Dr. Warren Christianson, D.O

NPI: 1932359445
Total Payments
$1,589
2024 Payments
$25.63
Companies
13
Transactions
79
Medicare Patients
11
Medicare Billing
$2,297

Payment Breakdown by Category

Food & Beverage$1,589 (100.0%)

Payments by Nature

Nature of Payment Amount Transactions Share
Food and Beverage $1,589 79 100.0%

Top Paying Companies

Company Total Records Latest Year
Sunovion Pharmaceuticals Inc. $747.88 39 $0 (2020)
Alkermes, Inc. $270.31 12 $0 (2020)
Lundbeck LLC $196.90 9 $0 (2019)
Otsuka America Pharmaceutical, Inc. $135.52 6 $0 (2020)
Tris Pharma Inc $66.16 4 $0 (2019)
Axsome Therapeutics, Inc. $25.63 1 $0 (2024)
Bausch Health US, LLC $24.65 1 $0 (2019)
Merck Sharp & Dohme Corporation $24.60 2 $0 (2018)
Janssen Pharmaceuticals, Inc $24.02 1 $0 (2018)
Allergan Inc. $23.07 1 $0 (2019)

Payment History by Year

Year Amount Transactions Top Company
2024 $25.63 1 Axsome Therapeutics, Inc. ($25.63)
2020 $98.64 5 Sunovion Pharmaceuticals Inc. ($38.79)
2019 $667.29 33 Sunovion Pharmaceuticals Inc. ($321.90)
2018 $483.20 24 Sunovion Pharmaceuticals Inc. ($142.59)
2017 $314.57 16 Sunovion Pharmaceuticals Inc. ($244.60)

All Payment Transactions

79 individual payment records from CMS Open Payments — Page 3 of 4

Date Company Product Nature Form Amount Type
08/15/2018 Lundbeck LLC TRINTELLIX (Drug) Food and Beverage Cash or cash equivalent $22.21 General
Category: PSYCHIATRY
08/07/2018 Sunovion Pharmaceuticals Inc. LATUDA (Drug) Food and Beverage In-kind items and services $20.31 General
Category: CNS
06/21/2018 Lundbeck LLC TRINTELLIX (Drug) Food and Beverage Cash or cash equivalent $24.95 General
Category: PSYCHIATRY
05/16/2018 Sunovion Pharmaceuticals Inc. LATUDA (Drug) Food and Beverage In-kind items and services $17.79 General
Category: CNS
05/15/2018 Alkermes, Inc. Aristada 441 mg (Drug), Aristada 662mg, Aristada 882mg Food and Beverage In-kind items and services $24.23 General
Category: CNS
03/22/2018 Merck Sharp & Dohme Corporation BELSOMRA (Drug) Food and Beverage In-kind items and services $10.71 General
Category: NEUROSCIENCE
03/07/2018 Lundbeck LLC TRINTELLIX (Drug) Food and Beverage Cash or cash equivalent $20.05 General
Category: PSYCHIATRY
02/21/2018 Merck Sharp & Dohme Corporation BELSOMRA (Drug) Food and Beverage In-kind items and services $13.89 General
Category: NEUROSCIENCE
02/20/2018 Sunovion Pharmaceuticals Inc. LATUDA (Drug) Food and Beverage In-kind items and services $21.19 General
Category: CNS
01/25/2018 Neos Therapeutics, LP Adzenys XR-ODT (Drug), Cotempla XR-ODT Food and Beverage In-kind items and services $19.97 General
Category: ADHD
01/23/2018 Sunovion Pharmaceuticals Inc. LATUDA (Drug) Food and Beverage In-kind items and services $18.87 General
Category: CNS
01/11/2018 Janssen Pharmaceuticals, Inc INVEGA SUSTENNA (Drug) Food and Beverage In-kind items and services $24.02 General
Category: Neuroscience
01/03/2018 Lundbeck LLC TRINTELLIX (Drug) Food and Beverage Cash or cash equivalent $19.06 General
Category: PSYCHIATRY
12/18/2017 Sunovion Pharmaceuticals Inc. LATUDA (Drug) Food and Beverage In-kind items and services $18.58 General
Category: CNS
11/20/2017 Sunovion Pharmaceuticals Inc. LATUDA (Drug) Food and Beverage In-kind items and services $19.73 General
Category: CNS
10/11/2017 Sunovion Pharmaceuticals Inc. LATUDA (Drug) Food and Beverage In-kind items and services $20.14 General
Category: CNS
09/14/2017 Lundbeck LLC TRINTELLIX (Drug) Food and Beverage Cash or cash equivalent $22.85 General
Category: PSYCHIATRY
07/25/2017 Otsuka America Pharmaceutical, Inc. REXULTI (Drug) Food and Beverage In-kind items and services $23.90 General
Category: PSYCHIATRY
07/12/2017 Sunovion Pharmaceuticals Inc. LATUDA (Drug) Food and Beverage In-kind items and services $15.12 General
Category: CNS
06/28/2017 Sunovion Pharmaceuticals Inc. LATUDA (Drug) Food and Beverage In-kind items and services $18.61 General
Category: CNS
06/07/2017 Lundbeck LLC TRINTELLIX (Drug) Food and Beverage Cash or cash equivalent $23.22 General
Category: PSYCHIATRY
05/30/2017 Sunovion Pharmaceuticals Inc. LATUDA (Drug) Food and Beverage In-kind items and services $16.81 General
Category: CNS
05/17/2017 Sunovion Pharmaceuticals Inc. LATUDA (Drug) Food and Beverage In-kind items and services $20.68 General
Category: CNS
05/03/2017 Sunovion Pharmaceuticals Inc. LATUDA (Drug) Food and Beverage In-kind items and services $18.18 General
Category: CNS
04/19/2017 Sunovion Pharmaceuticals Inc. LATUDA (Drug) Food and Beverage In-kind items and services $20.02 General
Category: CNS

Medicare Billing by Year

Year Procedures Beneficiaries Services Submitted Medicare Paid
2021 1 11 26 $6,500 $2,297
Total Patients
11
Total Services
26
Medicare Billing
$2,297
Procedure Codes
1

All Medicare Procedures & Services

1 procedure records from CMS Medicare Utilization

HCPCS Description Setting Year Patients Services Charges Medicare Paid Ratio
99233 Subsequent hospital inpatient care, typically 35 minutes per day Facility 2021 11 26 $6,500 $2,297 35.3%

About Dr. Warren Christianson, D.O

Dr. Warren Christianson, D.O is a Psychiatry healthcare provider based in San Marino, California. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 09/22/2008. The National Provider Identifier (NPI) number assigned to this provider is 1932359445.

According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Warren Christianson, D.O has received a total of $1,589 in payments from pharmaceutical and medical device companies, with $25.63 received in 2024. These payments were reported across 79 transactions from 13 companies. The most common payment nature is "Food and Beverage" ($1,589).

As a Medicare-enrolled provider, Christianson has provided services to 11 Medicare beneficiaries, totaling 26 services with total Medicare billing of $2,297. Data is available for 1 year (2021–2021), covering 1 distinct procedure/service records.

Practice Information

  • Specialty Psychiatry
  • Location San Marino, CA
  • Active Since 09/22/2008
  • Last Updated 09/21/2011
  • Taxonomy Code 2084P0800X
  • Entity Type Individual
  • NPI Number 1932359445

Products in Payments

  • LATUDA (Drug) $747.88
  • REXULTI (Drug) $179.68
  • ARISTADA (Drug) $158.24
  • TRINTELLIX (Drug) $152.74
  • Aristada 441 mg (Drug) $112.07
  • Quillivant XR (Drug) $52.07
  • Auvelity (Drug) $25.63
  • WELLBUTRIN (Drug) $24.65
  • BELSOMRA (Drug) $24.60
  • INVEGA SUSTENNA (Drug) $24.02
  • VRAYLAR (Drug) $23.07
  • Adzenys XR-ODT (Drug) $19.97
  • VYVANSE (Drug) $15.74
  • INGREZZA (Drug) $14.88
  • Dyanavel XR (Drug) $14.09

Data Sources

Provider data from NPPES. Payment data from CMS Open Payments. Medicare data from CMS Medicare Provider Utilization. All data is public and updated periodically.

Psychiatry Doctors in San Marino