Doctor profile · Federal record

Dr. Elsi Diaz, MD

Family Medicine Physician (CMS: Family Practice) · Tucson, AZ

  • NPI 1487972477
  • Accepts Medicare
  • MIPS 89.3 / 100 · 2023
  • 22 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3728 S 16Th Ave
Tucson, AZ 857136080
(888) 478-8432
fax (520) 314-0070

Credentials & registration

NPPES · NUCC
NPI registered
May 2010 — 16 yrs on file
Profile last updated
December 23, 2025
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Arizona #43414
Medicaid
AZ #531955

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487972477. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
656
Distinct HCPCS
7
Medicare allowed
$74,406
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 430 186 $124
99213 Established patient office or other outpatient visit, 20-29 minutes 87 74 $88
99204 New patient office or other outpatient visit, 45-59 minutes 42 42 $164
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 37 16 $48
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 29 29 $123
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 16 14 $48
99453 Remote monitoring of physiologic parameters, initial set-up and patient education on use of equipment 15 15 $19

In context: peer comparison

Among 123 peers in this city , average services per provider: 88. This provider delivers 7.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$239
Transactions
12
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 3 $50.54
Astellas Pharma US Inc 2 $49.23
AstraZeneca Pharmaceuticals LP 2 $35.54
Amgen Inc. 1 $31.94
Sumitomo Pharma America, Inc. 1 $25.65
GlaxoSmithKline, LLC. 1 $16.44
Bayer Healthcare Pharmaceuticals Inc. 1 $15.78
PFIZER INC. 1 $13.81

By nature of payment

Food and Beverage
$239

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,362
Patients
1,167
Total drug cost
$46,217
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 440 153 $3,226
Levothyroxine Sodium Generic 396 121 $6,605
Losartan Potassium Generic 369 126 $5,784
Atorvastatin Calcium Generic 328 114 $4,480
Lisinopril Generic 322 107 $2,796
Rosuvastatin Calcium Generic 234 81 $4,741
Omeprazole Generic 204 72 $3,871
Gabapentin Generic 190 73 $4,327
Metformin Hcl Generic 172 67 $1,696
Hydrochlorothiazide Generic 161 52 $955

Frequently asked questions

Auto-generated from federal data
What is Dr. Elsi Diaz's medical specialty?
Dr. Elsi Diaz practices Family Medicine Physician in Tucson, AZ.
Where does Dr. Elsi Diaz practice?
Dr. Elsi Diaz practices at 3728 S 16Th Ave, Tucson, AZ 857136080. Office phone: 8884788432.
What is Dr. Elsi Diaz's NPI?
Dr. Elsi Diaz's National Provider Identifier (NPI) is 1487972477, issued by NPPES.
Does Dr. Elsi Diaz accept Medicare assignment?
Yes. Dr. Elsi Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Elsi Diaz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.