PROVIDER PROFILE · NPI 1932359445

Warren Christianson

PRACTICEPCH PASADENA, LLCSee all providers at this practice →

PsychiatrySan Marino, CAI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$4K

Distinct drugs

Brand share

30.4%

Top prescribed drugs

Gabapentin21 claims

Buprenorphine Hcl/Naloxone Hcl14 claims

Armodafinil11 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$26

Payment records

By payment type

Food and Beverage$26

REFERRAL NETWORK

Where Warren Christianson's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 6 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Peter Tan Internal Medicine · Arcadia, CA	28	54
Philip Zhuo Family Practice · Monterey Park, CA	22	74
Zhehua Xu Family Practice · Monterey Park, CA	15	36
Sheela Gade Psychiatry · San Marino, CA	13	39
SANTA BARBARA COTTAGE HOSPITAL	12	39
PASADENA HOSPITAL ASSOCIATION, LTD	11	43

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history