Hector Castro Asuncion, MD - Medicare Internal Medicine in Poolesville, MD

Hector Castro Asuncion, MD is a medicare enrolled "Family Medicine" physician in Poolesville, Maryland. He graduated from medical school in 1961 and has 63 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Adventist Physician Services Inc and his current practice location is 17600 W Willard Rd, Poolesville, Maryland. You can reach out to his office (for appointments etc.) via phone at (301) 972-6444.

Hector Castro Asuncion is licensed to practice in Maryland (license number D000995) 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 1407848823.

Contact Information

Hector Castro Asuncion, MD
17600 W Willard Rd,
Poolesville, MD 20837-2007
(301) 972-6444
(301) 972-0938

Map and Direction




Physician's Profile

Full NameHector Castro Asuncion
GenderMale
SpecialityInternal Medicine
Experience63 Years
Location17600 W Willard Rd, Poolesville, Maryland
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:
  • Hector Castro Asuncion graduated from medical school in 1961
  NPI Data:
  • NPI Number: 1407848823
  • Provider Enumeration Date: 08/22/2005
  • Last Update Date: 09/11/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 3173684859
  • Enrollment ID: I20081213000102

Medical Identifiers

Medical identifiers for Hector Castro Asuncion such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1407848823NPI-NPPES
017511100MedicaidMD

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine D000995 (Maryland)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Adventist Home Health ServicesSilver spring, MDHome health agency

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Adventist Physician Services Inc4284631540123

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. Hector Castro Asuncion allows following entities to bill medicare on his behalf.
Entity NameAdventist Physician Services Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1376623207
PECOS PAC ID: 4284631540
Enrollment ID: O20061030000122

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. Hector Castro Asuncion 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
Hector Castro Asuncion, MD
18730 Liberty Mill Road,
Germantown, MD 20874

Ph: (301) 972-6444
Hector Castro Asuncion, MD
17600 W Willard Rd,
Poolesville, MD 20837-2007

Ph: (301) 972-6444

Reviews and Comments


Family Medicine Doctors in Poolesville, MD

Dr. Amar Venkat Duggirala, D.O.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 19710 Fisher Ave, Suite J, Poolesville, MD 20837
Phone: 301-972-7600    Fax: 301-972-8006

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.