Doctor profile · Federal record

Dr. Diana Sayadyan, M.D.

Family Medicine Physician (CMS: Family Practice) · La Canada, CA

  • NPI 1598720377
  • Accepts Medicare
  • 35 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2200 Foothill Blvd
La Canada, CA 910111413
(818) 790-1103
Additional location
710 S Central Ave Ste 350
Glendale, CA 912044647
(818) 616-7557
fax (818) 646-8457
Mailing address
Po Box 35380
Las Vegas, NV 891335380

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
January 9, 2026
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A88224

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598720377. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
78
Distinct HCPCS
1
Medicare allowed
$1,244
HCPCS Description Services Patients Avg allowed
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 78 73 $16

In context: peer comparison

Among 3 peers in this city , average services per provider: 58. This provider delivers 1.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$131
Transactions
6
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 2 $51.32
Novo Nordisk Inc 1 $26.38
GlaxoSmithKline, LLC. 1 $21.11
IRONWOOD PHARMACEUTICALS, INC 1 $17.56
Amgen Inc. 1 $14.30

By nature of payment

Food and Beverage
$131

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
19,414
Patients
2,511
Total drug cost
$497,024
Drug Type Claims Patients Total cost
Gabapentin Generic 2,389 270 $33,168
Omeprazole Generic 2,204 244 $29,387
Rosuvastatin Calcium Generic 1,942 254 $45,919
Diclofenac Sodium Generic 1,849 286 $73,309
Amlodipine Besylate Generic 1,795 219 $21,991
Atorvastatin Calcium Generic 1,503 178 $18,895
Fluticasone Propionate Generic 1,083 185 $23,217
Metformin Hcl Generic 925 116 $9,628
Losartan Potassium Generic 896 115 $12,320
Ibuprofen Generic 865 119 $7,341

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Diana Sayadyan's medical specialty?
Dr. Diana Sayadyan practices Family Medicine Physician in La Canada, CA.
Where does Dr. Diana Sayadyan practice?
Dr. Diana Sayadyan practices at 2200 Foothill Blvd, La Canada, CA 910111413. Office phone: 8187901103.
What is Dr. Diana Sayadyan's NPI?
Dr. Diana Sayadyan's National Provider Identifier (NPI) is 1598720377, issued by NPPES.
Does Dr. Diana Sayadyan accept Medicare assignment?
Yes. Dr. Diana Sayadyan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana Sayadyan commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.