PROVIDER PROFILE · NPI 1801883194

Marc VanderleedenM.D.

EndocrinologySpringfield, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

851

Unique beneficiaries

—

Total services

1,946

Distinct HCPCS

Medicare payment

$73K

Peer benchmark

Total Medicare services vs. 341 Endocrinology providers in MA — top quintile (cohort median 496).

PRESCRIBING · PART D · 2024

Total Rx claims

5,836

Beneficiaries

—

Total drug cost

$1.8M

Distinct drugs

Brand share

35.1%

Top prescribed drugs

Tirzepatide530 claims

Levothyroxine Sodium431 claims

Atorvastatin Calcium325 claims

Empagliflozin210 claims

Amlodipine Besylate196 claims

QUALITY · MIPS · 2024

Final MIPS score

61.9

Quality

74.2

Cost

82.3

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

-1.57%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$1K

Payment records

By payment type

Food and Beverage$1K

REFERRAL NETWORK

Where Marc Vanderleeden'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). 5 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
BAYSTATE MEDICAL CENTER INC	123	422
THE MERCY HOSPITAL INC	64	186
Barry Izenstein Endocrinology · Springfield, MA	19	104
BRODER, MARTIN	14	30
KOENIGS, KENNETH	11	55

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