Thomas A Castillo, DO - Medicare Ophthalmology in Beaver Dam, WI

Thomas A Castillo, DO is a medicare enrolled "Ophthalmology" physician in Beaver Dam, Wisconsin. His current practice location is 240 Corporate Drive, Beaver Dam, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (920) 887-1151.

Thomas A Castillo is licensed to practice in Wisconsin (license number 40496) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1700805454.

Contact Information

Thomas A Castillo, DO
240 Corporate Drive,
Beaver Dam, WI 53916-3115
(920) 887-1151
(920) 887-3353

Map and Direction




Physician's Profile

Full NameThomas A Castillo
GenderMale
SpecialityOphthalmology
Location240 Corporate Drive, Beaver Dam, Wisconsin
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1700805454
  • Provider Enumeration Date: 07/19/2006
  • Last Update Date: 05/01/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 9739077967
  • Enrollment ID: I20060316000608

Medical Identifiers

Medical identifiers for Thomas A Castillo such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1700805454NPI-NPPES
391156156OtherTAX ID
180034885OtherWIRAIL ROAD MEDICARE
31662OtherNETWORK HEALTH PLAN
30088300MedicaidWI
11995OtherDEAN CARE HMO
1024501OtherPHYSICIANS PLUS HMO
39115615613OtherUNITY HMO
WI0113OtherJOHN DEERE HEALTH PLAN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology 40496 (Wisconsin)Primary

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. Thomas A Castillo allows following entities to bill medicare on his behalf.
Entity NameBeaver Dam Community Hospitals Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1972188555
PECOS PAC ID: 2567370539
Enrollment ID: O20040210000666

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. Thomas A Castillo 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
Thomas A Castillo, DO
240 Corporate Drive,
Beaver Dam, WI 53916-3115

Ph: (920) 887-1151
Thomas A Castillo, DO
240 Corporate Drive,
Beaver Dam, WI 53916-3115

Ph: (920) 887-1151

Reviews and Comments


Ophthalmology Doctors in Beaver Dam, WI

George E Davis, MD
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: 705 S University Ave, Suite 100, Beaver Dam, WI 53916
Phone: 920-887-1151    Fax: 920-887-3353
Erik O Schoff, MD
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: 240 Corporate Drive, Beaver Dam, WI 53916
Phone: 920-887-1151    Fax: 920-887-3353
Omar Abdelmegid, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 707 S University Ave, Beaver Dam, WI 53916
Phone: 920-887-7181    
Jay M Wilkins, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 240 Corporate Drive, Beaver Dam, WI 53916
Phone: 920-887-1151    Fax: 920-887-3353

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.