Choon Sil Koo, MD - Medicare in Upland, CA

Choon Sil Koo, MD is a medicare enrolled "Pathology - Anatomic Pathology & Clinical Pathology" physician in Upland, California. His current practice location is 999 San Bernardino Rd, Upland, California. You can reach out to his office (for appointments etc.) via phone at (909) 985-2811.

Choon Sil Koo is licensed to practice in California (license number A31561) 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 1265427595.

Contact Information

Choon Sil Koo, MD
999 San Bernardino Rd,
Upland, CA 91786-4920
(909) 985-2811
(909) 920-3827

Map and Direction




Physician's Profile

Full NameChoon Sil Koo
GenderMale
Speciality
Experience Years
Location999 San Bernardino Rd, Upland, California
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:
  • Choon Sil Koo attended and graduated from in
  NPI Data:
  • NPI Number: 1265427595
  • Provider Enumeration Date: 09/13/2005
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID:
  • Enrollment ID:

Medical Identifiers

Medical identifiers for Choon Sil Koo such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1265427595NPI-NPPES
00A315610MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207ZP0102XPathology - Anatomic Pathology & Clinical Pathology A31561 (California)Primary

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. Choon Sil Koo 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
Choon Sil Koo, MD
Po Box 2311,
Chatsworth, CA 91313-2311

Ph: (818) 718-9500
Choon Sil Koo, MD
999 San Bernardino Rd,
Upland, CA 91786-4920

Ph: (909) 985-2811

Reviews and Comments


Pathology Doctors in Upland, CA

Miriam A Velazquez, DO
Pathology
Medicare: Medicare Enrolled
Practice Location: 999 San Bernardino Rd, Upland, CA 91786
Phone: 909-985-2811    
Dr. Dulce R Decastro, MD
Pathology
Medicare: Accepting Medicare Assignments
Practice Location: 999 San Bernardino Rd, Upland, CA 91786
Phone: 909-985-2811    Fax: 909-920-3827
Howard P Charman, M.D.
Pathology
Medicare: Medicare Enrolled
Practice Location: 999 San Bernardino Rd, Upland, CA 91786
Phone: 909-985-2811    Fax: 909-920-3827

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.