Doctor profile · Federal record

Dr. Diane Zebari, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Mission Viejo, CA

  • NPI 1336166081
  • Accepts Medicare
  • 47 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
26732 Crown Valley Pkwy, Suite 155
Mission Viejo, CA 926916306
(949) 364-5318
fax (949) 364-5026
Mailing address
Po Box 3862
Mission Viejo, CA 926903862

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 9, 2007
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #G43485

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336166081. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,249
Distinct HCPCS
7
Medicare allowed
$176,097
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 675 186 $139
99215 Established patient office or other outpatient visit, 40-54 minutes 329 185 $193
G0008 Administration of influenza virus vaccine 81 81 $33
90662 Influenza vaccine split virus, preservative free 80 80 $72
99213 Established patient office or other outpatient visit, 20-29 minutes 49 45 $98
99205 New patient office or other outpatient visit, 60-74 minutes 23 23 $237
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 12 12 $16

In context: peer comparison

Among 22 peers in this city , average services per provider: 176. This provider delivers 7.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$320
Transactions
12
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 3 $82.86
ABIOMED 2 $76.96
Novo Nordisk Inc 4 $73.81
Novartis Pharmaceuticals Corporation 2 $63.75
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $22.18

By nature of payment

Food and Beverage
$320

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,302
Patients
372
Total drug cost
$34,401
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 207 56 $2,939
Telmisartan Generic 149 41 $5,372
Atorvastatin Calcium Generic 117 34 $1,096
Synthroid (Levothyroxine Sodium) Brand 113 29 $12,389
Metoprolol Succinate Generic 90 25 $1,828
Rosuvastatin Calcium Generic 83 23 $2,532
Levothyroxine Sodium Generic 76 19 $902
Escitalopram Oxalate Generic 69 20 $1,534
Losartan Potassium Generic 69 23 $838
Lisinopril Generic 66 19 $589

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Diane Zebari's medical specialty?
Dr. Diane Zebari practices Internal Medicine Physician in Mission Viejo, CA.
Where does Dr. Diane Zebari practice?
Dr. Diane Zebari practices at 26732 Crown Valley Pkwy, Mission Viejo, CA 926916306. Office phone: 9493645318.
What is Dr. Diane Zebari's NPI?
Dr. Diane Zebari's National Provider Identifier (NPI) is 1336166081, issued by NPPES.
Does Dr. Diane Zebari accept Medicare assignment?
Yes. Dr. Diane Zebari accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diane Zebari 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 99215); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.