Nynke Den Hollander, MD - Medicare Hospitalist in Katy, TX

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Nynke Den Hollander, MD is a medicare enrolled "Hospitalist" physician in Katy, Texas. She graduated from medical school in 2007 and has 17 years of diverse experience with area of expertise as Hospitalist. She is a member of the group practice Memorial Hermann Medical Group and her current practice location is 23900 Katy Fwy, Katy, Texas. You can reach out to her office (for appointments etc.) via phone at (281) 644-8112.

Nynke Den Hollander is licensed to practice in Texas (license number P1745) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1124271812.

Contact Information

Nynke Den Hollander, MD
23900 Katy Fwy,
Katy, TX 77494-1323
(281) 644-8112
(281) 644-8411

Map and Direction




Physician's Profile

Full NameNynke Den Hollander
GenderFemale
SpecialityHospitalist
Experience17 Years
Location23900 Katy Fwy, Katy, Texas
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Nynke Den Hollander graduated from medical school in 2007
  NPI Data:
  • NPI Number: 1124271812
  • Provider Enumeration Date: 10/28/2008
  • Last Update Date: 12/11/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 6901060086
  • Enrollment ID: I20120621000520

Medical Identifiers

Medical identifiers for Nynke Den Hollander such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1124271812NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine P1745 (Texas)Secondary
207R00000XInternal Medicine BP1-0038886 (Texas)Secondary
208M00000XHospitalist P1745 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Memorial Hermann Katy HospitalKaty, TXHospital
Memorial Hermann - Texas Medical CenterHouston, TXHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Memorial Hermann Medical Group7012008360590

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Nynke Den Hollander allows following entities to bill medicare on her behalf.
Entity NameKaty Internal Medicine Associates, L.l.p
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1699785444
PECOS PAC ID: 7719988278
Enrollment ID: O20070125000371
Entity NameMemorial Hermann Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1003985102
PECOS PAC ID: 7012008360
Enrollment ID: O20070801000368

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Nynke Den Hollander is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Nynke Den Hollander, MD
23900 Katy Fwy,
Katy, TX 77494-1323

Ph: (281) 644-8111		Nynke Den Hollander, MD
23900 Katy Fwy,
Katy, TX 77494-1323

Ph: (281) 644-8112

Reviews and Comments


Hospitalist Doctors in Katy, TX

Joseph Jabbour, D.O.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 21238 Kingsland Blvd, Katy, TX 77450
Phone: 832-321-4962    
Dr. Vijayshekar Elati, M.D.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 21336 Provincial Blvd, Katy, TX 77450
Phone: 281-809-0085    Fax: 281-809-0083
Gheyath Albadwi,
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 23900 Katy Fwy Ste W2100, Katy, TX 77494
Phone: 856-693-6592    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.