What is James Mccallum's specialty?

James Mccallum (NPI 1609838994) is a Medicare-billing provider whose primary specialty is Endocrinology in La Jolla, CA.

Where does James Mccallum practice?

James Mccallum practices in La Jolla, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1609838994.

How much does Medicare pay James Mccallum?

James Mccallum (NPI 1609838994) received approximately $472K in total Medicare Part B payments, serving 871 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1609838994

James MccallumM.D.

PRACTICESCRIPPS HEALTHSee all providers at this practice →

EndocrinologyLa Jolla, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,912

Unique beneficiaries

—

Total services

55,969

Distinct HCPCS

Medicare payment

$433K

Peer benchmark

Total Medicare services vs. 633 Endocrinology providers in CA — top quintile (cohort median 1,164).

PRESCRIBING · PART D · 2024

Total Rx claims

4,337

Beneficiaries

—

Total drug cost

$1.8M

Distinct drugs

Brand share

56.8%

Top prescribed drugs

Levothyroxine Sodium432 claims

Semaglutide286 claims

Metformin Hcl265 claims

Metformin Hcl202 claims

Levothyroxine Sodium201 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$913

Payment records

By payment type

Food and Beverage$546

Travel and Lodging$367

Top paying entities

Food and Beverage$546

Travel and Lodging$367

REFERRAL NETWORK

Where James Mccallum'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). 10 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Scripps Health Clinical Laboratory · La Jolla, CA	179	671
REGENTS OF THE UNIVERSITY OF CALIFORNIA	28	134
FRANCIS, DAVID	20	37
Andrew King Nephrology · La Jolla, CA	14	71
Amy Wu Diagnostic Radiology · La Jolla, CA	14	17
Unilab Corporation Clinical Laboratory · West Hills, CA	13	23
Ray Gariano Ophthalmology · San Jose, CA	12	17
Richard Abello Diagnostic Radiology · La Jolla, CA	12	18
Steven Eilenberg Diagnostic Radiology · La Jolla, CA	11	13
Mohsin Saeed Interventional Radiology · La Jolla, CA	11	25

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events