What is Joellen Vanzander's specialty?

Joellen Vanzander (NPI 1881819019) is a Medicare-billing provider whose primary specialty is Dermatology in Menlo Park, CA.

Where does Joellen Vanzander practice?

Joellen Vanzander practices in Menlo Park, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1881819019.

How much does Medicare pay Joellen Vanzander?

Joellen Vanzander (NPI 1881819019) received approximately $166K in total Medicare Part B payments, serving 616 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1881819019

Joellen VanzanderMD

PRACTICEUNIVERSITY HEALTHCARE ALLIANCESee all providers at this practice →

DermatologyMenlo Park, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,738

Unique beneficiaries

—

Total services

2,904

Distinct HCPCS

Medicare payment

$162K

Peer benchmark

Total Medicare services vs. 1,546 Dermatology providers in CA — above median (cohort median 2,504).

PRESCRIBING · PART D · 2024

Total Rx claims

490

Beneficiaries

—

Total drug cost

$17K

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Ketoconazole112 claims

Clobetasol Propionate90 claims

Fluorouracil53 claims

Triamcinolone Acetonide45 claims

Calcipotriene39 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Joellen Vanzander'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
Ucsf Dermatopathology Service Clinical Laboratory · San Francisco, CA	137	187
Roberta Wong Diagnostic Radiology · Menlo Park, CA	28	38
SELLING, JOHN	25	81
James Ratcliff Podiatry · San Jose, CA	19	22
Donna Lee Ophthalmology · Menlo Park, CA	19	22
TRAVER-SELLING, KELLY	18	37
Cathy Riker Rheumatology · Menlo Park, CA	13	32
Rachel Roberts Internal Medicine · Emeryville, CA	12	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