Doctor profile · Federal record

Dr. Diane Wintz, MD

Surgery Physician (CMS: Critical Care (Intensivists)) · San Diego, CA

  • NPI 1164721932
  • Accepts Medicare
  • 20 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7930 Frost St Ste 204
San Diego, CA 921232739
(858) 939-3200

Credentials & registration

NPPES · NUCC
NPI registered
March 2011 — 15 yrs on file
Profile last updated
March 8, 2024
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
California #138581

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164721932. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
331
Distinct HCPCS
4
Medicare allowed
$40,316
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 180 81 $82
99291 Critical care, first 30-74 minutes 80 68 $218
99238 Hospital discharge day management, 30 minutes or less 48 48 $84
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 23 23 $179

In context: peer comparison

Among 28 peers in this city , average services per provider: 37. This provider delivers 8.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$4,146
Transactions
9
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
INTUITIVE SURGICAL, INC. 8 $4,099.09
Kerecis Limited 1 $46.41

By nature of payment

Education
$3,000
Travel and Lodging
$1,045
Food and Beverage
$101

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Diane Wintz's medical specialty?
Dr. Diane Wintz practices Surgery Physician in San Diego, CA.
Where does Dr. Diane Wintz practice?
Dr. Diane Wintz practices at 7930 Frost St Ste 204, San Diego, CA 921232739. Office phone: 8589393200.
What is Dr. Diane Wintz's NPI?
Dr. Diane Wintz's National Provider Identifier (NPI) is 1164721932, issued by NPPES.
Does Dr. Diane Wintz accept Medicare assignment?
Yes. Dr. Diane Wintz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diane Wintz commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Critical care (HCPCS 99291); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.