Doctor profile · Federal record

Dr. Ramon Castro, MD

Internal Medicine Physician (CMS: Internal Medicine) · Chicago, IL

  • NPI 1710916663
  • Accepts Medicare
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5544 W Belmont Ave
Chicago, IL 606414129
(773) 685-7816
fax (773) 685-4830

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
March 21, 2008
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036083463

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710916663. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
285
Distinct HCPCS
5
Medicare allowed
$130,508
HCPCS Description Services Patients Avg allowed
93971 Ultrasound study of one arm or leg veins with compression and maneuvers 85 28 $125
36478 Laser destruction of incompetent vein of arm or leg using imaging guidance 79 29 $1,037
93970 Ultrasound study of arm or leg veins with compression and maneuvers 77 57 $198
99202 New patient office or other outpatient visit, 15-29 minutes 29 29 $76
36465 Injection of chemical agent into single incompetent vein of leg using ultrasound guidance 15 12 $1,372

In context: peer comparison

Among 487 peers in Chicago Internal Medicine Physician, average services per provider: 168. This provider delivers 1.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$118
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 1 $118.10

By nature of payment

Food and Beverage
$118

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
61
Patients
31
Total drug cost
$391
Drug Type Claims Patients Total cost
Diclofenac Sodium Generic 49 31 $344
Ibuprofen Generic 12 0 $47

Frequently asked questions

Auto-generated from federal data
What is Dr. Ramon Castro's medical specialty?
Dr. Ramon Castro practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Ramon Castro practice?
Dr. Ramon Castro practices at 5544 W Belmont Ave, Chicago, IL 606414129. Office phone: 7736857816.
What is Dr. Ramon Castro's NPI?
Dr. Ramon Castro's National Provider Identifier (NPI) is 1710916663, issued by NPPES.
Does Dr. Ramon Castro accept Medicare assignment?
Yes. Dr. Ramon Castro accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ramon Castro commonly perform?
Top Medicare-reported procedures in 2023: Ultrasound study of one arm or leg veins with compression and maneuvers (HCPCS 93971); Laser destruction of incompetent vein of arm or leg using imaging guidance (HCPCS 36478); Ultrasound study of arm or leg veins with compression and maneuvers (HCPCS 93970). Source: CMS Medicare Physician & Other Practitioners file.