Manuel Enrique Sierra Ascencio, - Medicare Internal Medicine in Marysville, WA

Manuel Enrique Sierra Ascencio, is a medicare enrolled "Internal Medicine" physician in Marysville, Washington. He graduated from medical school in 1999 and has 25 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Optum Care Washington Pllc and his current practice location is 4420 76th St Ne, Marysville, Washington. You can reach out to his office (for appointments etc.) via phone at (360) 651-7491.

Manuel Enrique Sierra Ascencio is licensed to practice in Washington (license number MD60663211) 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 1093952582.

Contact Information

Manuel Enrique Sierra Ascencio,
4420 76th St Ne,
Marysville, WA 98270-3726
(360) 651-7491
Not Available

Map and Direction




Physician's Profile

Full NameManuel Enrique Sierra Ascencio
GenderMale
SpecialityInternal Medicine
Experience25 Years
Location4420 76th St Ne, Marysville, Washington
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:
  • Manuel Enrique Sierra Ascencio graduated from medical school in 1999
  NPI Data:
  • NPI Number: 1093952582
  • Provider Enumeration Date: 01/21/2009
  • Last Update Date: 03/15/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 7517011877
  • Enrollment ID: I20161021001233

Medical Identifiers

Medical identifiers for Manuel Enrique Sierra Ascencio such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1093952582NPI-NPPES
2068151MedicaidWA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 51796 (Minnesota)Secondary
207R00000XInternal Medicine MD60663211 (Washington)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Optum Care Washington Pllc6406752153559

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. Manuel Enrique Sierra Ascencio allows following entities to bill medicare on his behalf.
Entity NameOptum Care Washington Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1831186766
PECOS PAC ID: 6406752153
Enrollment ID: O20031211000922

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. Manuel Enrique Sierra Ascencio 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
Manuel Enrique Sierra Ascencio,
Po Box 5127,
Everett, WA 98206-5127

Ph: (360) 651-7491
Manuel Enrique Sierra Ascencio,
4420 76th St Ne,
Marysville, WA 98270-3726

Ph: (360) 651-7491

Reviews and Comments


Internal Medicine Doctors in Marysville, WA

Santosa Ho, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1602 4th Street, Marysville, WA 98270
Phone: 360-659-4141    Fax: 360-659-1712
James A Lusk, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4420 76th St Ne, Marysville, WA 98270
Phone: 360-651-7497    Fax: 360-651-7479
Si Jung Suh,
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4420 76th St Ne, Marysville, WA 98270
Phone: 360-651-7495    Fax: 360-651-7485
Dr. Yirgalem Tiruneh, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4420 76th St Ne, Marysville, WA 98270
Phone: 360-651-7491    Fax: 360-651-7481
Dr. Brett Alan Schweizer, D.O.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4420 76th St Ne, Marysville, WA 98270
Phone: 360-651-7490    
Dr. James L Barlow Iii, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2901 174th St Ne, Marysville, WA 98271
Phone: 425-339-5410    

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.