Doctor profile · Federal record

Dr. Abel Ortega Diaz, PA-C

Physician Assistant · Casa Grande, AZ

  • NPI 1689111957
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
865 N Arizola RD
Casa Grande, AZ 85122
(520) 836-3446
fax (520) 836-8807
Additional location
5750 E Highway 90, Suite 200
Sierra Vista, AZ 856359111
(520) 263-3500
Mailing address
Po Box 10097
Casa Grande, AZ 851300020

Credentials & registration

NPPES · NUCC
NPI registered
January 2017 — 9 yrs on file
Profile last updated
July 1, 2019
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Arizona #6634

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689111957. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
83
Distinct HCPCS
3
Medicare allowed
$5,452
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 32 32 $73
99203 New patient office or other outpatient visit, 30-44 minutes 30 30 $93
87804 Detection test by immunoassay with direct visual observation for influenza virus 21 11 $16

In context: peer comparison

Among 3 peers in this city , average services per provider: 66. This provider delivers 1.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$170
Transactions
8
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 2 $51.58
Xeris Pharmaceuticals, Inc. 2 $48.83
AstraZeneca Pharmaceuticals LP 2 $33.91
Amgen Inc. 1 $21.46
Lilly USA, LLC 1 $14.51

By nature of payment

Food and Beverage
$170

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
157
Patients
156
Total drug cost
$1,136
Drug Type Claims Patients Total cost
Ibuprofen Generic 40 39 $188
Azithromycin Generic 38 38 $196
Prednisone Generic 36 36 $42
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 19 19 $231
Methylprednisolone Generic 13 13 $102
Ofloxacin Generic 11 11 $377

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Abel Ortega Diaz's medical specialty?
Dr. Abel Ortega Diaz practices Physician Assistant in Casa Grande, AZ.
Where does Dr. Abel Ortega Diaz practice?
Dr. Abel Ortega Diaz practices at 865 N Arizola RD, Casa Grande, AZ 85122. Office phone: 5208363446.
What is Dr. Abel Ortega Diaz's NPI?
Dr. Abel Ortega Diaz's National Provider Identifier (NPI) is 1689111957, issued by NPPES.
Does Dr. Abel Ortega Diaz accept Medicare assignment?
Yes. Dr. Abel Ortega Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Abel Ortega Diaz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Detection test by immunoassay with direct visual observation for influenza virus (HCPCS 87804). Source: CMS Medicare Physician & Other Practitioners file.