Doctor profile · Federal record

Dr. Marianna Dichigrikian, Nurse Practitioner

Gerontology Nurse Practitioner (CMS: Nurse Practitioner) · Acute Care Nurse Practitioner · Duarte, CA

  • NPI 1528554284
  • Accepts Medicare
  • MIPS 91.9 / 100 · 2023
  • 8 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 Duarte RD
Duarte, CA 910103012
(626) 256-4673
Mailing address
Po Box 512185
Los Angeles, CA 900510185

Credentials & registration

NPPES · NUCC
NPI registered
July 2018 — 8 yrs on file
Profile last updated
December 7, 2020
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LG0600X — NUCC code
State license (1)
California #95009274

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528554284. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
14
Distinct HCPCS
1
Medicare allowed
$1,490
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 14 11 $106

In context: peer comparison

Among 11 peers in Duarte Gerontology Nurse Practitioner, average services per provider: 44. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$220
Transactions
9
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Merck Sharp & Dohme LLC 2 $43.60
Jazz Pharmaceuticals INC. 1 $34.71
Genentech USA, INC. 1 $29.91
Genzyme Corporation 1 $27.15
PharmaEssentia USA Corporation 1 $25.59
Pfizer INC. 1 $23.42
Astellas Pharma US INC 1 $18.60
Melinta Therapeutics, LLC 1 $17.25

By nature of payment

Food and Beverage
$220

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
63
Patients
12
Total drug cost
$1,224
Drug Type Claims Patients Total cost
Acyclovir Generic 26 12 $873
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 14 0 $65
Allopurinol Generic 12 0 $131
Nystatin Generic 11 0 $155

Frequently asked questions

Auto-generated from federal data
What is Dr. Marianna Dichigrikian's medical specialty?
Dr. Marianna Dichigrikian practices Gerontology Nurse Practitioner in Duarte, CA.
Where does Dr. Marianna Dichigrikian practice?
Dr. Marianna Dichigrikian practices at 1500 Duarte RD, Duarte, CA 910103012. Office phone: 6262564673.
What is Dr. Marianna Dichigrikian's NPI?
Dr. Marianna Dichigrikian's National Provider Identifier (NPI) is 1528554284, issued by NPPES.
Does Dr. Marianna Dichigrikian accept Medicare assignment?
Yes. Dr. Marianna Dichigrikian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marianna Dichigrikian commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.