Doctor profile · Federal record

Dr. Gabriel Diaz, ARNP-BC

Gerontology Nurse Practitioner (CMS: Nurse Practitioner) · Adult Health Nurse Practitioner · Washington, DC

  • NPI 1124492798
  • Accepts Medicare
  • 12 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2150 Pennsylvania Ave Nw
Washington, DC 200373201
(202) 741-2160
fax (202) 741-2169
Additional location
2919 W Swann Ave, Suite 106
Tampa, FL 336094038
(813) 930-2829
Mailing address
4400 W Spruce St, Apt 243
Tampa, FL 336074149

Credentials & registration

NPPES · NUCC
NPI registered
November 2015 — 11 yrs on file
Profile last updated
July 20, 2022
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363LG0600X — NUCC code
State licenses (2)
District of Columbia #NP500003630 · Florida #ARNP 9323295
Medicaid
FL #016403100

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124492798. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
348
Distinct HCPCS
4
Medicare allowed
$39,218
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 143 119 $121
99203 New patient office or other outpatient visit, 30-44 minutes 87 87 $108
99213 Established patient office or other outpatient visit, 20-29 minutes 85 84 $87
99204 New patient office or other outpatient visit, 45-59 minutes 33 33 $159

In context: peer comparison

Among 9 peers in this city , average services per provider: 128. This provider delivers 2.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,231
Transactions
89
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Janssen Biotech, Inc. 19 $570.85
ABBVIE INC. 25 $566.77
Janssen Scientific Affairs, LLC 5 $488.84
GENZYME CORPORATION 4 $234.17
Madrigal Pharmaceuticals 4 $190.02
E.R. Squibb & Sons, L.L.C. 2 $173.70
Phathom Pharmaceuticals, Inc. 5 $154.56
PFIZER INC. 6 $141.22
EVOKE PHARMA, INC. 2 $140.89
Alexion Pharmaceuticals, Inc. 1 $134.36
AIMMUNE THERAPEUTICS, INC. 5 $116.09
Takeda Pharmaceuticals U.S.A., Inc. 5 $100.73
Celgene Corporation 3 $87.47
Gilead Sciences, Inc. 2 $45.26
Exact Sciences Corporation 1 $28.86

By nature of payment

Food and Beverage
$3,231

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
700
Patients
401
Total drug cost
$69,257
Drug Type Claims Patients Total cost
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 205 194 $17,055
Omeprazole Generic 118 43 $2,405
Famotidine Generic 104 34 $1,613
Pantoprazole Sodium Generic 91 37 $1,665
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 41 40 $667
Suprep (Sodium, Potassium,mag Sulfates) Brand 37 37 $4,436
Creon (Lipase/Protease/Amylase) Brand 18 0 $36,561
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 17 16 $3,077
Esomeprazole Magnesium Generic 17 0 $821
Ondansetron Hcl Generic 15 0 $114

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gabriel Diaz's medical specialty?
Dr. Gabriel Diaz practices Gerontology Nurse Practitioner in Washington, DC.
Where does Dr. Gabriel Diaz practice?
Dr. Gabriel Diaz practices at 2150 Pennsylvania Ave Nw, Washington, DC 200373201. Office phone: 2027412160.
What is Dr. Gabriel Diaz's NPI?
Dr. Gabriel Diaz's National Provider Identifier (NPI) is 1124492798, issued by NPPES.
Does Dr. Gabriel Diaz accept Medicare assignment?
Yes. Dr. Gabriel Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gabriel Diaz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.