Doctor profile · Federal record

Dr. Diana Cizmadija

Nurse Practitioner · Nurse Practitioner · Thousand Oaks, CA

  • NPI 1629408307
  • Accepts Medicare
  • MIPS 84.9 / 100 · 2023
  • 13 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
248 Hampshire RD Ste 100
Thousand Oaks, CA 913612401
(805) 390-0127
fax (805) 370-0128
Mailing address
5767 W Century Blvd Ste 400
Los Angeles, CA 900455631

Credentials & registration

NPPES · NUCC
NPI registered
November 2013 — 13 yrs on file
Profile last updated
April 26, 2022
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363L00000X — NUCC code
State licenses (2)
California #NP95006546 · Ohio #NP15371

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629408307. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,228
Distinct HCPCS
10
Medicare allowed
$75,596
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 447 392 $83
99214 Established patient office or other outpatient visit, 30-39 minutes 308 288 $116
81002 Urinalysis, manual test 100 94 $3
J7050 Infusion, normal saline solution, 250 cc 93 26 $1
J7613 Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg 93 31 $0
J1885 Injection, ketorolac tromethamine, per 15 mg 52 25 $1
96372 Injection of drug or substance under skin or into muscle 47 35 $13
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 38 38 $16
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 18 17 $22
69209 Removal of impacted ear wax by washing 16 15 $19

In context: peer comparison

Among 2 peers in this city , average services per provider: 896. This provider delivers 1.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$196
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Stryker Corporation 1 $134.74
Madrigal Pharmaceuticals 1 $61.18

By nature of payment

Food and Beverage
$196

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
937
Patients
722
Total drug cost
$13,362
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 127 57 $2,052
Prednisone Generic 117 109 $177
Fluticasone Propionate Generic 85 83 $1,138
Levothyroxine Sodium Generic 73 35 $1,202
Meloxicam Generic 62 48 $282
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 60 59 $696
Azithromycin Generic 60 59 $310
Losartan Potassium Generic 58 31 $681
Amlodipine Besylate Generic 51 33 $645
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 50 42 $327

Frequently asked questions

Auto-generated from federal data
What is Dr. Diana Cizmadija's medical specialty?
Dr. Diana Cizmadija practices Nurse Practitioner in Thousand Oaks, CA.
Where does Dr. Diana Cizmadija practice?
Dr. Diana Cizmadija practices at 248 Hampshire RD Ste 100, Thousand Oaks, CA 913612401. Office phone: 8053900127.
What is Dr. Diana Cizmadija's NPI?
Dr. Diana Cizmadija's National Provider Identifier (NPI) is 1629408307, issued by NPPES.
Does Dr. Diana Cizmadija accept Medicare assignment?
Yes. Dr. Diana Cizmadija accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana Cizmadija commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Urinalysis, manual test (HCPCS 81002). Source: CMS Medicare Physician & Other Practitioners file.