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PROVIDER PROFILE · NPI 1114941382

Stephen ChenM.D.

Geriatric PsychiatryLos Angeles, CAI
CROSS-REFERENCE

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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 050112
Hospital
REFERRAL NETWORK

Where Stephen Chen'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). 14 inbound referrers · 25 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Peifeng Hu
Geriatric Medicine · Los Angeles, CA
32531
Mariya Svilik
Anesthesiology · Los Angeles, CA
32391
Laurie Casaus
Psychiatry · Los Angeles, CA
31255
John Miller
Anesthesiology · Los Angeles, CA
27343
REGENTS OF THE UNIV OF CALIFORNIA2696
Zaldy Tan
Geriatric Medicine · Los Angeles, CA
24290
Shervin Shamtoub
Podiatry · Los Angeles, CA
1935
Brandon Koretz
Geriatric Medicine · Los Angeles, CA
18265
Michael Boucher
Psychiatry · Los Angeles, CA
1656
Chinh Mai
Anesthesiology · Los Angeles, CA
1575
Jennifer Kruse
Psychiatry · Los Angeles, CA
1579
Alison Moore
Geriatric Medicine · San Diego, CA
14106
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
REGENTS UNIV OF CALIF LOS ANGELES103629
REGENTS UNIV OF CALIF LOS ANGELES49230
Randall Espinoza
Geriatric Psychiatry · Seattle, WA
461,970
Peifeng Hu
Geriatric Medicine · Los Angeles, CA
39365
John Miller
Anesthesiology · Los Angeles, CA
38789
David Merrill
Geriatric Psychiatry · Los Angeles, CA
34740
Mariya Svilik
Anesthesiology · Los Angeles, CA
33453
Jason Hirsch
Anesthesiology · Los Angeles, CA
33541
Holly Middlekauff
Cardiology · Los Angeles, CA
28148
NPI 190206007226188
Aaron Kaufman
Geriatric Psychiatry · Los Angeles, CA
26755
Elizabeth Whiteman
Geriatric Medicine · Beverly Hills, CA
25455
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.
PRESCRIBING · PART D · 2024
Total Rx claims
68
Beneficiaries
—
Total drug cost
$987
Distinct drugs
5
Brand share
0.0%
Top prescribed drugs
Trazodone Hcl19 claims
Gabapentin13 claims
Quetiapine Fumarate13 claims
Duloxetine Hcl12 claims
Olanzapine11 claims
QUALITY · MIPS · 2024
Final MIPS score
88.3
Quality
76.0
Cost
56.2
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
0.56%
Group
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$2K
Payment records
11
By payment type
Travel and Lodging$1K
Food and Beverage$347
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
235
Unique beneficiaries
—
Total services
698
Distinct HCPCS
7
Medicare payment
$58K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 15 Geriatric Psychiatry providers in CA — above median (cohort median 534).