Doctor profile · Federal record

Dr. David Diaz, MD

Surgery Physician (CMS: General Surgery) · Surgery Physician · Carmel, IN

  • NPI 1639101058
  • Accepts Medicare
  • 44 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
13430 N Meridian St, Suite 275
Carmel, IN 460321405
(317) 582-8810
fax (317) 582-8863
Mailing address
13430 N Meridian St Ste 275
Carmel, IN 460321484

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
June 17, 2022
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
208600000X — NUCC code
State licenses (2)
Indiana #01062673A · Florida #ME46696

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639101058. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
95
Distinct HCPCS
4
Medicare allowed
$11,993
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 33 26 $113
99204 New patient office or other outpatient visit, 45-59 minutes 26 26 $149
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 22 21 $102
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 14 14 $154

In context: peer comparison

Among 7 peers in Carmel Surgery Physician, average services per provider: 35. This provider delivers 2.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$507
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 3 $372.34
Rhythm Pharmaceuticals, INC. 1 $101.68
Hologic Sales and Service, LLC 1 $32.89

By nature of payment

Food and Beverage
$507

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
201
Patients
85
Total drug cost
$2,557
Drug Type Claims Patients Total cost
Omeprazole Generic 43 19 $596
Ondansetron Odt (Ondansetron) Brand 41 28 $261
Sucralfate Generic 31 18 $1,271
Cyanocobalamin Injection (Cyanocobalamin (Vitamin B-12)) Brand 25 0 $148
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 22 20 $67
Insulin Syringe (Syringe and Needle,Insulin,1Ml) Brand 14 0 $19
Mirtazapine Generic 13 0 $54
Pantoprazole Sodium Generic 12 0 $142

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. David Diaz's medical specialty?
Dr. David Diaz practices Surgery Physician in Carmel, IN.
Where does Dr. David Diaz practice?
Dr. David Diaz practices at 13430 N Meridian St, Carmel, IN 460321405. Office phone: 3175828810.
What is Dr. David Diaz's NPI?
Dr. David Diaz's National Provider Identifier (NPI) is 1639101058, issued by NPPES.
Does Dr. David Diaz accept Medicare assignment?
Yes. Dr. David Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David 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 99204); Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43235). Source: CMS Medicare Physician & Other Practitioners file.