Doctor profile · Federal record

Dr. Luis Ramos Diaz, M.D.

General Practice Physician (CMS: General Practice) · San Juan, PR

  • NPI 1669516704
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
#165 Calle Pirineos, Urb. Las Cumbres
San Juan, PR 00926
(787) 720-9898
fax (787) 287-2828
Mailing address
Po Box 361841
San Juan, PR 009361841

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
December 7, 2009
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
208D00000X — NUCC code
State license (1)
Puerto Rico #13143

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669516704. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
82
Distinct HCPCS
2
Medicare allowed
$4,559
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 49 17 $58
99442 Telephone medical discussion with physician, 11-20 minutes 33 16 $52

In context: peer comparison

Among 32 peers in San Juan General Practice Physician, average services per provider: 48. This provider delivers 1.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$336
Transactions
13
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 7 $178.42
Boehringer Ingelheim Pharmaceuticals, INC. 3 $75.00
Exact Sciences Corporation 2 $50.00
E.R. Squibb & Sons, L.L.C. 1 $32.90

By nature of payment

Food and Beverage
$336

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
9,085
Patients
2,626
Total drug cost
$180,701
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 954 276 $12,093
Famotidine Generic 769 185 $8,599
Losartan Potassium Generic 762 244 $15,776
Omeprazole Generic 752 160 $5,603
Simvastatin Generic 748 219 $4,849
Gabapentin Generic 663 192 $8,205
Metformin Hcl Generic 639 180 $3,275
Rosuvastatin Calcium Generic 617 204 $9,431
Synthroid (Levothyroxine Sodium) Brand 612 176 $74,246
Amlodipine Besylate Generic 536 163 $3,207

Frequently asked questions

Auto-generated from federal data
What is Dr. Luis Ramos Diaz's medical specialty?
Dr. Luis Ramos Diaz practices General Practice Physician in San Juan, PR.
Where does Dr. Luis Ramos Diaz practice?
Dr. Luis Ramos Diaz practices at #165 Calle Pirineos, San Juan, PR 00926. Office phone: 7877209898.
What is Dr. Luis Ramos Diaz's NPI?
Dr. Luis Ramos Diaz's National Provider Identifier (NPI) is 1669516704, issued by NPPES.
Does Dr. Luis Ramos Diaz accept Medicare assignment?
Yes. Dr. Luis Ramos Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Luis Ramos Diaz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.