
Additional location
321 Gifford St, St Joseph's Primary Care Center West
Syracuse, NY 132043201
(315) 703-2600
fax (315) 703-2621
Mailing address
21605 Cordova Pl
Rehoboth Beach, DE 199714809

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
September 23, 2024
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Delaware #C1-0024063 · New York #2080361
Medicaid
NY #02002922

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336104900. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,086
Distinct HCPCS
10
Medicare allowed
$77,112
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 623 605 $90
99212 Established patient office or other outpatient visit, 10-19 minutes 129 125 $55
81003 Automated urinalysis test 108 107 $2
99203 New patient office or other outpatient visit, 30-44 minutes 93 93 $112
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 32 32 $16
69209 Removal of impacted ear wax by washing 22 22 $18
90471 Administration of vaccine 17 17 $20
90715 Diphtheria, tetanus, and acellular pertussis vaccine (7 years or older) 17 17 $38
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 17 17 $14
99202 New patient office or other outpatient visit, 15-29 minutes 15 15 $72

In context: peer comparison

Among 2 peers in this city , average services per provider: 107. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$17
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US Inc 1 $16.93

By nature of payment

Food and Beverage
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
631
Patients
620
Total drug cost
$5,112
Drug Type Claims Patients Total cost
Prednisone Generic 99 98 $184
Azithromycin Generic 81 80 $537
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 69 65 $1,002
Cephalexin Generic 61 61 $430
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 53 52 $494
Doxycycline Hyclate Generic 52 52 $600
Doxycycline Monohydrate Generic 34 34 $432
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 28 26 $103
Mupirocin Generic 26 26 $283
Fluticasone Propionate Generic 24 24 $253

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Luis Castro's medical specialty?
Dr. Luis Castro practices Family Medicine Physician in Rehoboth Beach, DE.
Where does Dr. Luis Castro practice?
Dr. Luis Castro practices at 18941 John J Williams Hwy, Rehoboth Beach, DE 199714404. Office phone: 3026453010.
What is Dr. Luis Castro's NPI?
Dr. Luis Castro's National Provider Identifier (NPI) is 1336104900, issued by NPPES.
Does Dr. Luis Castro accept Medicare assignment?
Yes. Dr. Luis Castro accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Luis Castro commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212); Automated urinalysis test (HCPCS 81003). Source: CMS Medicare Physician & Other Practitioners file.