What is Nynke Den Hollander's specialty?

Nynke Den Hollander (NPI 1124271812) is a Medicare-billing provider whose primary specialty is Hospitalist in Katy, TX.

Where does Nynke Den Hollander practice?

Nynke Den Hollander practices in Katy, TX, based on the location reported in the CMS Medicare provider datasets for NPI 1124271812.

How much does Medicare pay Nynke Den Hollander?

Nynke Den Hollander (NPI 1124271812) received approximately $10K in total Medicare Part B payments, serving 65 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1124271812

Nynke Den HollanderMD

PRACTICEMEMORIAL HERMANN HEALTH SYSTEMSee all providers at this practice →

HospitalistKaty, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$8K

Peer benchmark

Total Medicare services vs. 1,047 Hospitalist providers in TX — bottom quintile (cohort median 457).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (4)

Hospital

Hospital

Hospital

Hospital

REFERRAL NETWORK

Where Nynke Den Hollander'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). 3 inbound referrers · 34 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Ketul Patel Internal Medicine · Cypress, TX	27	59
Michael Rodriguez Diagnostic Radiology · Houston, TX	15	23
MEMORIAL HERMANN REHABILITATION HOSPITAL KATY, LLC	12	35

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
MEMORIAL HERMANN HEALTH SYSTEM	128	222
Viswanath Kalapatapu Internal Medicine · Katy, TX	82	165
Ketul Patel Internal Medicine · Cypress, TX	59	132
Laboratory Corporation Of America Clinical Laboratory · Houston, TX	44	125
L.Arry Schock Diagnostic Radiology · Houston, TX	27	39
Sam Lo Diagnostic Radiology · Houston, TX	26	33
David Garza Diagnostic Radiology · Houston, TX	24	35
Anil Odhav Cardiology · Houston, TX	23	41
Mukesh Mehta Internal Medicine · Katy, TX	22	72
Terence Oconnor Diagnostic Radiology · Houston, TX	22	31
Michael Rodriguez Diagnostic Radiology · Houston, TX	22	34
Amir Kashani Cardiology · Houston, TX	21	58

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