Doctor profile · Federal record

Dr. Timothy Park, D.O.

Psychiatry Physician (CMS: Psychiatry) · Family Medicine Physician · Psychiatry Physician · Ventura, CA

  • NPI 1841602315
  • Accepts Medicare
  • 12 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
801 Seneca St
Ventura, CA 930011411
(818) 281-9289
Mailing address
3010 Beard RD
Napa, CA 945583442

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
February 24, 2020
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State licenses (2)
California #20A15960 · Iowa #DO-04896

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841602315. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,384
Distinct HCPCS
6
Medicare allowed
$170,220
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 524 105 $122
99214 Established patient office or other outpatient visit, 30-39 minutes 357 84 $131
99213 Established patient office or other outpatient visit, 20-29 minutes 308 78 $95
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 90 78 $180
99239 Hospital discharge day management, more than 30 minutes 86 74 $119
90792 Psychiatric diagnostic evaluation with medical services 19 19 $205

In context: peer comparison

Among 7 peers in this city , average services per provider: 158. This provider delivers 8.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$18
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 1 $17.53

By nature of payment

Food and Beverage
$18

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,341
Patients
274
Total drug cost
$50,085
Drug Type Claims Patients Total cost
Bupropion Xl (Bupropion Hcl) Brand 131 26 $9,161
Gabapentin Generic 117 27 $5,363
Trazodone Hcl Generic 113 40 $1,052
Fluoxetine Hcl Generic 112 28 $1,064
Clonazepam Generic 110 15 $428
Quetiapine Fumarate Generic 107 28 $3,177
Mirtazapine Generic 104 30 $1,666
Ziprasidone Hcl Generic 82 0 $14,367
Lamotrigine Generic 73 15 $836
Aripiprazole Generic 69 17 $9,411

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Park's medical specialty?
Dr. Timothy Park practices Psychiatry Physician in Ventura, CA.
Where does Dr. Timothy Park practice?
Dr. Timothy Park practices at 801 Seneca St, Ventura, CA 930011411. Office phone: 8182819289.
What is Dr. Timothy Park's NPI?
Dr. Timothy Park's National Provider Identifier (NPI) is 1841602315, issued by NPPES.
Does Dr. Timothy Park accept Medicare assignment?
Yes. Dr. Timothy Park accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Park commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.