What is Chaim Vanek's specialty?

Chaim Vanek (NPI 1720180300) is a Medicare-billing provider whose primary specialty is Endocrinology in Portland, OR.

Where does Chaim Vanek practice?

Chaim Vanek practices in Portland, OR, based on the location reported in the CMS Medicare provider datasets for NPI 1720180300.

How much does Medicare pay Chaim Vanek?

Chaim Vanek (NPI 1720180300) received approximately $31K in total Medicare Part B payments, serving 473 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1720180300

Chaim VanekM.D.

EndocrinologyPortland, ORI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

528

Unique beneficiaries

—

Total services

562

Distinct HCPCS

Medicare payment

$28K

Peer benchmark

Total Medicare services vs. 63 Endocrinology providers in OR — above median (cohort median 515).

PRESCRIBING · PART D · 2024

Total Rx claims

2,391

Beneficiaries

—

Total drug cost

$1.5M

Distinct drugs

Brand share

24.2%

Top prescribed drugs

Levothyroxine Sodium514 claims

Alendronate Sodium243 claims

Testosterone Cypionate189 claims

Levothyroxine Sodium151 claims

Estradiol142 claims

QUALITY · MIPS · 2024

Final MIPS score

99.1

Quality

84.3

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

1.01%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$188

Payment records

By payment type

Food and Beverage$188

Top paying entities

Food and Beverage$188

REFERRAL NETWORK

Where Chaim Vanek'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). 4 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Robert Klein Endocrinology · Portland, OR	51	92
Eric Orwoll Endocrinology · Portland, OR	22	42
PROVIDENCE HEALTH & SERVICES OREGON	13	33
PROVIDENCE HEALTH & SERVICES OREGON	13	26

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