Brian Nan Peng, - Medicare Internal Medicine in Valencia, CA

Brian Nan Peng, is a medicare enrolled "Internal Medicine - Endocrinology, Diabetes & Metabolism" physician in Valencia, California. His current practice location is 25775 Mcbean Pkwy Ste 202, Valencia, California. You can reach out to his office (for appointments etc.) via phone at (661) 753-5464.

Brian Nan Peng is licensed to practice in California (license number A183994) 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 1023637188.

Contact Information

Brian Nan Peng,
25775 Mcbean Pkwy Ste 202,
Valencia, CA 91355-3703
(661) 753-5464
(661) 753-5466

Map and Direction




Physician's Profile

Full NameBrian Nan Peng
GenderMale
SpecialityInternal Medicine - Endocrinology, Diabetes & Metabolism
Location25775 Mcbean Pkwy Ste 202, Valencia, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1023637188
  • Provider Enumeration Date: 04/09/2020
  • Last Update Date: 09/11/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 9436518990
  • Enrollment ID: I20230701000121

Medical Identifiers

Medical identifiers for Brian Nan Peng such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1023637188NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine A183994 (California)Secondary
207RE0101XInternal Medicine - Endocrinology, Diabetes & Metabolism A183994 (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. Brian Nan Peng 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
Brian Nan Peng,
5767 W Century Blvd Ste 400,
Los Angeles, CA 90045-5631

Ph: () -
Brian Nan Peng,
25775 Mcbean Pkwy Ste 202,
Valencia, CA 91355-3703

Ph: (661) 753-5464

Reviews and Comments


Internal Medicine Doctors in Valencia, CA

Mostafa Tabassomi, MD
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 23838 Valencia Blvd Ste 304, Valencia, CA 91355
Phone: 661-430-9030    Fax: 661-430-9020
Dr. Gene L Tran, D.O.
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 23803 Mcbean Pkwy, Valencia, CA 91355
Phone: 661-481-2400    
Dr. Robert Kozlowski, MD
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 25751 Mcbean Pkwy Ste 210, Valencia, CA 91355
Phone: 661-284-3100    Fax: 661-290-3310
Dr. Douglas R Gadowski, MD
Endocrinology, Diabetes & Metabolism
Medicare: Accepting Medicare Assignments
Practice Location: 25775 Mcbean Pkwy, Ste 105, Valencia, CA 91355
Phone: 661-255-2410    Fax: 661-255-8671
Sittiporn Bencharit, M.D.
Endocrinology, Diabetes & Metabolism
Medicare: Medicare Enrolled
Practice Location: 25775 Mcbean Pkwy, Suite 115, Valencia, CA 91355
Phone: 661-255-2420    Fax: 661-259-0552
David Elliott Krieger, M.D.,PH.D.
Endocrinology, Diabetes & Metabolism
Medicare: Not Enrolled in Medicare
Practice Location: 25775 Mcbean Pkwy, Suite 115, Valencia, CA 91355
Phone: 661-255-2420    Fax: 661-259-5741

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).

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