Doctor profile · Federal record

Dr. Mehdi Manzari, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Thousand Oaks, CA

  • NPI 1689807463
  • Accepts Medicare
  • 24 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
227 W Janss RD Ste 210
Thousand Oaks, CA 913601867
(424) 333-1236
fax (424) 372-7181
Mailing address
4607 Lakeview Canyon RD, 567
Westlake Village, CA 913614028

Credentials & registration

NPPES · NUCC
NPI registered
August 2009 — 17 yrs on file
Profile last updated
November 29, 2021
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A109271

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689807463. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
11
Distinct HCPCS
1
Medicare allowed
$1,290
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 11 11 $117

In context: peer comparison

Among 15 peers in Thousand Oaks Internal Medicine Physician, average services per provider: 325. This provider delivers 0.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,226
Patients
845
Total drug cost
$84,449
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 285 176 $2,837
Jardiance (Empagliflozin) Brand 213 111 $50,272
Furosemide Generic 98 70 $1,290
Amlodipine Besylate Generic 91 56 $1,063
Cefpodoxime Proxetil Generic 78 78 $2,229
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 59 54 $1,007
Losartan Potassium Generic 57 34 $597
Ondansetron Odt (Ondansetron) Brand 55 53 $490
Lisinopril Generic 48 28 $524
Metronidazole Generic 46 44 $405

Frequently asked questions

Auto-generated from federal data
What is Dr. Mehdi Manzari's medical specialty?
Dr. Mehdi Manzari practices Internal Medicine Physician in Thousand Oaks, CA.
Where does Dr. Mehdi Manzari practice?
Dr. Mehdi Manzari practices at 227 W Janss RD Ste 210, Thousand Oaks, CA 913601867. Office phone: 4243331236.
What is Dr. Mehdi Manzari's NPI?
Dr. Mehdi Manzari's National Provider Identifier (NPI) is 1689807463, issued by NPPES.
Does Dr. Mehdi Manzari accept Medicare assignment?
Yes. Dr. Mehdi Manzari accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mehdi Manzari 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.