Doctor profile · Federal record

Dr. Sam Djazayeri, DO

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Ventura, CA

  • NPI 1821652462
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
147 N Brent St
Ventura, CA 930032809
(805) 948-5672
Mailing address
7289 Darnoch Way
West Hills, CA 913071803

Credentials & registration

NPPES · NUCC
NPI registered
April 2019 — 7 yrs on file
Profile last updated
August 12, 2022
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #20A20057

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821652462. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
938
Distinct HCPCS
10
Medicare allowed
$114,117
HCPCS Description Services Patients Avg allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 211 88 $112
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 204 97 $123
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 173 105 $82
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 150 149 $180
99239 Hospital discharge day management, more than 30 minutes 78 78 $120
99214 Established patient office or other outpatient visit, 30-39 minutes 49 37 $101
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 29 27 $190
99238 Hospital discharge day management, 30 minutes or less 15 15 $85
99316 Nursing facility discharge management, more than 30 minutes 15 15 $137
99213 Established patient office or other outpatient visit, 20-29 minutes 14 14 $69

In context: peer comparison

Among 13 peers in this city , average services per provider: 120. This provider delivers 7.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
228
Patients
70
Total drug cost
$2,768
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 46 29 $506
Amlodipine Besylate Generic 27 15 $223
Fluticasone Propionate Generic 19 0 $231
Furosemide Generic 19 14 $93
Gabapentin Generic 16 0 $151
Prednisone Generic 16 0 $77
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 14 12 $124
Lisinopril Generic 13 0 $166
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 12 0 $570
Levothyroxine Sodium Generic 12 0 $213

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sam Djazayeri's medical specialty?
Dr. Sam Djazayeri practices Internal Medicine Physician in Ventura, CA.
Where does Dr. Sam Djazayeri practice?
Dr. Sam Djazayeri practices at 147 N Brent St, Ventura, CA 930032809. Office phone: 8059485672.
What is Dr. Sam Djazayeri's NPI?
Dr. Sam Djazayeri's National Provider Identifier (NPI) is 1821652462, issued by NPPES.
Does Dr. Sam Djazayeri accept Medicare assignment?
Yes. Dr. Sam Djazayeri accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sam Djazayeri commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.