PROVIDER PROFILE · NPI 1710927025

James WallstromMD

PRACTICERALPH B. MARTIN, M.D., INC.See all providers at this practice →

Internal MedicinePasadena, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

628

Unique beneficiaries

—

Total services

999

Distinct HCPCS

Medicare payment

$97K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — above median (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

2,928

Beneficiaries

—

Total drug cost

$145K

Distinct drugs

Brand share

19.1%

Top prescribed drugs

Atorvastatin Calcium169 claims

Levothyroxine Sodium139 claims

Tamsulosin Hcl129 claims

Amlodipine Besylate89 claims

Prednisone81 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$206

Payment records

By payment type

Food and Beverage$206

Top paying entities

Food and Beverage$206

REFERRAL NETWORK

Where James Wallstrom'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). 8 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
WESTERN HEALTH SCIENCES MEDICAL LAB	81	274
USC VERDUGO HILLS HOSPITAL, LLC	51	451
Craig Moritz Diagnostic Radiology · Glendale, CA	33	347
Unilab Corporation Clinical Laboratory · West Hills, CA	31	68
Sameer Patel Diagnostic Radiology · Glendale, CA	15	158
JOE, STANTON	14	21
SUPERIOR HOME HEALTH SERVICES, INC	12	87
PROVIDENCE HEALTH SYSTEM - SOUTHERN CALIFORNIA	11	18

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