Doctor profile · Federal record

Dr. Carlos Fernandez, MD

Rheumatology Physician (CMS: Rheumatology) · San Juan, PR

  • NPI 1174590897
  • Accepts Medicare
  • 56 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Road 21, Las Lomas Suite 011, Metropolitan Hospital
San Juan, PR 009210921
(787) 783-3055
fax (787) 200-8529
Mailing address
Po Box 364364
San Juan, PR 009364364

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
November 8, 2012
Year of graduation
1970 — 56 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
Puerto Rico #3933

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174590897. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
85
Distinct HCPCS
1
Medicare allowed
$7,625
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 85 32 $90

In context: peer comparison

Among 10 peers in San Juan Rheumatology Physician, average services per provider: 190. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$143
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Amgen INC. 1 $124.99
Apellis Pharmaceuticals, INC. 1 $18.09

By nature of payment

Food and Beverage
$143

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,651
Patients
970
Total drug cost
$44,497
Drug Type Claims Patients Total cost
Gabapentin Generic 400 118 $3,566
Methotrexate (Methotrexate Sodium) Brand 365 61 $5,274
Ibandronate Sodium Generic 249 58 $3,979
Duloxetine Hcl Generic 239 79 $2,637
Prednisone Generic 228 51 $1,296
Dexamethasone Generic 178 90 $1,539
Naproxen Sodium Generic 170 78 $10,266
Diclofenac Sodium ER (Diclofenac Sodium) Brand 140 57 $7,168
Diclofenac Sodium Generic 139 92 $2,944
Tizanidine Hcl Generic 117 82 $1,377

Frequently asked questions

Auto-generated from federal data
What is Dr. Carlos Fernandez's medical specialty?
Dr. Carlos Fernandez practices Rheumatology Physician in San Juan, PR.
Where does Dr. Carlos Fernandez practice?
Dr. Carlos Fernandez practices at Road 21, Las Lomas Suite 011, San Juan, PR 009210921. Office phone: 7877833055.
What is Dr. Carlos Fernandez's NPI?
Dr. Carlos Fernandez's National Provider Identifier (NPI) is 1174590897, issued by NPPES.
Does Dr. Carlos Fernandez accept Medicare assignment?
Yes. Dr. Carlos Fernandez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carlos Fernandez commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.