Dr Harold Williams Van Lonkhuyzen, MD - Medicare Psychiatry in Rockland, ME

Dr Harold Williams Van Lonkhuyzen, MD is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Rockland, Maine. He went to University Of Rochester School Of Medicine And Dentistry and graduated in 1997 and has 27 years of diverse experience with area of expertise as Psychiatry. He is a member of the group practice Mainehealth and his current practice location is 12 Union Street, Rockland, Maine. You can reach out to his office (for appointments etc.) via phone at (207) 701-4402.

Dr Harold Williams Van Lonkhuyzen is licensed to practice in Maine (license number 015641) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1568576403.

Contact Information

Dr Harold Williams Van Lonkhuyzen, MD
12 Union Street,
Rockland, ME 04841-2739
(207) 701-4402
(207) 701-4486

Map and Direction




Physician's Profile

Full NameDr Harold Williams Van Lonkhuyzen
GenderMale
SpecialityPsychiatry
Experience27 Years
Location12 Union Street, Rockland, Maine
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Harold Williams Van Lonkhuyzen attended and graduated from University Of Rochester School Of Medicine And Dentistry in 1997
  NPI Data:
  • NPI Number: 1568576403
  • Provider Enumeration Date: 08/18/2006
  • Last Update Date: 11/04/2010
  Medicare PECOS Information:
  • PECOS PAC ID: 4789627498
  • Enrollment ID: I20050603000521

Medical Identifiers

Medical identifiers for Dr Harold Williams Van Lonkhuyzen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1568576403NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry 015641 (Maine)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Penobscot Bay Medical CenterRockport, MEHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mainehealth75178605881452

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. Dr Harold Williams Van Lonkhuyzen allows following entities to bill medicare on his behalf.
Entity NameMainehealth
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790265502
PECOS PAC ID: 7517860588
Enrollment ID: O20040701000166
Entity NamePenobscot Bay Medical Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1982645305
PECOS PAC ID: 2163320508
Enrollment ID: O20060316000020

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. Dr Harold Williams Van Lonkhuyzen 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
Dr Harold Williams Van Lonkhuyzen, MD
78 Atlantic Place,
South Portland, ME 04106-2316

Ph: (207) 842-6556
Dr Harold Williams Van Lonkhuyzen, MD
12 Union Street,
Rockland, ME 04841-2739

Ph: (207) 701-4402

Reviews and Comments


Psychiatry & Neurology Doctors in Rockland, ME

Dr. Richard E. Nilson, MD
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 12 Union St, Rockland, ME 04841
Phone: 207-701-4400    Fax: 207-701-4487
James Richard Young, M.D.
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 12 Union St, Rockland, ME 04841
Phone: 207-338-2295    Fax: 207-338-2388
Anne Cohen, MD
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 12 Union St, Rockland, ME 04841
Phone: 207-701-4477    Fax: 207-701-4486
Dr. Susan H. Nilson, MD
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 12 Union St, Rockland, ME 04841
Phone: 207-701-4400    Fax: 207-701-4487

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.